vol6. no.8-11b
TRANSCRIPT
Morioka Workshop Report SeamaH Vol.6, No.8-9-10ã»11
5. äžéçºè¡š
1. PWB & Hyperbook ã°ã«ãŒãã®çºè¡š 90
2.00A/OOD ã°ã«ãŒãã®çºè¡š 92
3. CASE Bench ã°ã«ãŒãã®çºè¡š 93
4. StP ã°ã«ãŒãã®çºè¡š 96
5. Team.work ã°ã«ãŒãã®çºè¡š 96
6. å šäœã®ææ³ãšèšè« 98
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Seaman Vo1.6, No.8-9-10ã»11
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å°ãå éšå®çŸã«é¢ããæ©èœãå«ããŠèããã»ããããã®ã§ã¯ïŒãšããæèŠãåºãŠïŒå€åŽããèŠãæ©èœãäž»äœã«ã
ãŠããã»ã¹ãèãã掟ãš.å éšå®çŸãèæ ®ããŠæ©èœãšããã»ã¹ã決ããæ¹ããããšã ã掟ã«åãããããã§ã.
ããã§ïŒæž©åºŠã調ç¯ãããšãæ°Žéãç£èŠãããšãã£ãããã»ã¹ ïŒ ããããïŒã湯ãããããšããããã»ã¹ãã
ãã§åºããŠã㟠㣠ãæ¹ãïŒäžéšã§éè€ããªããªãã®ã§ã¯ãªãããšãã話ãåºãŠ . ãããããããšãããŠããŸããŸ
ãã.çŸæç¹ã§ã¯ïŒãŸã ããŸã解決çãèŠã€ãã£ãŠããŸãã.ææ¥ã®æïŒé ãåŽãããšããã§ãŸãèããªãããŠïŒ
ã©ã¡ ãã ãåããïŒãããã¯ã°ã«ãŒãã 2 ã€ã«åããŠããããã®ããæ¹ã§é²ããŠè¡ãã決ããããšæã£ãŠããŸ
ã.
6. å šäœã®æ£æ³ãšèšè«
äœå仲 (SRA ïŒ OOA/OOD ã°ã«ãŒã): æåŸã® Teamwork ã°ã«ãŒãã®ãããªåœ¢ã§çºè¡šãããŠããã ããšïŒä»
ã®ã°ã«ãŒãã®æ¹ã«ãïŒã ãããã©ããªããã»ã¹ã§äºæ ãæšç§»ããã®ãããã¬ãŒã¹ãããããšæããŸã.æçµå ±å
ã®ãšããïŒãã®ç·ã«æ²¿ã£ãŠ.ã©ããªæé ã§ïŒã©ããªãšãããŸã§è¡ã£ãã®ãïŒçµæã¯ã©ãã ã£ãã®ããå ±åããŠã
ãã ããã°ïŒéåžžã«ããããããšæããŸã . ãã®ä»ã®ã°ã«ãŒãã®ç¶æ³ã¯ïŒç§ã«ã¯äœãšãªããæ³åã§ããã®ã§ããïŒ
å€åä»ã®äººã«ã¯ããŸãããããªãã£ãããããªãããšæããŸã . æçµçºè¡šã§ã¯ïŒãã®ããããèæ ®ããŠçºè¡šããŠ
ã ããã.ããã ããé¡ãããŸã .
éæè¡æ²(岩æé»åèšç®ã» ã³ã¿ ㌠ïŒå®è¡å§å¡é·): æãã®ã»ãïŒæ©ãçºè¡šãé²ãã ã®ã§æèããããŸã.ããå°
ãæèããããã ãããšããæ³å®ã§ïŒãã®ããšã®ãããããã°ãã¯. 7 æã¹ ã¿ãŒãã§ãåºã«ãé¡ãããŠãããŸã
ã®ã§ ïŒãŸã ïŒããã°ã¯ãã ã£ãŠããªããšæããŸããã(ç¬ã).
èœæ°ŽæŽ»äžé(é岡倧ïŒããã°ã©ã å§å¡é·): äžè¬ã«. CASE ããŒã«ã«å¯Ÿããäžä¿¡æãååšããŸã.ããšãã°ïŒæ¹
æ³è«ãã®ãã®ã圹ã«ç«ããªã.æç§æžã«ã¯ããããæžããŠããããã©ã.å ·äœçãªããšãããããªãã ïŒæç§æž
ã§æå®ãããããæ¹ã¯ïŒèªåã®ãããŸã§ã®ããæ¹ãšé£ã£ãŠããã®ã§ïŒçµå±æ¹æ³è«ãªãã䜿ããããªãïŒãšããã
ãšã«ãªã£ãŠããŸã . ãŸã. JJIJ ã®åœ¢ã®äžä¿¡æã¯. CASE ããŒã«ã£ãŠïŒãã ïŒãçµµæžãæ©èœã®ã€ããã¯ãŒããã§ã¯ãª
ãã. JJIJ ã«ãããªããã䜿ããªããŠãèšèšã¯ã§ãããšããæèŠã§ã.
ç§ããã®ã¯ãŒã¯ã·ã§ ã ããéããŠç¥ãããã£ãã®ã¯ïŒãã課é¡ãç¹å®ã®æ¹æ³è«ã«ãããã£ãŠ. CASE ããŒã«
ãçšããŠè§£æ±ºããæã«.ããã«ãã£ãŠåŸãããã¡ãª ã ãïŒããš ãã°é»æ¿ã«æžãããïŒé ã®äžã§èãããããå Žå
ã«æ¯ã¹ãŠ. CASE ããŒã«ã®æ çµã¿ã«ãããã£ãŠïŒèªåãèããããšãã³ ã³ãã¥ãŒã¿ã®äžã«ã©ãã©ãæå ¥ããŠãã£
ãæã«ïŒãã®èŠè¿ããšããŠïŒç°å¢ã€ãŸãããŒã«ã®æ¹ããïŒèªåèªèº«ã®æèãæŽçãããŠè¿ã£ãŠãã.ãã®ãããª
çŸè±¡ãïŒãã€ã©ããããšããã§èµ·ããã®ãïŒãã®ãããªææ³ãïŒæåŸã«ãèãããããšæã£ãŠããŸã.
ä»åã®çºè¡šã¯.å šäœãšããŠïŒé 調ã«ã¹ã¿ãŒãããŸããïŒãšã«ããææãããæŽã¿ãŸãããšã ã ããšãªã®ã§ïŒãŸ
ã è°è«ã§ããç¶æ ã§ã¯ãªããšæããŸã.ããã«ããŠãïŒåãªãç¶æ³å ±åã«ãšã©ãŸããïŒããå°ãäœãã話ããŠã
ãã ãããã£ãæããããŸã.çºè¡šã®åŸã«è³ªçãå ¥ããã¹ãã ã£ããããããŸãã ãã®ãããã«ã€ããŠ.ãã
å°ãè°è«ããŠã¿ããã©ãã§ããã? ãããšãïŒä»æ¥ã¯æ¢ãã«ããŸãã? ä»ã®ãšããã§ã¯ãŸããããããª
ããããšããé¡ã®ã»ããå€ãã¿ããã§ãã.
äœå : ã¡ãã£ãš ïŒ ããŸã®ã¬ãã«ã§ã¯ïŒãŸã CASE ããŒã«ã®å¹æãšãæ¹æ³è«ã®éçãšããäºã ããã®ã¯ïŒæ©ãã
ãã®ã§ã¯ãªãã§ãã?
èœæ°Ž: ããïŒä»ã®æç¹ã§ãè°è«ã§ããããšã¯ãããïŒãŸããã¹ãã§ãããšããæå³ã§ã.ãã®ãŸãŸé£äºã«è¡ã
ã®ã§ã¯ïŒã¡ãã£ãšãã£ãããªã.ä»ã®ã°ã«ãŒãã»ã«è³ªåãããŠãããããšãïŒç¢ºèªããŠã¿ãããšã ïŒ äœãã ãã§
ã ãã?
ããšãã° . 1 çªç®ã®ã°ã«ãŒãã§ããã.ãªãããŸããããªãã£ãã®ããšã ã質åãåºãŠç¶ãã¹ãããš æ ãã®ã§
ã. PWB ãå©çšããã«ããã£ãŠïŒ äžçªé©åãªã¢ãã«ãéžæããŠé²ããã°ïŒåŸã¯ãŸãé 調ã«è¡ããšããã話ã§ã
ãã.ã¢ãã«ã®éžæãããŒãã€ã³ããªã®ããª? ãšç§ã¯æãããã§ã.ç§ãããšããšç解ããŠããã®ã¯. PWB
ã¯ïŒããã€ãã®ã¢ãã«ã«äžŠè¡çã«æ å ±ãå ¥ããªããïŒã·ã¹ãã ã®ã³ã³ã»ãããäœããããŠãããšããæ¹æ³ãæ¯æŽ
ããããŒã«ã§ããã¯ããªã®ã§ïŒãã®ãŸãŸã§ã¯ããŸããããªãã®ã§ã¯ãªãããš.ç§ã¯æããŸã.
ãããã. 2 çªç®ã®ã°ã«ãŒãã§ã¯ïŒãã€ããªç¶æ ã®ãªããžã§ã¯ããçºèŠãããšããã§ïŒçãããããèŠåŽãã
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Morioka Workshop Report Seamaã Vo1.6, No.8-9-10-11
ãïŒãšããã話ããã£ãããšæããŸã. Smalltalk ãšã®é¢ä¿ã¯ã©ããªã£ãŠããã®ã§ããã? Smalltalk ç°å¢ã«
æºåãããã¯ã©ã¹éå±€ã Top-down ã«ãã©ãŠãžã³ã°ããŠãã£ãŠïŒç®çã®ãã®ã«è¿ããã®ïŒãŸãã¯ãã®æããã
ãã¿ã€ãããšãããããªããšã¯ããããã®ã§ãããã?
3 çªç®ã®çºè¡šã®äžã§ã¯ããããèããŸãã.倧äºãªããšã¯å šéšèããŸãã.ãã®ããšã§ïŒäœãã CASE
ããŒã«ã«æã¡èŸŒã¿ãŸãã.ãããé¢åãããã§ãããç§ã¯ãããŸããã§ãã J ãšããçºèšã ïŒ ãããå°è±¡çã§ã
ã.ãã§ã«ããã£ãããšãïŒãªããããããããã㊠CASE ããŒã«ã«å ¥åããªããã°ãªããªãã®ã ããïŒãšã
ãµãã«èããŠããã£ããããšããã°ïŒããã¯.ãã¯ã CASE ããŒã«ãä¿¡çšããŠããªããšããããã«ãïŒåããš
ãããŸã .
4 çªç®ã® StP ã°ã«ãŒãã§ã¯ïŒã³ã³ããã¹ã ãã€ã¢ã°ã©ã ãäžå¿äœããããšããç¶æ ã§ãããããŒãžãã J
ãšããã®ã¯ã©ãããããšãªã®ã§ããã.å šäœã®æŽ»åãïŒæåŸã«äžã€ã«ãŸãšããããããšããæå³ã§ïŒããããïŒ
èšèšãšããããã¯ïŒã°ã«ãŒãã®å調ãšãã芳ç¹ããïŒããŒãžãšããèšèãã䜿ãã«ãªã£ãããšæããŸãããã©ãïŒ
äžèŠãããããã§ã¯ïŒç°¡åã«ããŒãžã§ãããããªå³ã§ã¯ãªããããªæ°ãããŸã.
ããããïŒæåŸã® Teamwork ã°ã«ãŒãã§ããïŒãã®ã°ã«ãŒãã®çºè¡šãé ããŠããŸã£ãããšã«ã€ããŠã¯.ç§ã
ã¡ãã£ãšãè©«ã³ããªããã°ãªããªãããšããããŸã.ããããäžéææãã§ãããã£ãŠïŒããš 30 åãããã§ãŸ
ãšãã«å ¥ããªããã°.ãšããæã«ïŒç§ã暪ãéã£ãŠã³ãŒãã足ã«ã²ã£ãã.é»æºããã³ ãšåŒã£ãæããŠããŸããŸ
ãã.ç³ãèš³ããããŸããã§ãã.ç§ã®ã»ãã«ãããã匱å³ãããã®ã§ïŒããŸããããŸãã(ç¬ã).
å šè¬çã« CASE ããŒã«ã䜿ãããªã掻åã«å°å¿µããŠãããªãã§ïŒäžéçºè¡šã.æçµçºè¡šãšããç¯ç®ã§ã¯ïŒäº
äŸã«ãããã£ãŠãã£ãŠããããšãå°ããŸãšãçŽããŠã¿ãã.ããåé¡ç¹ããããªãïŒãããèŠã€ããŠã¿ãããšã
ãããã«è©±ãé²ããŠããã ãããã®ã§ã.
ã¿ãªãããã¯ãŒã¯ã·ã§ããã«åå ãããç®çã¯ããããã ãšæããŸããïŒå šäœã®å ±éã®ç®æšã¯ .4 ã€ã®èª²é¡ã
解ããšããã ãã§ã¯ãªãïŒãã®åé¡è§£æ±ºéçšã®äžã§. CASE ããŒã«ã䜿ã£ãæã«ã©ããããšããã«æå¹æ§ããã
ãïŒã©ããããšããã«åé¡ç¹ããããïŒãã®ãžããå°ãèŠéããä»ãããšããããšã ãšã ã ããšãå¿ããªãã§ã
ãã ãããã®ã§ã.
äœå: çŸç¶ã¯.äœãã© ã 圹ã«ç«ã£ãããèãã以åã®ç¶æ ã§ããã.ã¢ã€ã¢ã€ãšããããè©Šè¡é¯èª€ããŠãã段
éã§ããã.ããå°ãå ã«é²ããšïŒãšã©ãŒãã§ãã¯ãã®ä»ã®æŽ»åãåºãŠããã¯ãã§ã.
Teamwork ã¯ããããç¶æ ã§ãã ïŒ ãã¡ãã® Smalltalk ã®ã°ã«ãŒãã¯ãŸã ã»ãšãã©ä»äºãé²ãã§ããªã㊠ïŒ
ããªããžã§ã¯ãã¯äœã? J ãè°è«ããŠãããšããã§ã. Smalltalk ã®ã¯ã©ã¹éå±€ãšã ïŒ ããšïŒã© ã ããŸãããããš
ãã話ã¯ãŸã å šç¶åºãªãã§ãã.ãã¶ãïŒãã®èŠåœãè©äŸ¡ã¯ïŒçããã®äžã«ã¯.ãŸã ã»ãšãã©ãªãããããªãã
ãšæããŸã.
èœæ°Ž ããã§ãã. . ..
CASE Bench: ç§ãã¡ã®ã°ã«ãŒãã¯ ïŒ ã¡ãã£ãš Teamwaork ã°ã«ãŒãã«äŒŒãŠããŸãããã©ãïŒã㟠DFD ã
ãã£ãšäœã£ããšããã§ãå®æ ã¯ãŸã ãã®åã®æ®µéãªãã§ãããã©ã .
ããããã®ã°ã«ãŒã㯠. 〠ã³ã¹ãã©ã¯ã¿ã®æž¡éšãã(ãœããŒãã¯ãããã¯ã¹)ã®ãæå°ã§ïŒãŸãæ å ±ã®æµãã«
çç®ããŠïŒæ å ±ãšã¯äœã ããããšããã¢ãããŒããããŸãã . ãããããšïŒæ¯èŒçã«é 調ã«ïŒäžå¿ DFD ãã§ã
ããããŸãã.ãšãã㧠. Teamwork ã®ã°ã«ãŒãã¯ïŒã©ã®ã ã ãªã¢ãããŒãããã®ã? ãã®èŸºãã¡ãã£ãšæ
ããŠããã ãããã®ã§ãã .
Teamwork: ããããã®ã°ã«ãŒããïŒåºæ¬çã«ããŒã¿ã®æ¹ããå ¥ããŸãã.ããŒããŠã§ã¢ãæŒãããŠããããš
ããæèŠã¯äžå¿åŒã£ãããŸããŠ. DFD ã§å šéšåæããããšããããšã«ãªã£ãŠããŸã.æåã¯ç§ããããããã£
ãŠãããã§ããïŒããŒããšãããïŒç©ççãªãã®ãšæ å ±ã®åºå¥ãã¯ã£ãããšæããã«ããŠïŒæ å ±ãšãããã®ã
ããŒã¹ã«ãã£ãŠããŸã . ãŸã DFD ã®äœãæ¹ãšããŠã¯ïŒã·ã¹ãã ã«æµããæ å ±ãäœããšããããšã«ã€ããŠïŒå šå¡
ã§ç»é¢ãçºããªããïŒèª°ããæ¡ãšããŠæãããã®ããããå°ã«ããŠèšè«ãããšããé²ãæ¹ãããŠããŸã . åºæ¬ç
ã«ã¯ããŒã¿ãããŒã¹ã§ã 㣠ãŠããŸãã.
CASE Bench: ãããããšïŒãããããããŒã¿ãå šéšæŽãåºããããã§ãã?
Teamwork: ããã§ãã.ã³ã³ããã¹ã ã» ãã€ã¢ã°ã©ã ã®äžã§ïŒããŒã¿ãå šéšåºã〠ã ãããšããããšã§ã.
CASE Bench: å ã»ã©ããŸãè¡ããªããšãã£ãã 㣠ãŠããŸããã ããã¯ã©ãã ã ãŸãè¡ããªãã£ããã§ã
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Morloka Workshop Report Seamall Vol.6, No.8-9-10-11
ã?
Teamwork ã湯ã®éãšãïŒæž©åºŠãšãïŒãããã£ãããŒã¿ã¯ïŒãããã®æ©èœã«ãé¢ä¿ããŠãã.ãããã®æ©èœã«
ãå ¥ã£ãŠãããšããããšã«ãªããšïŒ 1 ã€ã®ããŒã¿ãããã€ãã®ãšããã«åæ£ãããŠè¡ãããšã«ãªããŸã.ãšãã
ããšã¯ïŒããã«æ©èœå解ããŠãããšïŒåããããªæ©èœããããããŠããããšã«ãªã.ããã¯ãŸããã®ã§ã¯ãªããïŒ
ãšããæèŠãåºãã®ã§ã.
CASE Bench: ç·ã®äžã«åãã¡ãããšïŒå šéšã«å ¥ã£ã¡ãããšïŒããããæå³ã§ãã?
Teamwork: ã¯ãïŒããã§ã.ããšãã°ïŒããã«ãå ¥ããïŒããã«ãå ¥ããŸã.ã§ãããïŒãããããµãã«æžã
ãŠãã£ãŠïŒããšã§åå²ãã§ãããã®ã§ã¯ãªãããšããæèŠãšïŒããã¯ã¡ãã£ãšãŸããïŒåŸã ã«ãªã£ãŠïŒå ±éã®å
ããããªæ©èœãæã£ããã®ããã®äžã«ããããã§ããŠããã®ã ã¯ãªããïŒãšããæèŠã® 2 ã€ã«åãããããã§
ã.
CASE Bench: ããïŒããããããšã§ãã! ããŸã¯ãããããµãã«æèŠãåãããŠããŠïŒå ã»ã©èª¬æããã£
ãããã« 2 ã°ã«ãŒãã«åããŠãã.ã©ã¡ãããšããã¯ãŸã 決å¿ãã€ããŠããªããïŒãšãããã䞊è¡çã«ã¢ãããŒ
ããããããšããããšã§ãã?
Teamwork: ææ¥ã®æïŒããäžåºŠèããŠã¿ãããšããããšã§ã.
éæ: ããããã§ãã?
CASE Bench: å¶åŸ¡ç³»ã®ããã»ã¹ã«ãšã£ãŠäœãå¿ èŠã.ããã倧äœèŠããŠãã.ãšããããšã§ãã?
Teamwork: ããã§ããïŒå®é 3 ã€ã®æ©èœã«åããŠãã段éã§ïŒ 1 ã€ã³ã³ãããŒã«ãããã ãã.ãã®ã³ã³ã
ããŒã«ãäžç·ã«åãããŠèããŠè¡ããš.枩床ãå šéšã«å ¥ã£ããããŠïŒãããããããããªã.ããããã€ã¡ãŒãž
ããã£ããšæããŸãããã©ã
CASE Bench: ã¯ã.倧äœããããŸãã.
èœæ°Ž : ææç©ã§ãŸã ååã§ãªããã®ãããŸã説æããã®ã¯ãŸãããšããé æ ®ããã£ãããã§ãããŒã»ã»ïŒã€ãŸã
PWB ã®ã°ã«ãŒãã§ã.ãã®ããšã¯ïŒãã¯ãïŒã¡ãã£ãšèšè«ããæ¹ãããããããã®ã§ã¯ãªãããªãšæããŸã.
ãšããã®ã¯ïŒå®ã¯ 3 幎çšåã«ïŒç§ã¯åŠçãã¡ã«ãç¶æ é·ç§»å³ã®ææ³ã䜿ã£ãŠããŒãã£ã³ã°ã·ã¹ãã ã解ãããš
ãã課é¡ãåºããããšããããŸã.ãããããã§ããŸããããšãã£ãŠæã£ãŠããäžçªå³åã®ç¶æžé·ç§»å³ã¯ïŒã
ããã«äžžãšç·ãããããããïŒå ¥å(ããªã¬ãŒ)ãšåºå(ã¬ã¹ãã³ã¹)ãæžããŠããã.ãããã·ã¹ãã ã€ã¡ãŒ
ãžãšã¯çšé ãããã§ã.åé¡ã®äžçããã®ãŸãŸäžžãšç·ã®äžçã«æžãçŽãã圢ã«ãªã£ãŠããŸãã.
ãã®æç§ãåŠçã«èª¬æããããšã¯ç¶æãšã¯äžäœäœã? J ãšããããšã§ã.ã€ãŸãåé¡ã®äžã«å«ãŸããŠã
ãèšèã®äžã§ïŒå°æ¥ããã°ã©ã ã®å€æ°ã«ãªããã®ïŒã€ãŸãç¶æ ã決ãããã®ããŸãåæããªãã.ãã®ãããªã¹
ããŒããã¯ãã«ã.ã©ã®ããã«å€åããããšããã·ã¹ãã ã®åäœã€ã¡ãŒãžãæããªãã.ãã®æïŒèšèšã®ãã€ã³
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Morloka Workshop Report Seamaã Vol.6, No.8-9-10-11
éæš: ããã§ãã.
èœæ°Ž: äœãæå¹ãªèšç·Žæ段ãããã®ã§ãã?
éæš: ãã¯ã ïŒ ãŸãã¯å šéšäœã£ãŠã¿ãããšã ãšæããŸã.ãããããš.åãæ å ±ããã¡ãã¡ã«æ£åšããŠããŠïŒã
ãã·ã¹ãã ãåãããæã«ïŒäœãå€ããããšæã£ããïŒãããå šéšããããªããã°ãªããªããšããæ²æšãªç¶æ³ãïŒ
å®éã«äœåºŠãçµéšãã.ãã®ããã»ã¹ãèžãŸãªãéãïŒããããããŠããŠã¯ãªããªã身ã«ã€ããŸãã.ç§èªèº«
ãïŒããããçµéšãäœåºŠãç¹°ãè¿ããŠããŠããŸã.
äœå : ããããïŒãŸã. Smalltalk ã®åºç€ææ³ã«éããŠããã°ïŒçµæãããŸãè¡ããã©ããã®èŠéããã€ãã®ã§
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ã©ã¹ããã£ãŠ ïŒ ãŸãã«ãŽã£ããããŠã¯ãŸã.ãããããšïŒããšã¯ããç°¡åã«ã·ã¹ãã ãåãããç¶æžã«æã£ãŠè¡
ãã.ãŸãïŒãããªãµãã«ãããšïŒããã¶ã Smalltalk ãæèããŠãããªãïŒãšèŠããã§ãä»æ¹ããªãã®ã§ãã .
ä»ã®èšèªã§ïŒããããæœè±¡åã®ã©ã€ãã©ããæäŸãããŠããªãçŸç¶ã®æ¹ã .CASE ããŒã«äºã ãããåé¡ã ãšæ
ããŸã.
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ããšä»ã«ã³ã¡ã³ããããã ããŠããªãã®ã¯.å€©æ± ããã®ãšããã§ãã?
倩挣åŠ(ã«ã·ãªèšç®æ©. CASE Bench ã°ã«ãŒã): å ã»ã©èœæ°Žå çãã埡ææããã£ãããã«.ããããã®ã°
ã«ãŒãã¯ïŒæåã®ã³ã³ããã¹ããã€ã¢ã°ã©ã ãäœãããã«ïŒå šå¡ã®æå¿ãçµ±äžããããã«ïŒçŽã®äžã§äœæ¥ããŸã
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æž¡éšå¥æ¬¡(ãœã㌠㻠ãã¯ãããã¯ã¹. CASE Bench ã°ã«ãŒã)) : ãªãçŽã䜿ã£ãããšããããšã§ããïŒããã¯
9 人ãã®ã¡ã³ããå šå¡ã§ 1 å°ã®ã¯ãŒã¯ã¹ããŒã·ã§ã³ã䜿ãã®ã¯ïŒãšããŠãç¡çã ã£ãããã§ã.ãããã·ã³ã 3
å°ããã°. 3 人ãã€ã°ã«ãŒãã«åãããŠãšããããšãã§ãããããããŸããã....
ãšãããç¶æ³ãèããŠ.æåã®ã³ã³ããã¹ãå³ã¯çŽã§äœããŸãã.å€å CASE ãã³ãã®æ¹ã¯ã¿ãªãããã
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ç°äžè²åž(æ±éœãã¯ãã«. Teamwork ã°ã«ãŒã)ã» æž¡éšãããå°ã觊ããŠããããŸãããïŒãã¯ãïŒããŒã«ãæ
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æäœã«ãªãããšãããšããããããŸãã®ã§.ä»æ¥ã¯ãŸã æåã®å°ç«¶ãåããšããããšã§ïŒç°¡åãªãã€ã€ã°ã©ã ã
æžããšãããŸã§ããè¡ã£ãŠããªããšããããšã§ãããã.
èœæ°Ž : å®ã¯ ïŒç§ã¯ã ã£ãšæ²æšãªç¶æ³ãæ³åããŠããã®ã§ãæ¹æ³è«ãç解ãã ïŒ ããŒã«ã®æäœæ³ãèŠããããš
ã ããšã ãã§ïŒäžæ¥ã®æéãæ¶è²»ããŠ.ãšãŠãèšèšã©ããã§ã¯ãªã . ãããªç¶æ³ãäºæ³ããŠãã.ãšãããïŒã
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ãã£ãã®ãããããŸãããïŒæ¹æ³è«ã«ãããã£ãŠäœããšããããš . CASE ããŒã«ã䜿ããšããããšã¯ïŒåºæ¬çã«
ã¯ãããªã«é£ãããªããã ãªãšæããŸãã.ãã¡ãã ïŒ ãšãã¹ããŒãã«ãªãã«ã¯ïŒã¡ãã£ãšæèããããããã
ããŸãããã©ã ïŒ æšæ¥ã®ãã¥ããªã¢ã«ãããããªãå§ãŸã£ãŠ .CASE ããŒã«ãåããŠã ãšããæ¹ãå€ãã£ãå²ã«
ã¯.äºæ³ä»¥äžã®ã¹ããŒãã§ææãåºãŠããŸã.
æ¡äºè é (SRA. StP ã°ã«ãŒã) : ããããã®ãšããã¯ïŒã°ã«ãŒãã®äººæ°ãèããŠ. X-Window 端æ«ã 2 å°çš
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ãããã 5 人ãããã§ãããïŒå šå¡ã§ã¯ãŒã¯ã¹ããŒã·ã§ã³ãé»ãã§ãïŒç»é¢ãèŠãããã§ãã . æåŸã«ãããã
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ã¯æŒ¢åã®èšå®ãããŸããããªããŠ.ã¢ã«ãã¡ãããã§ã®å ¥åãšããããšã«ãªããŸããã.. ..
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ãã®ããã« 1 ã€ã®ããŒã«ãäœäººãã§å²ã¿ïŒ 1 ã€ã®ç»é¢ãèŠãªããèšè«ãïŒå ¥åãããšã ã ããæ¹ã¯äžå¿ ã ãŸã
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ãããªãã? J ãšããè°è«ãããªãããã«ïŒãããã§ã€ãºã§ã¯.ããŸãå ã®ããšãèããã«ïŒããã ãã§åæã§
ããããã«ãã å°ãã¥ã£ã¹ã©ã€ãããŠïŒããã§ããåºæºã§æ±ºããã ïŒ æ¬¡ã«ããããŠã ã. ã ã ã ã 段éç詳现
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倧ããªã·ã¹ãã ã«ãªããšïŒçµå±ããããªããªã£ãŠããŸããŸã . ãã®ãããïŒã¡ãã£ãšèãçŽããæ¹ãããããã
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äœå: çç±ã¯ïŒããããã¢ãžã¥ãŒã«æ§é ãäœã£ãŠããŸããšïŒçµå±ïŒäººèã¯ïŒã©ãããŠãïŒããŸãå ·äœåãã§ãã
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ãèããå Žåã«ããŸãè¡ããªããªã£ãŠããŸã ãããªããã§ã.
ã·ã¹ãã ã®ã㌠ããŠã§ã¢çãªç¹æ§ãæ©ãã«èæ ®ããã®ã¯ïŒããã ã çç±ã§ïŒãããããŸãã .
ffæ°Ž: ããããŸãã.
éæ: äœãšãªãïŒã¿ãªãããã課é¡ã®åçãåºããŠããã§çµããšãããããªé°å²æ°ã«ãªããããŠãããšããã.
èœæ°Žå çã«ä¿®æ£ããŠããã ããŠïŒãã®ã¯ãŒã¯ã·ã§ããã®æ¬æ¥ã®ç®çãäœããšããããšãïŒæ確ã«ãªã£ããšæããŸ
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èœæ°Ž 1 ã€ãé¡ãããããŸã.ããŸã®ãã¬ãŒã³ããŒã·ã§ã³ã§äœ¿ããã OHP ã·ãŒã ã«ïŒã°ã«ãŒãã®ååãšéã
çªå·ãèšå ¥ããŠããã ããŠïŒæåºããŠãã ãã.èšé²ã®ããã§ã.ãããããé¡ãããŸã.
äœå: éãçªå·ã®ä»ã«æéãæžããŠãããšããã§ãã.äœæ¥ã®äœæãããšã . . ..
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Morioka W orkshop Report Seamall Vo1.6, No.8ã»9ã»10-11
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2.00AlOOD ã°ã« ㌠ãã®çºè¡š 111
3. CASE Bench ã°ã«ãŒãã®çºè¡š 114
4. StP ã°ã« ㌠ãã®çºè¡š 120
s. Teamwork ã°ã«ãŒãã®çºè¡š 123
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Morioka Workshop Report SeamaH Vo1.6, No.8-9-10ã»11
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éçšã§ïŒããããã® CASE ããŒã«ã§ãã PWB ã®æã€åŒ·åãªã¢ãã¡ãŒã·ã§ ã³æ©èœãå©çšãïŒå 容ãåºã ã«æŽç·Ž
ãããªããïŒãããŸã§ããŸãã.
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ç¶æ é·ç§»å³ã¯ïŒåŸ¡åãã®ããã« ïŒ ã·ã¹ãã ãããç¶æ ã®ãšãã«ããã€ãã³ããèµ·ãããšïŒã·ã¹ãã ã¯ã©ããªæ
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Morioka W orkshop Report Seaman Vo1.6, No.8-9-10ã»11
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2.00A/OOD ã°ã«ãŒãã®çºè¡š
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å³ 13 ã¯ã¢ãžã¥ãŒã«ã®ããä»æ§æžã®äžéšã§ã.ãããããšã« .C ããã°ã©ã ã®æ çµã¿ãäœããŸã äžèº«ã空ã§
ãã©ã¡ ãŒã¿ã ãã®ã¹ã±ã«ã ã³ãã§ããŠããŸã .
åºåºã®æ瀺 5 0 åšmIã管çãã 2 (å ¥åã«ãã«: . L1åœ[å 容以ã»)åšåº«ãã¡ã€ã«(å ¥åã«ãã«:ã.)
åJilIä¿ããçŽåå€ãèªã¿åºãåºn1IIÀ瀺çãæžã蟌ã(å±±åã«ãã«: 'Wlåäžã»)åšåº«ã 7 ã€ã«(åºåã«ãã«:âã»)å±±çºã®çªå£æ¥åããã 1 (å±±åã«ãã«:âå±±niïåœä»€æžã»)äŸ~~lè ãã tlwi(äŸÃŒä»¥ãèªã¿åºãäžå®é絡ãåã蟌ã{åºãj7J ãJã¬:âåºåºäŸ:m京ã».å ¥åã¿ãã«;âäžè¶³è¿°çµ¡ã»)äŸé Œè ååž(å ¥åã«ãJã¬:ã\åºåã«ãã«:ã. )
å庫ä¿ããçŽåå€ãèªã¿åºãåºåžæ瀺åãæžã蟌ã (å ¥åã«ãã«:âåºåžæ瀺Ãf)äžè¶³ã®ç¢ºèª 3 (åºåã«ãã«:ãäžè¶³ååºåžåœä»€æžã»)åšåº«ã管çãã 2 (åºåã«ãã«:âå ¥J!l[å 容以ã»)åšåº«ãã¡ã€ã«(å ¥åã«ãã«:âã»)åæ¥fä¿ããçŽåill ãèªã¿åºãåºåžæ瀺åãæžã蟌ã (åºåã«ãJ㬠: âçŽåiL~ã»)
åšåº«äžè¶³ãªã¹ã(å±±ã«ã«ãJã¬:âã»)äžè¶³ã®ç»é² 4 (å ¥åã«ãã«: âäžè¶³ååã»)æ¥è ãžçºæ³š:äžãæžã蟌ã(å ¥åã«ãã«:âçºæ³šÃºnåšæ°å¯ã足ãªã¹ã(å ¥åã«ãã«;âã»)ååŒå (åºåã«ãã«:âã»)åºåžã®çªå£æ¥æããã 1 (å ¥åã«ãã«:âäžè¶³å ±åã»)äŸé Œè ããåºåºäŸçµäº¬ãèªã¿åºãäžè¶³èŸ¿çµ¡ãåã蟌ã(åºåã«ãã«:âåºåžäŸé Œè«ã».å ¥åã«ãã«:âäžè¶³é£çµ¡ã»){èµè²·è åç°¿(å ¥åã«ãã«:ã\åºåã«ãã«:âã»)
åœ 13 ããã¹ãå®ã¯ (CASE Bench)
æé£ããªããªã£ãã®ã§ïŒããšå°ãææ³ããè¿°ã¹ãŠçµãã«ããŸã .
ãŸã第 l ã¯ïŒæã£ãããäœæ¥ãé²ãŸãªãã£ããšããããšã§ã. 1 æ¥ç®ã¯ç°¡åã«é²ãã§.ãã®åã§ã¯ææ¥ã®æŒã«
ã¯ã§ãããããªãšããã£ãŠããã§ããïŒãããããªè©Šè¡é¯èª€(ããçŽããšã)ãçºçããŠ.äºæ³éãã«ã¯è¡ããŸ
ããã§ãã .
2 çªç®ã«ããŒã«æäœã§ãã . ããã¯ãã倧å€ç°¡åã§ãã.
ãããã. 3 çªç®ã§ãã. CASE ããŒã«ä»¥åã®åé¡ãå€ãã£ãã ãã«æããŸã.æ¹æ³è«ã®ç¿ç床ãäœãã£ã
ããã®èª€ããã ããå€ãã£ãããã«æããŸãã.ãã£ãšäºåã«ã¿ããªãå匷ããŠããŠããã°ïŒãã倧ããªææã
ããããã®ã§ã¯ãªãããšæããŸã.
ããããïŒäººæ°ãå€ãããŸãã.ããã¯ïŒã©ãã®ã°ã«ãŒãã§ãã ãæãããããšæããŸã. CASE ããŒã«ã
䜿ã£ããšããæºè¶³æãåŸãããªãã£ãã®ã§ã.ã·ã¹ãã åæãšããã®ã¯éåžžã«æåçãªä»äºã§.äœããã¡ãã
ã¡ããããã®.ã©ãã©ããããã®ã.ããç¬éã«ãããšãããã«ãŸãšãŸã£ãŠããã ïŒããã§è¡ãã! J ãšãã
æåãããã¯ãã ãªã®ã§ããïŒä»åã¯.äœããã¡ããã§ãããã£ããã§ãããã©ãããïŒãããªããã! J ãš
ããçšåºŠã®æèŠã§ãã . ãããæ¹æ³è«ã®ãããªã®ãïŒäººæ°ãå€ãã£ããããªã®ãã¯ïŒããããŸããã .... ã§ããïŒ
ã ãã£ãšããŒã«ã䜿ãããã£ã J. r ææç©ã®æ€èšãããå°ãããããã£ã J. r ããªã³ãã¢ãŠãã®æäœãäžäŸ¿
ã ã£ããçã®ææ³ãåºãŸãã.ããã¯ïŒäººæ°ãå€ãã£ãããã§ïŒã¬ãã¥ãŒã®ããã«ãã¡ãã¡äžéçµæãããªã³ã
ã¢ãŠãããã®ã§ãã.ããã«ã¯.ãã£ãããšãã£ã¿ããæããŠã³ãã³ããæã¡èŸŒãå¿ èŠããã.ãã®ããããã
å°ã楜ã«ã§ããªãã®ããªãšããæèŠã§ã.ããš ã ããŸã®èªåã®ä»äºã«ã¯çãããªãããšããææ³ããããŸãã.
æåŸã«ïŒç§èªèº«ã®å人çæèŠãããããŠããã ããšïŒæ§é ååæã®æ¹æ³è«èªäœãã»ããšãã«åœ¹ç«ã€ã®ãã©ãã
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ã .ãããã®æ¹æ³è«ã䜿ããšããããšã決ãŸã£ãå Žåã«ã¯ïŒããŒã«ãšããã®ã¯å€§å€ãããããååšã ãšæããŸã
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Q ( 奥æååœŠïŒ CSK): CASE Bench ãã®ãã®ã«é¢ãã質åã§ã. 1 ã€ã®ããã«ã«åºå ¥ããããããŒã«ã€ããŠïŒ
ããšãã° 5 ã£ãšãããå¶éãèšããŠãããšããã話ã§ããã.ããã¯ã©ããã£ãä»çµã¿ã«ãªã£ãŠãã®ã§ãã?
A ( æž¡éšå¥æ¬¡.ãœããŒãã¯ãããã¯ã¹): 5 åãšããã®ã¯ïŒãããŸã§ããã©ã«ãã®å€ã«ãããŸãã .ãŠãŒã¶ãèª
ç±ã« 1 0 åãšã 2 åãšãã«å€ããããšãã§ããããã«ãªã£ãŠããŸã.
Q ( 奥æå圊) : ä»åäžããããæŒç¿åé¡ã®ã·ãŒãã¯.äžçš®ã®ã€ã³ã¿ã㥠ãŒã·ãŒ ãã®ãããªãã®ã ãšæããŸã .
ããã DFD ã®ãããªéå ·ã䜿ã£ãŠæŽçããŠè¡ãéçšã§.åé¡ã®ãããããªåŽé¢ãèŠããŠãã.æŽçãäžæ®µèœã
ãã ïŒ ãããã¢ãžã¥ãŒã«æ§é å³ã«èœãšãïŒããã« C ããã°ã©ã ã®ã¹ã±ã«ãã³ãçæãããšããæé ã§ããïŒãã®
éçšã§ ïŒ æäœæ¥ã§ããéšåãšïŒã³ã³ãã¥ãŒã¿ã§èªååããéšåãšã®åãåãåããå¿ èŠã«ãªã£ãŠããŸã.ãã®ãž
ãã¯ã©ããããããã®ã§ãããã?
A ( æž¡éšå¥æ¬¡) : äœã®åãåãã§ãã?
Q ( 奥æå圊) : ããã¥ã¢ã«ã§ããä»äºãšã³ã³ãã¥ãŒã¿åã§ããä»äºãšã®åãåãã§ã.
A (æž¡éšå¥æ¬¡): ã³ã³ãã¥ãŒã¿åãšããã®ã¯ïŒããŒã«ã«ããæ©æ¢°çãã§ãã¯ãšã.èªåçæãšãããããšã§ã
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Q ( 奥æå圊): ããã§ã¯ãªã.察象æ¥åã®äžã§ã©ã®éšåãã³ã³ãã¥ãŒã¿åãããã§ã . äœããã®åºåããå¿ èŠ
ã§ããã? ä»ã®çºè¡šã ãšïŒå šéšãæåŸã«ã¯ãœãŒã¹ã³ãŒãã«ãªã£ãŠããŸããããªå°è±¡ã§ããïŒããã§ã¯ãªãã
ãããªãããšæãã®ã§ãã..
A (æž¡éšå¥æ¬¡) : äžå¿ïŒã ã ãããŠã³ã§ DFD ãäœã.ä»æ§ãæžããŠæ§é å³ãäœããšããèšèšããã»ã¹ã.äžã
ãäžãŸã§ãããã«æ¶ããããšãåæãšããŠ.ããŒã«ãäœãããŠãããã§ããïŒå®éã«ã¯ïŒãã¡ãã.ãããªé¢šã«
ã¯ä»äºã¯é²ãŸãªãããã§.èŠæ±ä»æ§ãå®æãããïŒèªåçã«èšèšãã§ãããªããŠããšã¯ããããŸãã.
ã§ããã.ãããã§åºãŠããæ§é å³ã®ã¹ã±ã«ãã³ã¯ïŒå€§ãŸããªèšèšæžã®ã²ãªåã ãšæã£ãŠãã ãã.ãšããã§ïŒ
ãã®æ§é å³ã®æºã«ãªã£ãŠãã®ã¯èŠæ±ä»æ§ãã®ãã®ãªã®ã§ïŒããã¯ ïŒ äžå¿æ§é å³ã®åœ¢ã¯ããŠããŸãããã©ãïŒèŠæ±
ä»æ§ã®ããè¡šçŸã ãšèŠãŠããã ãããã®ã§ã.ã§ãããïŒæçµçã«ã¯æ§é å³ããšãã£ã¿ã®äžã§ãã©ãã©ã«å解ã
ãŠããã ããŠïŒããã§äººçºçãªïŒãã£ããããããªïŒã€ãŸã倧ãŸããªèšèšæžã®å®æãšããäœæ¥ã次ã«å§ãŸããŸã.
ããããã¹ã±ã«ãã³çãªãã®ãäœããšããããšã«ãªããŸã .
Q ( 奥æå圊) : ã¢ãžã¥ãŒã«å³ãŸã§è¡ã£ãŠãã.ããã§éžæããããã§ãã? ããšãã°.ãã®å¶åŸ¡ç²Ÿé²ãèŠãŠïŒ
ãããŠãããã¥ã¢ã«ã§ããéšå.æ©æ¢°åããéšåã«åããŸããã.ãã®åŸã§ïŒæ©æ¢°åããéšåãã¢ãžã¥ ãŒã«æ§é
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A( äœå䌞) : é£ããã§ãã. CASE ããŒã«ãšãã£ãŠã.ãã¹ãŠèªåçã«å€æããŠããããããªããšã¯æåŸ ã§ã
ãŸãã.ã©ã®éšåãæ§é å³ã«èœãšãã¹ããã©ããã¯.æ³çµçã«ã¯äººèãå€æããããåŸãªãã§ããã . ããŸãã
100 幎åŸã¯ã©ããç¥ããŸããã.çŸåšã® CASE ããŒã«ã«ã¯.ãããªä»ç¿ãã¯ãããŸãã.
Q ( 奥æå圊) : ç§ãããããã£ãã®ã¯.ãšããããå šéšèªååãããšããããšãåæãšããŠåæãé²ãããšã
ãŠïŒããæç¹ã§äººèããã§ãã¯ããããŠïŒããã«åŸã£ãŠããéšåãã©ãã«å ¥ãããããã®ããªãšããããšã§ã .
A (çºèšè äžæ) : ç§ãäºåç³»ã®ã·ã¹ãã ããã£ãŠããŸããïŒåæãšãããã§ãŒãºã§ã¯ïŒããçšåºŠæ¥åã®å šäœã
èŠããŠããŸã.ãããŠïŒåæ察象æ¥åã®äžã§ãããæ©æ¢°åããããšããã¿ ãŒã²ãã.ã€ãŸããã¡ã€ã³ã決ãŸã£ãŠ
ããŠ.ããã詳现ã«åæããŠè¡ããš.åœç¶æ©æ¢°åãã¹ããšãããããã ïŒ äººéã®æäœæ¥ãå¿ èŠãªéšåããã .
ã€ãŸã.åæã®çµæã DFD ã«èœãšããŠè¡ã£ããšãã«ã§ããããããã«ã®äžã«ã¯.ããããããæ©æ¢°åããªã
ãŠãããããã»ã¹ã亀ãã£ãŠããŸã. DFD ããã®ãŸãŸæ§é åãã£ãŒãã«å€æãããš.ããããã®ããã«ãã 1
ã€ã®ããã¯ã¹ãã§ã.å ¥åãšåºåã決ãŸã.ããã¹ããã¯ãïŒããã«ã¯ã¢ãžã¥ãŒã«ä»æ§æžãã§ããŠããŸããïŒå¿
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A( æž¡éšå¥æ¬¡) : ããããã®ããŒã«ã¯ãã ïŒãµã€ãã®æ§é ååæã®æé ãæ©æ¢°çã«æ¯åªããã ãã®ãã®ã§ã . ã
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ããã©ãå解ããã . ãããã£ãæç¶ãã ãã§ã . æ§é å³ãæå³ããŠããã®ã¯.ããã¢ãžã¥ãŒã«ã®æ©èœãå šäœã®
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å€æããïŒãããªå€¢ã®ãããªããŒã«ã¯.ãŸã ãŸã åœåã§ãŠããªããšæããŸãã . .
Q( 奥æå圊) : æž¡éšããèªèº«ã¯ ïŒ ããããèªååã®æ¹åã¯ããã»ã©éèŠã ãšèããŠããªããã§ãã?
A( æž¡éšå¥æ¬¡): ããŒã«ã䜿ã人èã®ã»ããã¡ãããšããã£ãŠããããã§ãããïŒåãåããŠäœ¿ãã°ãã®ããã«
䜿ãããšããããšã§ããã . è«çã¢ãã«ãšç©çã¢ãã«ãšã®åºå¥ã¯ïŒãããŸã§ã人èã®åŽã®èªèã®åé¡ã§ïŒã©ããª
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ã®ããšãã話ã«ãªã£ãŠïŒåã³ç©ççãªã¢ãã«ã«å€ããŠè¡ã.
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ããã®ã§ã . ãã®ãžãã¯ïŒããšã§å人çã«ã話ãèããããšæããŸã .
3 ã€èªã®è³ªåã§ãã . ã°ã«ãŒãã®æ¹ã®ææ³ã®äžã«.ä»ã®ä»äºã«ã¯çãããªããšããæèŠããããŸãããïŒå ·äœ
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A( äžåè³¢äž. SRA): ç§èªèº«. CASB ããŒã«ã«ã€ããŠããŸãäºåç¥èããªãã£ãã®ã§ïŒçæéã§ããã䜿ãã
ãªããã¬ãã«ã«ãŸã§å°éã§ããªãã£ããšããããšã 1 ã€ã§ã . ãããšïŒçŸåšã® CASB ããŒã«èªäœã®å®æ床ããŸ
ã ããã»ã©é«ããªãã ã ã«æããŸãã . ç§ã¯ããŸ ïŒ èšŒåžååŒæ¥åãæ åœããŠããŸããïŒäžå¿ãããªãã®èšèšæ¯åª
ããŒã«ããããŸã.ããã«ä»£ã㊠CASB ããŒã«ãå°å ¥ã.ã»ããšãã«ä»äºã«çãããããã«ãªãã«ã¯.ãŸã ã
ãªãæèããããã®ã§ã¯ãªãããšããã®ã.ç§ã®æèŠã§ã .
Q( èœæ°Žæµ©äžéïŒé岡倧åŠ): å¿ ãããåŠå®çãªæèŠã§ãªãããšã¯ããããããŸãããïŒãã ïŒæ°ããæè¡ãåº
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A( äžåè³¢äž): æšå€ ïŒ é£²ã¿ãªããæž¡éšãããšã話ããã®ã§ããïŒä»äºã«å°å ¥ããã®ã§ã¯ãªã㊠1 人 1 å°ãã£
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Q( å€©æ± åŠ ) : ç°å¢ãæŽããªããšã§ããªããšããããšã§ãã?
A( äžåè³¢äž): ãã . ã¡ãããŸã.å人ã®èœåãšãæ欲ã®åé¡ã ãšæããŸã.
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4. StP ã°ã«ãŒãã®çºè¡š
æéããªãã®ã§ïŒç°¡åã«å ±åããŸã . ãŸãäœæ¥çµéã§ããïŒäžéçºè¡šã§ãã£ãããã«ïŒ 2 ã°ã«ãŒãã«åãããŠ
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ããŸã.ã€ãŸãïŒããŒã«ã®äœ¿ãæ¹ãã¿ããªã§èŠãããšãã段éã§ãã.
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åãç¡èŠããŠ.æ©èœããããŒã¿ãããŒãèããããã»ã¹äžå¿ã®ã¢ãããŒãã§ã . ãã¡ã€ã«ã«ã€ããŠãåæ§ã«.ã
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ã«ãŸãšããŠããã®ã§ã¯ãªãã? J r ããããã§ã¯ãªã! J ãšãããããã§ãããŠããã®ã 1 æ¥ç®ã§ã .
äžéçºè¡šã§ãè¿°ã¹ãããã«.次ã®æ¥ã«ã¯ 2 ã°ã«ãŒãã®ææãããŒãžãããšããããšã«ãªã£ãŠããŠïŒããã¯æ¯èŒ
çç°¡åã«çµãããšãšæã£ãŠããŸãã.ãã®æç¹ã§ïŒã€ã³ã¹ãã©ã¯ã¿ã®æ¡äºããããã³è»åå çã®ã»ããã ïŒ åå
ã®ä»ãããã«ã€ããŠæ³šæããããŸãã.
ããšãã°.ããã»ã¹ã«é¢ããŠã¯äœã ãåŠçããããšãããååã§ã¯ã ãã .åŠçãããšããã®ã¯ããã J ãš
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ã ãããããªã.äœã®ããŒã¿ãªã®ããã¯ã£ãã瀺ãååãèããªãã.ãŸãïŒããããã®ãã€ã¢ã°ã©ã åç¬ã§äœ
ã®ããšãããããããªååãã€ããªããã°ãããªã .
ãã®ãããªææããããŸãã.
ãããŸã§.ãªãã¿ããªãå®æãªååãã€ããŠãããšããã°ïŒããã»ã¹ããèããŠããŒã¿ãããŒãäœãïŒååã
ã€ããããšããã®ã§ïŒããããã®ååãã¯ã£ããããªãã£ãã®ã§ã.
ããã§.ã³ã³ãã¯ã¹ããã€ã¢ã°ã©ã ãæžãçŽããŸãã.ä»åºŠã¯.ãã€ã¢ã°ã©ã O ãäœãæç¹ã§ïŒãŸããããã
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ãŸãããŒã«ã«ã€ããŠã§ãã.ç®æ¡æžãã«ãããšæ¬¡ã®éãã§ã:
(1)æäœãå°ããŸã©ãã£ãããã£ã(ããŒã«ã®æäœæ§ã«åé¡ããã£ãã®ã.ãããšãç¿åŸã®å®¹ææ§ã«åé¡ã
ãã£ãã®ã.ã¯ã£ãããšããç㯠2 æ¥éã§ã¯åºãŸããã§ãã).
(2) ãã€ã¢ã°ã©ã ãåæã« 2 ã€éããŠïŒæ¯èŒããªããèšèšãé²ãããã£ã .
(3) äœã®ããã« CASE ããŒã«ã䜿ãããšããåé¡æèãæã£ã人èã䜿ããªããšæå³ããªããããªæ°ãã
ã.
(4) ããã°ãŒã·ã§ã³ã®æ¯æŽãå¿ èŠã .
(5) ã°ã«ãŒãã®äžã« l 人ã ãïŒ 2 幎åã»ã©åã« StP ã䜿ã£ã人ããã.ããã«ããã°ïŒãŠãŒã¶ã€ã³ã¿ãŒ
ãã§ãŒã¹ã¯ä»¥åãã倧åæ¹åãããŠãã .
(6) CASE ããŒã«ãä¿å®äœæ¥ãã©ããŸã§ã«ããŒã§ããã®ãã¯çåã§ãã.
(7) CASE ããŒã«ã¯ .ã¯ãŒãããšããŠèŠããšéåžžã«ãã°ããã!
(8) ããŸã® CASE ããŒã«ã¯å¶åŸ¡ç³»ãžã®å¿çšãäžå¿ã«äœãããŠããããã«èŠãã.
次ã«.èšæ³ã«ã€ããŠã®ææ³ã.ãã¯ãç®æ¡æžãã§ãŸãšããŸã:
(1) DFD ã®èšæ³ã§ã·ã¹ãã ã®æŠå¿µãå®å šã«è¡šçŸããããšã¯ã§ããªãã®ã§ã¯ãªãã?
(2) æ¹æ³è«ãç解ããã«ã¯ïŒ DFD ã¯çŸããæžããªã .ãŸãšããªç©ãã§ãããããªã.
(3) CASE ããŒã«èªèº«ã®æšæºåãå¿ èŠã§ãã.ããŒã«ããšã«ããããç¬èªã®æ¹èšã®ãããªèšæ³ãåºãŠãã
ã®ã¯ãŸãã.çµ±äžçãªèšæ³ãã¯ã£ãããããã»ãããã.
(4) DFD ã¯ãªãããªãïŒäººã«èª¬æãã« ãã ㌠ããã«å¯ŸããŠã¯å察æèŠãåºãŠ.è°è«ãåŒã³ãŸãã èš
æ³ããŠãŒã¶ãç解ã§ããã®ã(äžè¬çã§ãªã)ãšããæèŠãïŒãŠâã¶ããã¯ãããã»ã¹äžå¿ã®èãæ¹ã
ããŠããã®ã§ïŒããŒã¿äžå¿ã®èšæ³ã§ããã®ããšããçåãåºãŸãã.
æ¹æ³è«ã«ã€ããŠã¯ïŒåæ¥ã«èª¬æãåããŠïŒäžå¿ã¯ããã£ãã€ããã§ããã®ã§ãã.ã»ããšãã®ãšããã¯ç解ã§
ããŠããªãã£ãã®ã§ïŒå®äœæ¥ã§ãããããšæ©ã¿ãŸãã . åæè ãšãŠãŒã¶ã® 2 圹ãæŒããã®ã§ãã.ã©ããæ¹æ³è«
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ã ãªã£ãããšã ïŒ éäžã§äœåºŠããããŸãã.åããããªããšã§ãã . åæãšèšèšããã¡ããã¡ãã«ãª 㣠ãŠããŸã£
ã(ããšãã°. DFD ãæžããŠãã€ããã . å®éã¯æ§é å³ãæžããŠãã)ãšãã£ãããšããããŸã .
ã°ã«ãŒãç·šæã«ã€ããŠã§ãã. 1 ã€ã®èª²é¡ã« 9 人ã¯å€ããããšæããŸã.ããããã®ãšããã¯. ws ã 2 å°
ãã£ãã®ã§ïŒãããã 4 人㚠5 人ã§äœ¿ãããŠããã ããŸããã.ããã§ããŸã 人æ°ãå€ãã£ãããã«æããŸãã .
課é¡ã®éžæã«ããã£ãŠ ïŒ ç§ãã¡ã¯å³æžé€šã·ã¹ãã ãéžãã ã®ã§ããïŒçµæçã«ã¯ïŒåé¡äœ¿çšæžã®æ¥æ¬èªã®å°ãªã
ã«ã ãŸãããŠããŸã£ããããªæ°ãããŸãã(ç¬ã) .
æåŸã«ïŒã°ã«ãŒãã®äžã§ã¢ã³ã±ãŒããåããŸããã®ã§ïŒçµæãå ±åããŸã . ãŸã.課é¡ã®æ°ãé£æ床ã¯.ã¡ã
ãã©ããã£ãã®ã§ã¯ãªãããšããæèŠãå§åçå€æ°ãå ããŸãã.èšæ³ãšæ¥çšã«ã€ããŠã¯æ¬¡ã®è¡šãèŠãŠ ã ã ã
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æåã«çµé説æãããŸã.課é¡ãšããŠã¯ ïŒ çµŠæ¹¯ã·ã¹ãã ãéžæããŸãã(å³ 16) .
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第 1 çã® DFD äœæã®éçšã§ããããçŽç³ŸããŸãããïŒ 2 æ¥èªã®ååäžã« DFD ããã³ã³ã³ãããŒã«ã¹ããã¯ã®
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ã®äœæã«ããããŠã¯ïŒå€ãšå ãšã®åãåãããŸãè¡ãïŒããããããŒã¿ãããŒ.次ã«æ§é å³ãèãããšããæç§
æžéãã®æé ã«ãããããŸãã.
å šäœãšããŠã¯é 調ã«ä»äºãé²ã¿ãŸãããïŒ 2 ç¹ã»ã©ã¡ãã£ãšããåé¡ããããŸãã. 1 ã€ã¯ïŒããŒããŠã§ã¢ã¢
ãã«ãšã®æ··å.ããšãã°ïŒé¢šåããŸãšã絊氎ãšãã£ããããªéšåã«ã€ããŠã.ã³ã³ãã¯ã¹ããã€ã¢ã°ã©ã ã«æžã
ããšããããšã§ã.å®éã«ã¯ãããã¯æ å ±ãšããŠå¿ èŠããããŸãã.ãã 1 ã€ã¯ããŒã¿ã§ã.æåã¯ïŒãµã€ãã®
ã¢ããã°ããŒã¿ãš (0 ïŒ 1) ã®ä¿¡å·ã ãã§ïŒããŒã¿ãšã³ã³ãããŒã«ãããŒãåãåããªãã奮ããŠããã®ã§ããïŒã»
ããšãã«ããã§ãããã ããããšããããšãïŒããšã§è°è«ã«ãªããŸãã.
ããããŠã§ãããã£ãã®ãå³ 17 (äžéçºè¡šã®å³ 11 ãšåã)ã«ç€ºãã³ã³ãã¯ã¹ããã€ã¢ã°ã©ã ã§ããïŒãã®ã
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ã«ïŒã湯ãã¯ã ïŒ è¿œãã ããã ïŒ çµŠæ¹¯ãããšãã 3 ã€ã®äž»èŠæ©èœãããŒã¹ãšããŠ.æ©èœäž»äœã§èããŠè¡ãããšã
ãæ¹éã§é²ãããšããã®ã§ãã.ããã«å¯ŸããŠ.ã©ããããã§ã¯å ·äœåã«ããããŠã ããå€ããšã.ãã¯ãããŒ
ã¿äž»äœã§èããã¹ãã ãšã.ãããããªæèŠãåºãŠ.è°è«ãçºæ£ããããŸãã.
ãièªã®ïŒç Iäž»
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ããã§ïŒãã®æ¥ã¯ïŒåèªã第 1 é局㮠DFD ãèŠçŽã.ã¡ãã£ãšé ãå·ãããŠã¿ãããšããããšã«ãªããŸãã .
çµæçã«ã¯ïŒäœåãããå¿ åãããããã«.æåããå ·äœåã®ããšãèããã®ã¯ããŸããããªããšããããšãã
ãã.ããããå察æèŠã¯åãäžããããŸãã.äžæ©èããçµæ.ããçšåºŠã¯æèŠã®çµ±ãŒãã§ããããã§ã.
ãããïŒã¿ãªãããèããŠããæ¡ãèŠããš.ãã¯ã 2 ã€ã®ãã¿ãŒã³ã«åããã.幞ããã·ã³ã 2 å°ãããŸãã
ã®ã§ïŒ 2 ã€ã®ããŒã ãäœãïŒããããç¬ç«ã« DFD ã®å®æãç®æãããšã«ããŸãã.
ãŸãïŒ A ããŒã .ããã¯.æ©èœã«çç®ããŠ ïŒ ãŸãããã»ã¹ã決ããŠããŸã.ã³ã³ãã¯ã¹ããã€ã¢ã°ã©ã äžã®çµŠ
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ã(ã§ããã°å ¥å 1 ã§åºå 1 ã«)ãªãããã«.ããã»ã¹ãæ§æããŠè¡ããŸãã . A ããŒã ãšã¯ã¡ãã£ãŠïŒããŒã¿
ãããŒãšã³ ã³ ãããŒã«ã¹ããã¯ã䞊åçã«äœã£ãŠè¡ããŸãã.
ããããã®ããŒã ãäœæãã DFD ãå³ 18 ~å³ 19 ã«ç€ºããŸã.å³ 18 ~ 21 ã A ããŒã ïŒå³ 22 ~ 25 ã
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ãŸã . A ããŒã ã§ãã.ãã¡ã㯠. 絊湯ã»ã湯ã¯ã ã» è¿œãã ããšãã 3 ã€ã®è»œéèœãäžå¿ã«ããŠããŒã¿ãéäžã
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çŸå Žãã£ãããšããªã J ãšãã声ããããŸãã(ç¬ã) . ãããŸã§ã¯ãã¹ã段éã§ãã€ãèŠããã§ãããïŒããã
é²ãã®ã§ã¯ãªãããšããæèŠã§ã.åŠå®çãªæå³ã§ã¯ãããŸããã . r SA/SD ã¯æã£ãããã«æèãããããª
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ããã§ãããïŒæèããããã®ã¯ããããŸãã§ã . ãããããã¹ãŠã SA/SD ã§çä»ãããã§ã¯ãªãããšãã
æèŠããããŸãã.ä»ã«ãïŒãã£ãšããã¹ãããšãããã®ã§ã¯ãªãããšããæå³ã§ã.
æåŸã«ããŒã«ã«ã€ããŠã§ããè©Šè¡é¯èª€ããµããŒãããã J. r ç¥ããç¥ããã«æ§é åèšèšãã§ããŠãã J. r ã©
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ãã¥ãŒãã³ã€ã³ãã°ã¬ãŒã·ã§ã³ãšãã£ããããŸãããïŒå ·äœçã«ã¯ã©ãããããšã§ãã?
éæšæ·³:
ç»å ŽããŠãããªããžã§ã¯ãã®åœ¹å²ã決ããŠ.ãã¡ããšã±ã³ã«ãã»ã¬ãŒã·ã§ã³ã.ãããã®éã§ã®åæ»ãªã³ãã¥
ãã±ãŒã·ã§ã³ãèããªããã°ãªããŸãã.ããã¯ïŒã¡ããã©.è€æ°ã®äººèãéã . ããŒã ãçµãã§å調äœæ¥ãèš
ç»ããã¢ãã«ãšéåžžã«ãã䌌ãŠããŸã . ããããããšãããŸãèãããã人ã.ãªããžã§ã¯ãæåã«åããŠãã
ãšããããšã§ã.
倩挣åŠ:
ãªãã»ã©ïŒããŒã¯ãŒãã¯å調ãšããããšã§ãã.
平尟äžæµ©(ãã©ã¿-ãœãããŠã§ã¢ã»ãã¯ãããžãŒ):
éæšããã®ããŒã ã«ããã®ã§ããïŒæœè±¡åã§éåžžã«æ©ã¿ãŸãã.ããŸã®å³æžé€šã·ã¹ãã ã®äŸã§ ïŒ ããšãã°ãæž
ii J ãæœè±¡åããŠãèäœç©ããšããæŠå¿µãåºãããŸãããïŒ äžæ©ãŸã¡ããããšçŽããšããããããªå€ãªæœè±¡å
ãããŠããŸããšæããã§ã.ãã®ãžãã®æèã®ãã€ã³ãã£ãŠããã . äœãããã°æããŠããã ããããã§ã
ã. .
éæšæ·³:
æœè±¡åã§åºãŠããã¯ã©ã¹éå±€ã«ã¯.ãã®äººãèããŠããæŠå¿µã®ã«ããŽãªã¿ãããªãã®ã ïŒ æ£ç¢ºã«ã ã ããããŠ
ããŸã . ãã®ãã泚æããªããã°ãããªãã®ã¯ãã£ã±ãå調ã®åé¡ã§ãã£ãŠ.é¢ä¿è ãããã劥åœã ãšæããã©
ããã«ããã£ãŠããŸãçŽããšããæœè±¡åã¯ïŒåé¡ãã¡ã€ã³ãçµæžçã«è¡šçŸããŠããªãã®ã§ïŒæããã«ãŸã¡ãã
-133 -
Morioka Workshop Report SeamaU Vol.6, No.8-9-10ã»11
ã§ã . ãã®äŸã§ã¯å³æžãèäœç©ã®äžçš®ã èããŠããŸããïŒããšãã°ããã°ã©ã ãèäœç©ã®äžçš®ã§ãã.ãããã
ããäœ ã£ ãŠïŒã©ãã ã é¡ç®ã§ãšããå±æ§ãä»å±ããŠããããã§ã.ãã®æå³ã§ãã®æœè±¡åã¯éåžžã«çµæžçã§ã
ã ïŒ å¿çšç¯å²ãåºã . ãããã£ãããšãèããªããã°ãªããªããšããããšã§ã.
平尟äžæµ©:
èªç¶ãªæèã®æ¶ãã®äžã§ãªããžã§ã¯ ããåãåºã㊠.ããããæ§é ãå±æ§ã決ããŠãããšãã«æœè±¡åãããã®
ããµã€ãã§ããã?ããã.ããŸã®éæšããã®è©±ã ãš.æåã®ãã¡ã«ã«å±æ§ãŸã§å ã«èããŠãããªããš.æœè±¡å
ãé£ãããããªæ°ããããã§ãã....
éæšæ·³:
ããã§ã.ãã®éãã§ã.ã ãã.åæã®ããã»ã¹ããŠã©ãŒã¿ãŒãã©ãŒã«ãŠ'èããŠã¯ãããŸãã.ãªããžã§ã¯
ããå®å šã«å šéšæŽãåºããŠããã©ããããããšããã§ã¯ãªããŠ. 1 åããã£ãšãã£ãŠã¿ã.ã§ïŒäœãã足ããªã
ããšãããã£ãŠå ã«æ»ã.ãŸãã«ãã®å埩ã®ããã»ã¹ãå¿ èŠã ãšãã話ã§ã
äœå仲 (SRA):
SA/SD ã®æè²ã«é¢ããŠè¿°ã¹ãŸã.ãã®æ¹æ³è«ã䜿ãããªãã«ã¯ ïŒ åºæ¬çã«ã¯.æ¥æ¬èªèœåãããŠé象åèœå
ãããããšãïŒãã¶ãèŠæ±ããããšæããŸã.
ããããèœåã¯ ïŒ ããããã®äººã«å匷ã㊠ããããããããŸããã.ã§ã¯ .æ§é åææ³ãäœæ¥ã§åŠã¹ãããšã
ãã° ïŒ ãŸãããã¹ãã ã ã¯ã 1~2åèªãå¿ èŠããã.ããã¯ãŸããµã€ãã®ãšã³ãžãã¢ãªã 1 é±éã§èªããã§
ããã.ãã¡ãã人ã«ãã£ãŠã¯ 1 ã¶æããããããããç¥ããŸãã.次ã«ïŒãããã®æ¬ã®äžã®æŒç¿åé¡ã ïŒ ããŒ
ã«ã䜿ã£ãŠãã¬ãŒã¹ããŠã¿ãããšãéèŠã§ã.æ¬ãæžããããªäººã¯.ã ããããããªãã«ã§ãã人ã§ããã.ã
ã®äººã®èãã解æ³ããã©ã£ãŠã¿ããšïŒãããªãã®å¹æããããŸã.ããã¯ãã¶ã 1~2 æ¥ã§ã§ããã§ããã . åœ
ç¶ãäžç·ã« CASE ããŒã«ã®äœ¿ãæ¹ãåŠã¹ã ããã§ã .
é説çã«ããã° J åé¡ã解ããšãã«èªåã®é ã§èããªãããšããã®ã.ã¢ããã¥ã¢ãšããŠã®æ£ããããæ¹ã§ã.
ã€ãŸãïŒæç§æžã®ã©ããã«å³æžé€šåé¡ããã£ããªãšæ¢ããŠã¿ã.ãããããšãããŠãåºãŠãããã§ãã ãã®è§£
çããªããããšã§.ãã€ãŠããã解ãã人ã®ã¬ãã«ã«ãŸã§ã¯è¡ããããã§.ãã以äžäœãæ°ããã¢ã€ãã¢ãå¿ èŠ
ã«ãªã£ãå Žåã«ïŒåããŠèªåã§ããå°ãèããŠã¿ã.
ãã°ãããèšèšãããã®ã«ã¯ïŒãã¶ã.ããã»ã©éæšããããããããããªé©æ§ããªããšã ãã§ããããïŒã»
ã©ã»ã©ã®èšèšãããçšåºŠã®ã¬ãã«ã«ãªã.äžçæžåœããã° 1~2 é±éïŒä»äºã®ãããããã£ãŠ 1~3 ã¶æããã
ã§å°éã§ããã ãããšïŒç§ã¯æããŸã.ãã¡ããïŒå€§ããªåé¡ã«ã¢ã¿ãã¯ãããšãã«ã¯ïŒæ¹æ³è«ãããããã£ãŠ
ã人ã®è«çŸ©ãèã(ãããã¯ã»ãããŒãåãã)ãšãã圢ã§åãè£ãããšãå¿ èŠã§ã.ãããã£ãŠè¡ããã¡ã«.ã
ã 6 ãæãããããŠã°çµæ§ããã©ã³ã«ãªã£ãŠããŸã.
ãªããžã§ã¯ãæåã«é¢ããŠãäžèšããããŠããã ããšïŒç§ã¯å®ã¯ããŸãªããžã§ã¯ãæåãå匷äžãªã®ã§ãã.
ãã£ãã®éæšããã®æèŠã«ã¯å察ã§ã.ãã®æ¹æ³è«ã. Smalltalk ã®äžã«ãã§ã«çšæãããŠããã¯ã©ã¹éå±€ãå
匷ãããïŒãã§ã«è§£ãããäŸé¡ãå匷ããããšã«ãã£ãŠïŒããªãæ©ãããããã®ã¬ãã«ã«å°éã§ããŸã.æçµã«
äœã£ããã®ããã°ããããïŒãã»ã©ã§ããªãããšãããšããã§ïŒèœåã®å·®ãåºãŠãããšæããŸã. Smalltalk äž
ã®ã¯ã©ã¹éå±€ãç¥ã£ãŠããã° ïŒ ã ãã§ã.ããã«ã³ã³ãããŒã©ãšãããã®ãããã®ã ãããã®å¶åŸ¡ã¹ã€ããã¯
ã³ ã³ ãããŒã©ã®äžã«å ¥ããã°ããããšããçšåºŠã®å€æã¯ã§ããã§ããã.ãã£ããå匷ã㊠3 ãªãã 6 ã¶æ.
6 ã¶æããŠã°ããªãã®ããã©ã³ãšãããæãã«ãªããšæããŸã
éæšæ·³:
OOA/OOD ãç¿åŸããããã®æéã§ããïŒç§ã®äŸã§ãããšïŒäœããªããšããããç¬åŠã§çŽ 2 幎ããããŸãã
ããŸïŒãããã人ãè²ãŠãã®ã«ã¯ïŒãã¯ã 3 ã¶æã¯ãããã§ããã.ã€ãŸã.ããããã°ãŒã¿ãŒãã€ãããšããŠ
3 ã¶æããª?ãšããæãã§ã.
èœæ°Žæµ©äžé:
ã§ã¯ ïŒ æ¬¡ã®è©±é¡ã«ç§»ããŸã . 倧èŠæš¡ã·ã¹ãã ãäœãå Žåãšã.è€æ°äººã§äœæ¥ãããšãã«. CASE ããŒã«ããµ
ããŒãããŠãããæ©èœã¯äœããšããããšã§ããïŒã©ãªãã.... ?
ç°äžé«åž(æ±éœãã¯ãã«):
-134 -
Morloka Workshop Report Seamall Vol.6, No.8-9-10-11
Teamwork ã®å Žå.åºæ¬çã«ã¯ã¯ãŒã¯ã¹ããŒã·ã§ã³ãããŒã¹ã«åããŠããŸãã®ã§ïŒãããã¯ãŒã¯äžã§äžå åã
ãã(åæ£ã§ã¯ãªãéäžåã®)ããŒã¿ããŒã¹ãæã£ãŠããŸã . ãããããŒã å šå¡ã§å ±æããŠäœæ¥ãããšããã®ã
åºæ¬ã§ã.ããããæå³ã§ïŒååäœæ¥ãæ¯åªããŠããŸã.ãããããã 1 ã€ã¯ïŒã¢ãã«ãéäžãŸã§(ããéå±€ãŸ
ã§)ã§ãããšãã«ïŒããããããã€ãã«åå²ããã埳èœãã°ã«ãŒãããšã«åæ ããŠè©³çŽ°åããããã« ïŒ äœæ¥çšã®
ã¢ãã«ãç°¡åã«ã³ããŒã§ããããã«ãªã£ãŠããŸã.ãããŠã°ã«ãŒãå¥ã«äœæ¥ãé²ã.æçµçã«ããããã®éšåã
å®äºãããããããããŒãžãããšãã埳èœããããŸã.
åæ°Žç-JII:
æ å ±æ ŒçŽåº«ãšãããããŒã¿ããŒã¹ãéããŠæ¯åªãããšããããšã§ãã?
ç°äžèŠ³åž:
ã¯ã.ããŒã¿ããŒã¹ãäžå çã«ç®¡çãããšããããšãš.äžä»£ç®¡çããã¡ã£ãšè¡ãããšïŒãããã掟ççã«ã¢ã
ã«ãã³ããŒããŠäœæ¥ãé²ããããããš.ãããŠïŒçµæã®ããŒãžã«ã€ããŠã ïŒ è¡çªãåé¿ããªããããŒãžãããšã
ããããªåŸ³èœãçšæãããŠããŸã.
èœæ°Žæµ©äžé:
äŒéã«ã€ããŠã¯ãããã§ãã?ã ãããèšèšããçµæãä»äººã«æããããã®æ¯éæ©èœã¯ãããŸãã?
éäžé«åž:
ããã«ã€ããŠã¯ïŒæ¥æ¬ã§ã¯ãŸã ã客ããŸãããããã£ãèŠæ±ã¯ãããŸãããïŒã¢ã¡ãªã«ã®å Žåã«ã¯ïŒãã倧äŒ
瀟ã§.äŒè°ã«ã¯ãŒã¯ã¹ããŒã·ã§ã³ãæã¡èŸŒãã§ïŒçŽæ¥ãããªãããžã§ã¯ã¿ãŒã«æ圱ããŠèšè«ãïŒå€æŽç®æãåºã
ããã®å Žã§çŽããŠãããšãã£ãããšãããŠããŸã.ã°ã©ãã£ãã¯ã¹ãäžå¿ã«ãªã£ãŠããã®ã§ïŒããããå Žåå€æŽ
ç®æãèŠã€ãããããšããã®ã. SA ã®ææ³ã®ç¹åŸŽã ãšæããŸãã ïŒ ãããçãããŠãããšããããšã§ã.
ããããã®ããŒã«ãïŒææžåã«é¢ããŠã¯ DOD ã® 2167 ãšã 2167a ãšããæšæºåœ¢åŒã«ãããã£ãŠãã.ãã
ããã¹ã¿ã³ããŒããïŒãŸãïŒçŽã®äžã§ã®ã³ãã¥ãã±ãŒã·ã§ã³ãåæ»ã«ããåãããããšæããŸã .
èåå(倧éªå€§åŠ):
å ±åäœæ¥ãææäŒéã«ã€ããŠã¯.äžè¬ã«ã¯.æ°äººã§äœæ¥ããã£ãŠè¡ãäžã§.äœãåé¡ãèµ·ãã£ããšãã«.ãã¡ã
ãã¡ãéãŸã£ãŠã©ãããããã€ãŠçžè«ãããããšã®æ¯é(ãããã CSCW) ã.話é¡ã®äžå¿ã«ãªã£ãŠããæãã§
ããïŒäœæ¥ã®é²è¡ãšãé²æšç¶æ³èªäœã®ç®¡çãŸã§ CASE ããŒã«ã§æ¯æŽã§ããŠããã®ã?ãããã¯ããã€ãããã
ãã®ã?ãã®ãšãã©ããªæ¯æŽæ©èœãèããŠããã®ã?ãã®ãžãã«ã€ããŠ.ãã³ãã®æ¹ã ããå°ãæ å ±ãããã ã
ããããããã®ã§ãã.. ..
æ¡äºå»é (SRA):
çŸç¶ã§ã¯ . StP ã®å Žåã§ãããš ïŒ ããŒã ã»ã¡ã³ãã®äœæ¥ã®é²æšç¶æ³ãèŠãããšæã£ãã.ããŒã¿ããŒã¹ã®å 容ã
èŠã«è¡ãïŒãã®ã¡ã³ããæ åœããã¢ãã«ãããŸã©ããŸã§ã§ããŠãããã調ã¹ã以å€ã«ããæ¹ã¯ãããŸãã.ãã¡
ããïŒäœãããã¢ãã«ãå³ã®äžèŠ§ãšãã¯åºãŸããã©ã ïŒ äœæ¥ã®é²æãæ£ç¢ºã«ææ¡ããã«ã¯.ããŒã¿ããŒã¹ã®å 容
ã調ã¹ã以å€ã«ãªããšæããŸã .
èœæ°Žæµ©äžé:
ã¢ãã«ã£ãŠããã®ã¯ãããã¯ãã®ã¢ãã«ã§ãã?
æ¡äºåº·é:
ã¯ã.ããã§ã.äœããã DFD ãšãããã£ã¹ã¯ã«å ¥ã£ãŠããŸããã . 管çè ããšã³ãžãã¢ãšåãããŒã«ã
䜿ã£ãŠããããèŠãŠè¡ã以å€ã«ã¯æ¹æ³ã¯ãªããšæããŸã.ãããã.ãã£ãã®äœæ¥åå²ã®è©±ã§ããã©ãïŒåå²ã¯
ãã¡ãããã€ã§ãå¯èœã§ããïŒæŠèŠ³å³ãšããã.å šäœã®ã³ ã³ãã¯ã¹ããã€ã¢ã°ã©ã ã®ãšããã¯ïŒãã¯ãã ããã
çµ±äžèŠè§£ã匷åŒã«åºããªããã°ãããŸãã . ããŒã«ã®è©±ã§ã¯ãªã.ã©ãããŠãåºæ¬ã®ã¢ãã«ããã¡ããšæ±ºããå¿
èŠããããŸã.
èœæ°Žæµ©äžé:
ã§ã¯æ¬¡ã«ïŒæåäŸãšå€±æäŸã«ã€ããŠ.ããã¯ïŒãã³ãå šå¡ã«ãçãããã ããŸããã .
ç°äžé«åž:
ãã¶ã ïŒ èœæ°Žå çãæºè¶³ãããçãã«ã¯ãªããªããšæããŸãã.çŸæ. å ·äœäŸãšããŠç§ã©ããè³æããåºãã
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ãŠããã®ã¯.è±åœã®ãã¬ãã·ãŒãšããäŒç€Ÿã®äŸã§ã . ãã®äŒç€Ÿã¯ . è»äºã·ã¹ãã ãäœã£ãŠãäŒç€Ÿã§ããïŒãã€ã¯
ãããã»ããµã 10 å°ããã䞊åã§åŠçãããããªã·ã¹ãã ãéçºãïŒåºè·åŸã«åé¡ã«ãªã£ããã°ãããã 3 ã€
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ããããïŒãã¶ãããŒãã¬ãŒã ãšæããŸãã ïŒ æ§é åææ³ã®ææãšããŠåãäžããŠããäŸãšããŠ.ããŒã€ã³ã°
737 ã®ã±ãŒã¹ããããŸã.ãã®ã·ã¹ãã ã¯ãã¯ãïŒãã€ã¯ãããã»ããµã 150 åãããçµã¿åãããã·ã¹ãã
㧠. SA/SD ã䜿ã£ãŠéåžžã« ããŸãè¡ããŸãã . CASE ããŒã«ãããŸã å°å ¥ããã以åã®æåäŸã§ã.ã§ãã
ã. CASE ããŒã«ã䜿ãã°.çç£æ§ã»ä¿¡é Œæ§ãããã«åäžãããšããã®ã§ïŒããŒã€ã³ã°ç€Ÿã«ã¯.ãã§ã«ãããã
ãªäŒç€Ÿã®ããŒã«ãïŒããããããªãã®æ¬æ°å ¥ã£ãŠãããã§ã.
å氎枯äžé:
æ¥æ¬ã§ã®äŸã¯ãããŸããã?
åäžé«åž:
ç§ã©ãã®å Žåã«ã¯ãŸã ãããŸãã .
ããŠãå«
æž¡æžZå¥æ¬¡(ãœããŒãã¯ãããã¯ã¹):
äœããã£ãŠæå/倱æãšãããã§ãã. CASE ããŒã«ãã·ã¹ãã ã®ã©ã€ããµã€ã¯ã«ã®äžã«éã¥ããŠ ïŒ äŒæ¥ã®
äžã§ãã£ãšäœ¿ãããŠããããšã倧åã ãšæããŸã. B-737 ã¿ãããªã¯ã³ã·ã§ ããçãªã±ãŒã¹ãããããšãªãã .
ãã¯ãïŒããäŒæ¥ã« CASE ãå°å ¥ããããšããŠïŒãã®åŸç¶ç¶çã«å©çšããéçšãããŠè¡ãïŒããããã°. CASE
ããŒã«èªäœã 1 ã€ã®ç³»çµ±çãªææ³ãæã£ãŠããŸãããïŒã©ã€ããµã€ã¯ã«å šäœã®äžã§äžå®ã®å¹æãçã¿åºãïŒãã
ããããšãåºæ¬ã ãšãããŸããã.éã«å€±æãšããã®ã¯ïŒã¯ãŒã¯ã¹ããŒã·ã§ã³ããã .CASE ãããã ãã§æ©æ¢°
ãããã ãã ããããããªããšããç¶æžã§ã.
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åäžç³ãäžããŠããŸããã©ã.çŸåšããã³ãŒãããæ§é å³ã«èœãšããšããåçŽãªæ©èœãããŒã¹ã«.ããŒã¿ãããŒ
å³ãä»äžãã.ãããŠïŒãã®ããŒã¿ãããŒã«æ°ããåšèŸºéšãå ããŠèšèšä»æ§ã»æ§é å³ãåæ§æãããšãããµã€ã¯
ã«ãçµããŸã.
äœè°æ°Žæž äžé:
ããã¯ ïŒ åç¶ãã CASE ã®äžçã«ç§»ã£ãŠè¡ãããã® 1 ã€ã®æ段ãšããŠ.ãã§ã«ããã³ãŒããä»æ§ã®äžçã«é
å€æã.ããã§æ°ããã³ãŒããéçºãããšãããªããŒã¹ãšã³ãžãã¢ãªã³ã°ã®ã¢ãããŒãã ãšèããããŸããïŒæ
æã¯ä¿èšŒãããŸãã?
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ããã¯ãã¯ãåé¡æèã§ãã.åé¡æèãæã£ãŠïŒãããã£ãææ³ã§ãã£ãŠããããšèãã.ãããã æ¹ãªã
å¿ ãæåããŸã.
å氎溶äžé:
ãŠãŒã¶ãŒã®è²¬ä»»ã«ãããã®ã¯ãããã§ãããã©ã.äžæ¹ïŒå°å ¥ãããå¿ ãæåãããšããä¿èšŒããªããšïŒãŠãŒ
ã¶ãŒãšããŠã¯ãªããªãèžã¿åããªã.ãããããžã¬ã³ãããããšæããŸãã.
æž¡éšå¥æ¬¡:
SA/SD ã¯æ¹æ³è«ãšããŠã¯ãã§ã«ç¢ºç«ãããŠããŠ.ã¢ã¡ãªã«ãªã©ã§ãããªãã®å®çžŸãããããã§ãããïŒãã®
ç¹ã«ã€ããŠãŠã¯ãŸã£ããçããæã£ãŠããŸãã.
æ¡äºåº·é:
ã㟠2 人ã®æ¹ãããããããšãåããŠïŒã話ããããšæããŸã . ã¯ãŒã¯ã¹ããŒã·ã§ ã³äžã® CASE ããŒã«ã¯ .
æ¥æ¬ã§ã¯ 2 幎åäœãã䜿ããå§ããŠããŸããïŒãããã䜿ã£ããœãããŠã§ã¢ã»ãããã¯ããããã¬ããšãã圢ã§
ã®ææã¯ãŸã ã§ãŠããªããšæããŸã çŸåšã¯.ãŸã å°å ¥ã»è©Šçšæ®µéã§ã .
StP ã®ãŠãŒã¶ã®å ŽåãããŸããŸã§ã.ããŸã䜿ã£ãŠãããšãããããã°ïŒå šç¶äœ¿ããªããªã£ããšããããããŸ
ãïŒã©ãããå Žåã«ããŸã䜿ãããªãããšãããšïŒãŸãïŒåé¡æèãäœãªããŠãã åã«è²·ã£ãŠã¿ãã ãã®ãšãã
ãšãïŒæ åœè ããã£ã 1 人ã ãã§åšå²ããæºç«ããŠãããšããã§ã.ãããã£ããŠãŒã¶ã®å Žåã¯.æåãããã
èããŠããã®ã§ããïŒãã® ã ã¡ãŸã£ãã質åãæ¥ãªããªã£ãŠããŸã(ç¬ã)
-136 -
Morioka W orkshop Report SeamaU Vol.6, No.8ã»9-10ã»11
ããŸãè¡ã£ãŠãããŠãŒã¶.ãšã«ããç©æ¥µçã«äœ¿ã£ãŠäžãã£ãŠãããšããã¯.ãŸãè€æ°( 3 人äœ)ã®æ åœè ãã
ãŸã.ãããããš.ããããªãããšãããã°ãäºãã«çžè«ã§ããã.ããã§ãããããªããã°ãã³ãã«åãåã
ãããšãã£ãç°å¢ã«ãªããŸã.ç¹ã«ïŒæ¹æ³è«äžã®åé¡ãåæã®é²ãæ¹ãªã©ã«é¢ããŠïŒããæå°è ããããšãïŒä»²
éã©ããã§çžè«ãããããšããããšã倧åã§ããã.è©Šéšå°å ¥ãšã¯ãã£ãŠã.é²äœ 2~3 人ã®äººãã¯äœ¿ããã
ããªç°å¢èšå®ãšåšå²ã®ç解ïŒãããŠåé¡æè.ããã ãæŽãã°ïŒææ³çã«ã¯ç¢ºç«ãããŠããŸãã.ã¿ãªãããä»
床ã®ã¯ãŒã¯ã·ã§ããã§å®æããããšæããŸãã . ããŸãŸã§ã§ããªãã£ãèšèšæç¹ã§ã®ãã¹ããšãïŒèª€ãã®çºèŠãš
ããã§ããããã§ããã..
äœå䌞:
æåäŸã§ããïŒããããããèªåèªèº«ã§ StP ã䜿ã£ãæã«ã¯æåããŸãã(ç¬ã) . ããããïŒãŸã£ããåã
åããã質åãæ¥ãªããŠãŒã¶ãŒã®äžã«ïŒã¢ã¡ãªã«ã§ StP ãäœã£ãå çã®åŒåã ã£ããšãã人ãããŠïŒããã¯ãã
補è¬äŒç€Ÿãªã®ã§ãã.ãããæããã«æåããŠããŸã(ç¬ã).ã€ãŸã.æ¹æ³è«ãããç¥ã£ãŠãã人ã䜿ãã°å€§äž
倫.ä»ã®ãŠãŒã¶ãŒã§æåããŠããã®ã¯ïŒåºæ¬çã«ã¯ãŒã¯ã¹ããŒã·ã§ã³ãããŒã«ã䜿ãããšã«æ £ããŠãããšãã.
ãããã£ãäŒç€Ÿã®å Žåã¯.æ¯èŒçã¹ã ãŒã¹ã« CASE ã®äžçã«å ¥ããããã§ã.
éæšæ·³:
ãªããžã§ã¯ãæåã䜿ã£ãæåäŸã§ããã©ã.ãªããžã§ã¯ãæåã§äœãããã·ã¹ãã ãšåŸæ¥ã®ãã®ãšã®é£ãã
ããèŠãŠäžãã . æããã«.ã¿ãªãã匷çãªã€ã³ãã¯ããæããã¯ãã§ã.ãããæåäŸã§ã.倱æäŸã¯ãŸã åº
ãŠããŠããŸãã(ç¬ã) . ç§èªèº«ãããããããããšããŠããã®ã¯.æ§é åã®ã¢ãããŒããè¡ãè©°ãŸã£ããããã
ããªããžã§ã¯ãæåãåºãŠããããã§ãããïŒãããã¯ãªããžã§ã¯ãæåãããã«äžäœã®ãã匷åãªæ¹æ³è«ã«å
å«ãããŠè¡ãã ãã.ãã®ããããè¿œæ±ããŠè¡ããããšèããŠããŸã.
å°äºäºé (NTT):
ç§ã¯ããŸ. CASE ããŒã«ã«ã€ããŠèª¿æ»ããŠããã®ã§ãã.ãããã¯ãã¯ã¢ã¡ãªã«è£œãå§åçã«å€ã.ãŸãå°å ¥
ããŠãããŠãŒã¶ãã¢ã¡ãªã«ã®ã»ããå€ã.æ¥æ¬ã§ CASE ãå°å ¥ããŠãããŠãŒãµ'ã¯ããå°ãªã.ãã®åå ãšã
ãŠã¯.æåã®éããã®ä»ããããèãããããšæããŸããïŒã©ãããŠãããªã®ããšããããšã«é¢ããŠïŒåŸ¡æèŠã
ãèããé¡ããŸãã?
äœå䌞:
æ¥æ¬ãŠãŒã¶ãå€åœã§æåãããã®ã§ãªããšè²·ããªããšããããšã 1 ã€ã§ãã.ããããïŒã¯ãŒã¯ã¹ããŒã·ã§ã³
ã®æ®åçãæ¥æ¬ã®æ¹ãäœããšããããšããããŸã.ã€ãŸããããã CASE ãå°å ¥ããåºç€ãã§ããŠããªã.
ãŸã.æ¹æ³è«ã«ã€ããŠããã°.åŸæ¥ãããããããªèŠæ±ä»æ§æžãäœã£ãŠäžæµå·¥çšã«æµããŠè¡ããšããéçºææ³ã§
ããéãŸã£ãŠããŸã£ãŠãããšããããšã§ããïŒãããŸã§ã¯ããã§äœãšãããŸãè¡ã£ãŠããã®ã§ããïŒããããã
ãããªãå±ãªããªã£ãŠãã.ãããïŒå€§åã¯ãŸã ããã«æ°ã¥ããŠããªã.
ç¬ã¯.ã¢ã¡ãªã«ã§ã CASE ã¯ããã»ã©æ®åããŠã¯ããªãã®ã§ã.è»é¢ä¿ãšã.èªç©ºå®å®ç£æ¥ãšããé€ãã°ïŒ æ¥
æ¬ã®ã³ã³ãã¥ãŒã¿ã»ãŠãŒãµ'ã®äž»æ¶ã§ããäºååŠçç³»ã®ãŠãŒã¶ã«å¯Ÿå¿ãããã¡ãã® MIS ã³ãã¥ããã£ã§ã¯.ãŸã
ã»ãšãã©æ¡çšãããŠããªã.
..å¥æ¬¡:
æ¥æ¬åœå ã§ã©ãã㊠CASE ãççºçã«æ®åããªãããšããã°ïŒããã¯.ä»äºããã¡ããšåæ¥åãããŠããªã
ããã ãšæããŸã. 1 人ã®äººéãèšèšããã³ãŒãã£ã³ã°ãŸã§æããã.ããã¯ãŸã極端ãªäŸã§ãã. !tJ ãšããã
ãåŸåã«ããããããªãã§ãããã?ãããïŒåæ¥åãããŠ.ããšãã°ã¢ããªã¹ããšããè·çš®ã確ç«ãããã°ïŒ
ãã®äººãäœãã®åºåãåºããªããã°ãªããªããªãïŒãã®ããã«å¿ èŠãªæ¯åªããŒã«ãæããšæããã§ã.æ§é åæ
æ³ã® CASE ããŒã«ã¯.ããããã¢ããªã¹ãã®ããã®éå ·ã§ã . æ¥æ¬ã§ã¯ãŸã ãœãããŠã§ã¢éçºã®åæ¥åãé²ã
ã§ããªã .ããã 1 ã€ã®åå ã ãšèã㟠ã.
éæšæ·³:
ãã£ãšäººéçãªè©±ããããšïŒæ¥æ¬ã§ã¯ããã°ã©ããäŒç€ŸãèŠæããªãããã§ã . ã¢ã¡ãªã«ã ãšéåžžã«è»¢è·çãé«
ãã§ãããïŒåå人ã®é ã®äžã«ããŸã£ãããŠããŠãå€éšã«åãåºããŠïŒåå®åããŠãããªããã°ã©ããããããª
ã . ãšãããæ¥æ¬ã¯çµèº«éçšå¶åºŠã§.ã·ã¹ãã ã®çãååŒãã¿ãããªäººãå¿ ããã å³ã£ããšãã¯ãã€ã§ããã®
人ãé Œãã°ãããšããç¶æ³ããã.å€åã ããªæã«ã€ããã§ãã ã(ç¬ã) .
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Morioka Workshop Report SeamaU Vol.6, No.8ã»9ã»10-11
æ¡äºçé:
ãããã«ãã®ããšã¯å€§ãããšæããŸã.
倩枯åŠ:
瀟äŒçãªåé¡ãšã ãã ãšã§ãã .
æ¡äºåº·é:
ããã«é¢é£ããŠ.æ¥æ¬ã®ãœãããŠã§ã¢æè¡è ã¯ïŒèªåã®èãã人ã«èª¬æããã®ã«æ £ããŠããªããšããããšãã
ã ãããŸã.ãã®å¿ èŠæ§ããªãããã ãšæããã§ãããã©ã.. ..
èååå°(æ¥æ¬ã© 7 ã):
ããŸã®ããšã«é¢ãã質åã§ããïŒä»ã®åéïŒã€ãŸããœãããŠã§ã¢éçºä»¥å€ã®åéã§ã¯ ïŒããšãã° QC ãšãã§å!
ãšæåããŠ.éã«ã¢ã¡ãªã«ã«æè¡ã茞åºãããšãããã¿ãŒã³ããããŸããã? SA ã OOA ã«ã€ããŠã .ä»åŸæ¥
æ¬çãªææ³ãéçºããçºå±ããŠè¡ãå¯èœæ§ã¯æããããŸããã?
éæšæ·³:
ãã£ã±ãïŒãã€ã㯠B29 ãæå¢ããããšæã£ãŠããããã§ãã?ç¬ã)
äœå仲:
QC ã¯å¥ã«æ¥æ¬ç¬èªã®æè¡ã§ã¯ãªã.ããšããšã¢ã¡ãªã«ããæ¥ããã®ã§ããã?ãã .ãã¡ãã§ã¯ã¢ã¡ãªã«äºº
ãããã€ãããã£ãã ãã®è©±ã ãšæããŸã. CASE ã«ã€ããŠã¯.å®å šã«æ¥æ¬èªåãããããŒã«ããŸã ã§ããŠã
ãªãã®ã§ïŒãããã§ãããããã°.æ¹æ³è«èªäœå¥ã«å€ããå¿ èŠã¯ãªããšæããŸã . ããŸïŒ SmallTalk ã䜿ã£ãŠã
ãŠå°ãã®ã¯ïŒã¡ãœ ã ãã®ååãã©ãã€ããããšãããšããã§ã.ã€ãŸã.è±èªåãããã«å¹ããŠããŠïŒæ¹æ³è«ä»¥
åã«è±èªã§æ©ãã§ããŸã(ç¬ã).å®å šã«æ¥æ¬çãªãªããžã§ã¯ãæåèšèªãªã.ãã£ãšèšèšé ãããããã ãããª
ãšæããããšããããŸã . ãã®æå³ã§.æåçãªå·®ãä¹ãè¶ãã CASE ããŒã«ãå¿ èŠã ãšæããŸã.çŸç¶ã§ã¯.
ããšãã° StP ã®å Žåã«ã.æ¥æ¬èªåãããŠãããšã¯ããïŒããéšåã§ã¯è±èªã䜿ããªããã°ãããªããšããã
ãã£ãããã . ãã£ãšå®å šãªæ¥æ¬èªåãæãŸãããšæããŸã .
PWB ã°ã«ãŒãã®ã ãã:
éæšããã«ãããããŸã.å°å ¥ã®æåäŸ-倱æäŸã«ã€ããŠ.ãªããžã§ã¯ãæåã§äœããããã®ãèŠãŠã»ãããš
ããããŸãããïŒå ·äœçã«ã¯ SmallTalk äžã®ã¢ããªã±ãŒã·ã§ã³ãšèããŠããã®ã§ãããã?
éæšæ·³:
SmallTalk èªèº«ã SmallTalk ã§æžãããŠããŸããã§ïŒ SmallTalk ãã¿ãªããã«äžãã〠ã³ãã¯ãã¯ãã®éã
ã§ã.ãã以å€ã§ã¯ïŒãªããžã§ã¯ãæåã§äœããããŠãŒã¶ãŒã€ã³ã¿ãã§ãŒã¹.ããšãã°ããã¯ãšã X-Window
ãšãïŒãããã£ããã®ããããã«ãªã£ãŠãã ãã.
PWB ã°ã«ãŒãã®ã ãã:
ãããããŠãŒã¶ãŒã€ ã³ã¿ ㌠ã㧠ãŒã¹ã®èšèšã«ã¯ïŒãªããžã§ã¯ãæåã¯å€§å€ããããŠãããšæããŸããïŒãã£ãš
æ³¥ããããœããïŒããšãã°æåŸã¯ã©ãããŠãã¢ã»ã³ãã©ã§ããã°ã©ã ããªããã°ãªããªãå Žå ïŒ OOA/OOD ã§
èšèšãããã®ãšæçµã€ ã³ããªã¡ã³ããŒã·ã§ã³ãšã®æŽåæ§ã¯ã©ããªãã®ã§ãããã?
éæšæ·³:
ç§ã¯.ããšãã° C ã§ããã°ã©ã ãæžããšããïŒãªããžã§ã¯ãæå颚ã«æžããŸãããšããèãæ¹ã§ã.ææ¥ã
ãã¢ã»ã³ãã©ã§æžããšãããããïŒã¢ã»ã³ãã©ã§ãªããžã§ã¯ãæå颚ã«æžããŠããã§ããã.
èœæ°Žæž¯äžé:
ãŸã ãŸã è°è«ã¯ã£ããŸããã.æéãæ¥ãŸããã®ã§çµããã«ããŸã.
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Morloka Workshop Report Seamall Vo1.6, No.8-9-10ã»11
8. åã°ã«ãŒãã®èšè«çµé
1. PWB & Hyperbook ã°ã«ãŒãã®èšè«çµé 140
2.00A/OOD ã°ã«ãŒãã®èšè«çµé 144
3. CASE Bench ã°ã«ãŒãã®èšè«çµé 1??
4. StPã°ã«ãŒãã®èšè«çµé 1??
S. Teamwork ã°ã«ãŒãã®èšè«çµé 1??
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Morloka Workshop Report Seamaã Vol.6, No.8-9-10ã»11
1. PWB ã°ã«ãŒãã®èšè«çµé
æŠå¶
æªçŽå€§
å接岡
äºäžçŽ°å·
O. åå ã¡ã³ã
åé¡è§£æ±ºè æšæèå æ¥åãš ã¬ã¯ã ããã¯ã¹
æ± å·å²å€« ã¢ã¹ããŒ
飯å¡å®£ç· ã«ã·ãªèšç®ç¹
è€äºåº·ç¯ MHI ãšã¢ãã¹ããŒã¹ã·ã¹ãã ãº
䌌å å 岩æé»åèšç®ã»ã³ã¿ãŒ
éæ³åä¹ æ±å SRA
é€šå±±çŽ SRA
奥æå圊 CSK
å°æé NTT
足ç«å€ªé PFU
è éåç¢ å²©æé»åèšç®ã»ã³ã¿ ãŒ
ã€ã³ã¹ãã©ã¯ã¿
ã³ã³ãµã«ã¿ã³ã
1.ããŒã«è²æ
åæ¥ã®è§£èª¬ã§ã¯èª¬æãååã§ãªããšããããšã§. PWB ã®ãã¢(ç é¢ã®åãä»ãã·ã¹ãã )ãèŠãŠ PWB ã«å¯Ÿ
ããç解ãæ·±ããããšã«ãªã£ã . 足ç«ã ãã®ãã¢æäœãèŠãªãã.åå è ã質åããããšãã圢åŒã§è¡ãªãã
ã . 以äžã®ãããªè³ªåãåºã:
(1) UIM ã®æèšã¯åŠçæéãšé¢ä¿ãããã®ã?
(2) UIM ãš EOPM èã®ãªã³ã¯ã®ã¯ãæ¹ã¯ã©ãããã®ã?
(3) é·ç§»ã«é¢ä¿ãããã®ã ããªã³ 㯠ããã®ã?
(4) UIM ã®çŽ°ããèšå®(æ°åã®æ¯èŒïŒå ¥åæ¡ä»¶ã®æ€æ»)ã¯å¯èœã?
(5) éå§ããçµäºãŸã§ã®ãã§ãã¯ã¯ã©ã®ãšãã£ã¿ã§ãå¯èœã?
(6) IOPM ã«ãããŠäžŠååæã®ã¢ãã¡ãŒã·ã§ã³ã¯å¯èœã ?
ãŸãïŒå šäœçãªããŒã«ã®å°è±¡ãšããŠãŠãŒãµ'ã®èŠããªãããŒãºãçã¿åºããŠããŸããªãã? J ãšããæèŠãåº
ããã .
2. 課é¡ã®æ±ºå®
課é¡ã¯å€æ°æ±ºã®çµæã¬ã¹çµŠæ¹¯ã·ã¹ãã ãã«æ±ºå®ãã .
3 . 課é¡ã®ç解
å šå¡ã§åé¡ãäžéãèªãã åŸïŒã©ã®ããã«èª²é¡ã解ããŠè¡ããã«ã€ããŠè°è«ããªããã.ã€ã³ã¹ ã ã©ã¯ ã¿ ã®è¶³
ç«ãããããå·å㯠FSM ãçšããŠè§£æããã®ãããã®ã§ã¯? J ãšããææ¡ãããïŒãã®æ¹åã§åæãå§ããããšã«ãª 㣠ã . ãã®ããïŒæ¬¡ã®ãããªæèŠãåºã :
(1) FSM ã§é åºé¢ä¿ãèšè¿°ããèœåã¯?
(2) ã³ã³ãããŒã©ã«é¢ãã埳èœãæŽãåº ãã.
( 3) äž»èŠæ©èœ(絊湯 ã» ã湯ã¯ãã»è¿œãã ãã»è¿œãã ãäžã®çµŠæ¹¯)ãåºçºç¹ã«ããã .
(4) æ©èœèã«äœãé¢ä¿ã¯ãªãã®ã?
åé¡äžã® 4 ã€ã®å€§ããªæ©èœ(ã湯ã¯ãã»è¿œãã ã 㻠絊湯ã»ã湯ã¯ãïŒè¿œãã ãäžã®çµŠæ¹¯)ãåºçºç¹ãšããŠèãã
-140-
Morloka W orkshop Report Seamall Vo1.6, No.8-9-10ã»11
ãšããæ¹éã«æ±ºãŸã£ã.æåã«ã絊湯ãã®æ©èœããåæãå§ãã . ãã®ãã.次ã®ãããªæèŠã»è³ªåãåºã :
(1) FSM ã«éå±€æ§é ã¯?
(2) FSM ã®ææ³ãããããªã.
(3) æ¡ä»¶ã FSM ã§ã© ããã£ãŠæžãã®ã?
(4) r 絊湯 J ãšããä»äºãããã€ãã®æ©èœã«åå²ããã»ããããã®ã§ã¯ãªãã?
(5) ç¶æ é·ç§»ã«æ©èœãšãªããžã§ã¯ããå ãããšããæ¹åã§èããŠã¯ã©ãã?
(6) FSM ã«ãã ãããã«ãããŠã¿ãã .
çµå±ç¶æ ã®é·ç§»ã ãåãåºããŠãã®éã®é¢é£ã¥ããããŠã¿ããããšããããšã«ãªã£ã .
4. ç¶æ é·ç§»åœã®äœæ
4.1~.ã®èªæž
ãšããããïŒ FSM ã«ããåæãæ念ã.絊湯æ©èœã®ç¶æžã䞊ã¹ãŠã¿ãŠç¶æ é·ç§»å³ (EOPM) ãäœãããšã«ã
ã . 絊湯ïŒã湯ã¯ãïŒè¿œãã ãã® 3 æ©èœã«é¢ããŠïŒæ¬¡ã®ãããªç¶æ ãèªèãã :
å£çµŠæ¹¯
ã»é»æº ON .é»æº OFF .絊湯æ ãéã ã»ççŒã©ã³ãç¹ç¯
å£ã湯ã¯ã
-é»æº ON .é»æº OFF .ã湯ã¯ãã¹ã€ãã ON .åæ¿åŒãæµŽæ§œåŽ ã»ãã€ãã¹åŒéã
- ããŒããŒç¹ç« ã» ççŒã©ã³ã ON . ã湯ã¯ãã¹ã€ãã OFF .湯éèšå®ãªãŒã㌠ã»èšå®æž©åºŠå
ã»èšå®æž©åºŠãªãŒã㌠㻠远ãã ãã¹ã€ãã OFF
å£è¿œãã ã
ã»è¿œãã ãã¹ã€ ãã ON åæ¿åŒãæµŽæ§œåŽ ã»ãã€ãã¹åŒéã ã»ããŒãäžç¹ç« -ççŒã©ã³ãç¹ç¯
ã»ã·ã¹ãã åæ¢ ã» åºæ¹¯ 93C . åºæ¹¯ 93C å€ ã»è¿œãã ãã¹ã€ãã OFF
4.2 åç©å¥ã®ç¶å»ºé·ç§»åœã®äœæ
3 ã€ã®æ©èœã«é¢ããŠïŒããããã°ã«ãŒãã«åãããŠç¶æ é·ç§»å³ãäœãããšã«ãªã£ã.ãã®ããã絊湯 J ã°ã«ãŒ
ãã§ã¯æ¬¡ã®ãããªè°è«ããã£ã:
(1) é»æº ON ã¯åæã§ã¯ãªãã®ã?
(2) æ¯äŸåŒãšã¯äœã?
(3) ç¶æ²ãåæç¶æ ãšç¹ç«ç¶æ ã® 2 ã€ã«ããŸãšããã®ãããã®ã§ã¯ãªãã?
(4) ç¶æ é·ç§»å³ã¯éå±€åãã§ããããã®ãªã®ã?
(5) ããããªæéå ã®äºè±¡ã¯ã©ãè¡šçŸããã°ããã®ã?
(6) æ°Žéã»ã³ãµãŒã¯æ¹¯éã®èª¿ç¯ã«ãªãå¿ èŠãªã®ã?
(7) 枩床ã«é¢ã㊠ãé« ã»é© ã» äœããšã ãç¶æ ãäœã ã®ã?
(8) 枩床ãäžããããã«ã¯æ°Žéãå€ãããªããã°ãªããªã.
(9) 絊湯ã®åªå 床ããã£ãšãé«ã.
(10) ãã¬ãŒã ããããšã¯çç«ãæ€åºãããã®ãªã®ã?
4.3 å~.é·ç§»åœã EOPM ã§èšè¿°ãã
åã°ã«ãŒãã®ç¶æ é·ç§»å³ãäžå¿å®æãã段éã§ïŒ EOPM ãšãã£ã¿ã䜿 㣠ãŠç¶æ é·ç§»å³ãæžãããšã«ãªã£ã.
åå è ãæ¬æ Œçã« PWB ãæäœããã®ã¯ãã®æãåããŠã ã£ãã®ã§.次ã®ãããªç¹ãæ»ãã«ãããšã®æèŠãåº
ã:
(1)å šäœåãææ¡ã§ããªãã®ã§ãããã«ãã .
(2) 1 ããŒãžã«ãã¹ãŠã®ç¶æ é·ç§»ãæžããã» ãããããããã®ã§ã¯ãªãã?
(3) å³ã®é 眮ã®æé©åæ©èœã欲ãã.
.141.
Morioka Workshop Report SeamaU Vo1.6, No.8-9-10-11
(4) çŽã«å°å·ããæ©èœããªã .
(5) éå±€ã®ã㪠ãŒãäžæ°ã«èŠãæ¹æ³ã欲ãã.
(6) EOPM ãšãã£ã¿ã¯ä»ã®ãšãã£ã¿ã«æ¯ã¹ãŠäœ¿ãã«ããã®ã§ã¯ãªãã?
(7) äºååŠçç³»ã®å Žå . IOPM ãšãã£ã¿ã¯å¿ èŠãªãã®ã§ã¯ãªãã?
ãã®ãããªæèŠã«å¯ŸããŠïŒè¶³ç«ããããïŒä»åã®ããŒã«ã¯éçºããŒãžã§ã³ãªã®ã§ãŸã å®çŸãããŠããªãæ©èœ
(å°å·æ©èœç)ãããã.補åã§ã¯å®çŸããäºå®ã§ãããšã®ã³ã¡ã³ãããã£ã.
ç¶æ Ÿé·ç§»å³ãæã¡èŸŒãã åŸ ïŒ ã¢ãã¡ãŒã·ã§ã³æ©èœãçšããŠåäœã®ç¢ºèªãè¡ã£ã . ãããŸã§ã®çµæãäžéçºè¡šã§
å ±åãã .
4.4 tèµ°æ é·ç§»åœã®æ€èš
次ã«ïŒäžéçºè¡šã® OHP ã§ç€ºããåã ã®ç¶æ é·ç§»å³ã«ã€ããŠæ€èšãã .æåã«ã絊湯ãã«é¢ããŠæ€èšãã.ã
ã®æïŒä»¥äžã®ãããªè°è«ããã£ã .
(1)ã¹ã€ããã¯å€éšã€ãã³ããªã®ãå éšã€ãã³ããªã®ãã€
⢠å€éšããã®ã€ãã³ããæžãã¹ãã .
(2) èªåèªèº«ã«æ»ãé·ç§»ãæžããªãã®ã¯ããããã®ã§ã¯ãªãã?
(3) é©æž©ã«ä¿ã€æ©èœã¯å éšç¶æ ã ãïŒã¹ã€ãããæŒããããšããã®ã¯å€éšã€ãã³ãã§ã¯ãªãã?
(4) å²èŸŒã¿ç¶æ ãšããç¶æ ã¯æžããªããŠããã®ã?
⢠ç¢å°ãå²èŸŒã¿ã瀺ããŠãã.
(5) ç¶æ é·ç§»å³ã§ãã¹ãŠã®å²ã蟌ã¿ãèšè¿°ããã®ã¯é£ããã®ã§ã¯ãªãã?
(6) 絊湯æºåäžãšããç¶æ ã¯ãããŸãã§ã¯ãªãã?
ãŸãã¹ã€ãããæŒãããŠããŠãäœãããªããšããä»æ§ãæèšãããŠãã以äž.ãã®ã€ãã³ããæžãã¹ãã ã
ãšããæèŠã«å¯Ÿã.足ç«ãããã J äžäœã¬ãã«ã®ç¶æ é·ç§»å³ã§æžãã°ããã®ã§ã¯ãªããããšããã³ã¡ã³ãããã£
ããïŒããã«å¯ŸããŠäžäœã¬ãã«ã«èœãšããšããã£ãŠããããªããªã J ãšã®æèŠãåºã.
次ã«ã湯ã¯ããã«é¢ããç¶æ é·ç§»å³ã®è°è«ã§ã¯ã湯ã¯ãäžããä»ã®ã€ãã³ã(è¿œãã ã)ãžã®ç¶æ å€å
ããã®æç¹ã§æžãã®ã? J ãšãã質åã«å¯ŸãçŸæ®µéã§ã¯ãŸã çªããªããŠãããã®ã§ã¯ããšããæèŠãã ããã .
æåŸã«è¿œãã ããã«é¢ããç¶æ é·ç§»å³ã®æ€èšãè¡ã£ã.ããã§ã¯æ¬¡ã®ãããªæèŠãåºã:
(1)3 ã€ã®ç¶æ é·ç§»å³ã®äžã§ã¯äžçªãããããã .
(2) é»æº ON ã®ç¶æ ã¯é»æ°ãã³ã³ãããŒã©ã«éããŠããã ãã§å¥ã«äœãããŠããªãã®ã§ã¯ãªãã?
(3) é»æº ON ãš åŸ æ©äžãåããå¿ èŠã¯ãªã.
( 4) ççŒæºåäžã§ã®å€éšã€ãã³ããæžããæ¹ããã.
(5) ççŒæºåç¶æ ãšãã 1 ã€ã®ã€ãã³ãã«ã§ããªãã®ã?
(6) åããŒãã®ç¶æ³ããã¡ãã¡ã€ãã³ããšããŠæžãã®ã¯æå³ããªã.
(7) è¿œãã ã絊湯äžãšããç¶æ ã¯çµŠæ¹¯ããšã¯å¥ã®ç¶æ ã?
⢠ç¶æ é·ç§»å³ãšããŠã¯å¥ã«ããã»ãããããããã.ããã°ã©ãã³ã°ã®ç«å Žã§èãããšåãã .
ãŸãïŒç¹ç«ããªãã£ãå Žåã«é¢ããŠæ¬¡ã®æèŠãåºã.
(1)ç¹ç«ããªãã£ããæ»ããšããã«ãŒãã§ããã®ã§ã¯ãªãã?
(2) ç¹ç«ããªãã£ããå¥ã®ç¶æ ãäœã£ãã»ããããã®ã§ã¯ãªãã?
(3) ç¹ç«ããªããŠã絊湯æ ãéããšããç¶æ ã«ç§»ã£ãŠãããã®ã§ã¯ãªãã?
,ti + 1 以äžã®ãããªè°è«ãçµãŠïŒæçµçã« 3 ã€ã®ç¶æ é·ç§»å³ããŸãšããŠ. 1 ã€ã®å³ãšã.ãã®å³ã EOPM ãš
ãã£ã¿ãçšããŠæžãã.
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Morloka Workshop Report Seamall Vol.6, No.8-9-10ã»11
5. ã±ãŒã¶ã€ã³ã¿ãã§ãŒã¹ã®äœæ
ç¶æ é·ç§»å³ãå®æããåŸïŒãã®å³ãèµ·åãããããªãŠãŒã¶ã€ã³ã¿ãã§ãŒãºãäœãããšããããšã«ãªã£ã.ãŠãŒ
ã¶ã€ã³ã¿ã㧠ãŒã¹æ§ç¯ã«ã¯ UIM ãšãã£ã¿ã䜿çšãã . ãŸã.é»æ¿ã䜿ã£ãŠçµŠæ¹¯ã·ã¹ãã ã®æäœããã«ã®èšèšã
è¡ã£ã . ãã®æ次ã®ãããªæèŠãåºã:
(1)ãã¿ã³ã¯è€æ°ã«ãªã³ã¯ããŠäœ¿ããã®ã?
(2) ããããããšã®ãªããã®ã§ãç»é¢ã«ã§ããšããèŠãã .
(3) ã·ã¹ãã ã®æ¶ããšé¢ä¿ãªãäœæ¥ãå€ã .
(4) UIM ãš EOPM ã®ãªã³ã¯ã¯ããã«ãšãã¿ã³ããªã³ã¯ããã®ã?
6. ãããªãã²ãäœæ
ãŠãŒã¶ã€ã³ã¿ãã§ãŒã¹ãäœæããŠåäœã確èªããåŸïŒæ¬¡ã«äœãããããšããããšã«ãªã£ãŠïŒ IOPM ãšãã£ã¿ã
䜿ã£ãŠãé©æž©ã«ä¿ã€ J ãšããåŠçããããªããããçšããŠèšè¿°ããŠã¿ãããšããããšã«ãªã£ã.ãã®éïŒæ¬¡ã®ã
ããªè³ªåãã§ã.
(1)ããŒã¯ã³ãšã¯äœã?
⢠ã¢ãã¡ãŒã·ã§ã³ã§åããŠããé»ãäžžãããŒã¯ã³ã®åãã瀺ããŠãã .
(2) ãããªããããã© ã䜿ãã°ããã®?
(3) åæåŠçã䞊ååŠçããã®ã·ã¹ãã ã®å Žåããã®ã?
(4) r é©æž©ã«ä¿ã€ J ãšããåŠç以å€ã§ã IOPM ãå©çšã§ãã®ã§ã¯ãªãã?
(5) r é©æž©ã«ä¿ã€ããšããæ©èœã¯ã©ã®ã¢ãã«ã䜿ã£ãŠè¡šçŸããã®ãé©åœã ?
(6) ãããŒãã£ãŒãã«ãªã£ãŠããŸãã®ã§ã¯?
çµå±ïŒè³ªåã¯åºããè°è«ã¯çºæ£ããŠããŸãïŒ IOPM ãšãã£ã¿ã䜿ãããšã¯æ念ãã.æ°ããäœæ¥ãè¡ãã«ã¯æ
èãæ®ãå°ãã£ãã®ã§æçµå ±åã®æºåã«å ¥ã£ã.
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Morloka Workshop Report SeamaU Vol.6, No.8-9-10-11
2.00A/OOD ã°ã«ãŒãã®èšè«çµé
O. åå ã¡ã³ã
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åé¡éžæã«ããã£ãŠ.察象ãå¶åŸ¡ç³»-äºåç³»ã®ãããã«ããããè«ãããã.ãã°ãã話ãåããè¡ãªããã
åŸïŒéæšããã®ãã次ã®ãããªã³ã¡ã³ãããã£ã.
ããªããžã§ã¯ãæåã«åããŠãããšãããå¶åŸ¡ç³»ã®èšèšã®ç¢ºèª.ãŸãã¯äºåç³»ã®ä»äºããªããžã§ã¯ãæåã§
ã§ããããšã®ç¢ºèªã®ã©ã¡ãã§ããã J
話ãåãã®çµæ.å¶åŸ¡ç³»ã®åé¡ã絊湯ã·ã¹ãã ãã察象ãšããŠéžãŽïŒäºåç³»ã®åé¡ã§ãããå³æžé€šã·ã¹ãã ãã«
ã€ããŠã¯ïŒéæšãããã解説ããŠãããããšã§åæãã§ãã.
2. Smalltalk80 & GrapherGear ã«ã€ããŠã®è©³çŽ°ãªçŸ©æ
åé¡è§£æ±ºã«å ¥ãåã«ïŒéæšãããã Smalltalk80 ããã³ GrapherGear ã®æäœæ³ã«ã€ããŠã®è©³çŽ°ãªèª¬æãè¡
ãªããã . ãã®ããïŒåå è ãã次ã®ãããªè³ªåãåºã :
(1)æ¢åã®ãªããžã§ã¯ãã«.æ°ããã¡ãœãããã€ããããšã¯å¯èœã?
(2) æ©èœãä»å ããŠãã£ããšãïŒèª€ãã®æåšãèªåãå®çŸ©ããã®ã§ã¯ãªãéšåã«ãã£ããšãïŒããã¯çºèŠå¯
èœã? ããã«.ããã¯ä¿®æ£ã§ããã®ã?
ãŸãïŒãœãŒã¹ã«ã¯èŠããªãéšåã¯ããã? (èŠããã« Smalltalk ã·ã¹ãã ã®ãã¹ãŠã®æ¢åã®ãªããžã§
ã¯ããé±åŒµã»ä¿®æ£ã§ããã®ã?ãšãã質å)
(3) ãªããžã§ã¯ãã¯ïŒãã«ãã¿ã¹ã¯ã®ããã«åžžæåããŠãããïŒãããã¬ã¯ïŒãã®ãªããžã§ã¯ãã®åããæ¢
ããŠèŠããã®ãªã®ã?
éæšããã®çãã¯ïŒ (1) ïŒ (2) ã«å¯ŸããŠã¯ Yes ïŒ (3) ã«å¯ŸããŠã¯ No ã§ãã£ã .
3. 絊æžã·ã¹ãã ã®ãªããžã§ã¯ãæå解æ
éæšããã説æããæ¹æ³ã«ãããã£ãŠ.å®éã«çµŠæ¹¯ã·ã¹ãã ã®ãªããžã§ã¯ ãæå解æãè¡ãªã£ãŠããããšã«
ãªã£ã.ãã®ããïŒ Macintosh II-fx ã«å ãïŒäœåããã®ãåæã«ãã Portable Mac ãå©çšãããŠããã ãã
ãšã«ãªã£ã.以åŸ.ã°ã«ãŒãã 2 ã€ã®çã«åããŠäœæ¥ãé²ããããšã«ãªã.èšé²ä¿ã¯ãããã¯ã«ãã¡ãã£ã.ã
ãã§ïŒçãç¹å®ããïŒãããããããªè©±ãããŠããæ¹ã«è³ãåŸãããšããæ¹éã§ã®ããã .
3.1 ãªããžã§ã¯ãã®èªæžäœæ¥
ãŸããªããžã§ã¯ãã®èªèãè¡ãªã£ã.æåã¯åé¡æãå³äžã§ç®ã«ã€ãèšèããã.ããããªããžã§ã¯ãã§ãã
ããšããããšã§.ããŒã«ã«ç»é²ããŠãã£ã.äžéãããŒãããªããžã§ã¯ãåè£ããªã¹ãã¢ããããã€ãããšïŒæ¬¡ã®ãããªçåãåºãŠãã:
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Morioka Workshop Report
(1) r 济槜ã®ææ°Ž J ã¯ãªããžã§ã¯ããã©ãã?
(2P 絊氎ãã¯ãªããžã§ã¯ããã©ãã?
(3) ç©ççãªãã®ã ãã§ãªãïŒããŒã¿ããªããžã§ã¯ãã§ã¯ãªãã?
SeamaU Vol.6, No.8-9-10-11
(3-a) æ°Žã湯ã¯ãªããžã§ã¯ãã?ããã ãšãããæ°Žãšæ¹¯ã¯ç°ãªããªããžã§ã¯ãã?
(4) 湯ã®æž©åºŠã¯ãªããžã§ã¯ãã«ã§ããã?ããã§ãããªãã»ã³ãµã¯ãããªãã®ã§ã¯ ?
(a) r 枩床ããšãã»ã³ãµãã¯åããã®ã§ã¯ãªãã?
éæšããã¯åå è ã«ãã¹ãŠããŸãã.è°è«ãåºã€ããããšããã§ã³ã¡ã³ããäžãããšããæŽãæ¹ã§ãã£ã . ã
ã®è°è«ã®çµãã«ã¯æ¬¡ã®ãããªã³ã¡ã³ãããã£ã:
ãæ¬æ¥å±æ§ãšããŠå®çŸ©ãããã¹ããã®ãŸã§ãªããžã§ã¯ãã«ãªã£ãŠãã. (ãªããžã§ã¯ããšãã)ã«ãã»ã«ã®
äžã«å ¥ããã¹ããã®ãŸã§å€ã«ã§ãŠãã J
ãã®çµæïŒè»éãä¿®æ£ãã.ããçšåºŠè©±ãæŽçãããããã«æã.
ãªããžã§ã¯ãã®èªèã®äœæ¥ãäžæ®µèœããæç¹ã§.ãªããžã§ã¯ãèªèã®æ¹æ³ã«ã€ããŠã®èšè«ããã£ã . æåã«.次ã®ãããªçåãåºã:
(1)次ã®ã©ã¡ãã®ã¢ãããŒãããšãã®ãããã®ã ãã?
(a) åé¡ãç解ããŠãã解æãè¡ãªã.
(b) åé¡ã¯è»œãèªãã«ãšã©ã.å ã«æãã€ããªããžã§ã¯ããéžå®ãã .
ããã«å¯ŸããŠãæåãããã®äŸé¡ã®ããã«ã·ã¹ãã å šäœããã¡ããšäžããããããšã¯å°ãªãã®ã§ã¯ãªãã?ã
ããïŒããŸãåé¡ã詳ããç解ããªãæ¹ããã J ãšãã声ãèããã.ããªãã¡ïŒåé¡ãå®å šã«ç解ããªããŸãŸ
解æãå§ããæ¹ãïŒçŸå®ã«è¿ãæèŠã«ãªã£ãŠããã ãããšããããšã§ãã . çµå± (b) ã®ã¢ãããŒãããšãããš
ã«ãªãïŒäœæ¥ãç¶è¡ãããããšã«ãªã£ã.
ãã®ä»ã«ææ¡ãããæ¹æ³ã¯ä»¥äžã®éãã§ãã:
(2) ãªããžã§ã¯ãã®èªèã ãã§ã¯ïŒãããã®èã®é¢ä¿ãããããªãã®ã§.ããŒã«äžã§ãªããžã§ã¯ããæãå Ž
æãŸã§ã¯æ±ºããããªãã®ã§ã¯ãªãã?
(3) ãšã«ããåè©ããããŠã¿ãŠïŒãã®åŸãªããžã§ã¯ãã§ãªããšæããããã®ããããæ¹æ³ã§ãã .
ãã®éçšã§èªèããããªããžã§ã¯ããè¡š 1 ã«ç€ºã .
3.2 ãªããžã§ã¯ãèã®é¢ä¿ã¥ã
äžéããªããžã§ã¯ããåºããã£ããšæããããšããã§ïŒãªããžã§ã¯ãã®éžå®äœæ¥ã«äžå¿ã®æ±ºèŽãã€ãïŒãªã
ãžã§ã¯ãèã®é¢ä¿ãå®çŸ©ããäœæ¥ã«å ¥ã£ã.ãªããžã§ã¯ãèã®é¢ä¿ is-a ãš has-a ã«é¢ãïŒä»¥äžã®ãããªçåãåºã(ãã ã is-a ã¯äžè¬åãšç¹æ®åãåæ ããã¯ã©ã¹ã®åé¡ãè¡šçŸã. has-a ã¯å šäœãšå®å®åãåæ ããéå£ãè¡š
çŸããé¢ä¿ã§ãã.èšè«ã®äžã§ãããã¯ã©ã¹ã®ã¹ãŒããŒã¯ã©ã¹ãèŠã€ããããšã¯ããã¯ã©ã¹ããäžè¬åããã¯ã©ã¹ãèŠã€ã.ãããã¯æ°ããå°å ¥ãïŒäž¡è èã« is-a é¢ä¿ãå®çŸ©ããããšã§ãã):
(1)äºã€ã®ãªããžã§ã¯ã.ãã«ã A ãšãã«ã B ãå ±éã®ã¹ãŒãã¯ã©ã¹ãšããŠãã«ããæã€å Žå :
(a) ãã«ã A ã«å¯Ÿããã¡ãã»ãŒãžã®åä¿¡è ã¯ãã«ã.ãã«ã A ã®ã©ã¡ãã?
(b) ãã«ã A ãšãã«ã B ãé£ãæ©èœãæã€å ŽåïŒã¯ã©ã¹ãŒã€ã³ã¹ã¿ã³ã¹ã®é¢ä¿ã§åŠçã§ããã®ã?
(2) isã»a ïŒ has-a ã®é¢ä¿ã®åŒãæ¹ã¯?ãŸã is-a ïŒ has-a ã®åãããã¯?ããŒã«ã䜿çšããªããã®èšè«ã®ãã.
is-a é¢ä¿ã®èªèã¯ãšãã£ã¿äžã§ã®ãç·ãåŒãæ¹ããšããè¡šçŸã«ãªã£ãŠãã)
(3) r äžã«ã²ã£ã±ã J ãšããããšã®æå³ãšããæ¹ã¯?
(3) ã®è³ªåã«å¯ŸãïŒéæšããã以äžã®ãããªèª¬æãè¿°ã¹ã:
ããããããªç¶æžãè¡šããªããžã§ã¯ããšã㊠State ããã.ãã®äžã«ã¯ïŒç¹ã«äºå€ç¶æ²ãè¡šããªããžã§ã¯ã
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(4) çµç«¯ç(ã» ã³ãµãªã©)ãªãã®ã®ã¹ãŒããŒã¯ã©ã¹ãèŠã€ããããªãã?
(5) 枩床ã¯éã§ããããããã?
(6) æ°Žã®ãµãã¯ã©ã¹ã« ïŒãããèšããã®ãããã®ã§ã¯?
(7) å³ 1 ã®ã²ãŒãžãšäžŠãã§èšæž¬åšãšããã¯ã©ã¹ããã.
(8) ã¹ã€ããããããïŒ LED ã®ã¹ãŒããŒã¯ã©ã¹(ããªãã¡ is-a ã®é¢ä¿ã®èŠª)ã¯å ¥å(åºåãè£ çœ®ããããš
ãã³ã³ãããŒã©ãã©ã¡ããããã®ã ãã.
(9) ã³ã³ãããŒã©ãŒã®äžã«å ¥åè£ çœ®ããã.
(10) xx ã²ãŒãž(ããšãã°é³éã°ãŒãž)ã¯ïŒå³ 1 ã®ã©ãã«ã€ããããã?
ããã§.éæšãããã次ã®ãããªã³ã¡ã³ãããã£ã:
r is-a é¢ä¿ã§ã¯åã¯èŠªãšã®éãã ããèšè¿°ããã°ãã J (ãããã£ãŠæ°ãããªããžã§ã¯ãã¯ïŒæãæ§è³ªãè¿ã
ãªããžã§ã¯ãã®åãšãªãããã« is-a é¢ä¿ãçµã¹ã°ãã)
(11) r ã³ã³ãããŒã©ããäœã(ã»ã³ãµ.ã¹ã€ãããªã©)ãæã£ãŠããã®ã§ã¯ãªãã?
(a) r ã³ã³ãããŒã©ãã¯ãå ¥åè£ çœ® J r åºåè£ çœ®ããæã£ãŠãã
(b) ã» ã³ãµïŒã¹ã€ããïŒ LED ããå ¥åè£ çœ® J r åºåè£ çœ®ãã§ã¯ãªãã?
(12) r ã³ã³ãããŒã©ãã¯ãèšæž¬åšãã?
(13) ã»ã³ãµãã¹ã€ ããããå ¥å J r åºå J ãšåãããããªãããã«ããã¯ã©ãããã?
ãããŸã§è°è«ãé²ãã ãšããã§å šäœã«ããäžéçºè¡šãè¡ãªããã . ãã®ã°ã«ãŒãã¯ïŒ 2 ã€ã®çãç¬èªã«å®çŸ©ã
ããªããžã§ã¯ãé¢ä¿å³ãããããçºè¡šãã.
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Morloka Worksbop Report Seamaã Vol.6, No.8-9-10ã»11
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倧ãã éãŸã
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ãããŸã§ã®äœæ¥ã¯ 2 ã€ã®çãããããç¬èªã«è¡ãªã£ãŠããã.ããã§ææã®æ¢ãåãããè¡ãªãïŒäžæ¬åãã
ããšã«ãªã£ã . 以äžïŒããããã®å³ã«ã€ããŠã®çºèšãæãã.
(1)第 1 çã®å³ã¯ã»ã³ãµïŒãã«ããšããåé¡ã§ãªã.
(2) 第 2 çã®å³ã¯ïŒçµç«¯éšã®äžã«ïŒçµ±ãŒãããäžäœæŠå¿µã»ã³ãµïŒãã«ããçšããŠãããã€ããªã¹ããŒãã
ãšãã 2 å€åäœã«æ³šç®ããåé¡ã«ãªã£ãŠãã.
ãã® 2 ã€ã®ç¹ãçŸçã®ææã®æã倧ããã¡ããã§ïŒä»ã¯ã»ãŒåãŒã®çµæã§ãã£ã.第 2~ã®åå è ããªããžã§
ã¯ãããã€ããªã¹ããŒã J ã«çŽåŸãããã.第 1 çã®çµæãæ¡çšããããšã§åæãã.以äžã¯ ïŒ ç¬¬ 1 çã®ææã«
察ãã第 2 ã¡ã³ãã®ã³ã¡ ã³ ããçåã§ãã:
(3) ãã¬ãŒã ãããç㯠Ãs-a ãš has-a ãæã£ãŠãã.
(4) ãã®æç¹ã§ã¯ã³ã³ãããŒã©ãªã© ïŒ ãŸã äžè¶³æžå®ããã.
(5) ãã€ããªã¹ããŒããšãã®äžã§ ïŒ æã¡äžããŠããã¬ãã«ãé£ãéããã®ã§ã¯ãªãã?
(6) r èšæž¬åšãã¯å šãŠ{ããã€ã¹ãç°ãªã£ãŠã)å€ãè¿ãã ãã§ãã .
(a) ã©ããªå€ãè¿ãã®ã?
(b) ãã¬ãŒã ã ã ãã¯ããã€ããªã¹ããŒããã®äžã«ããã®ã§ã¯ãªãã?
(7) ãµãŒãã¹ã¿ã®åãã¯äºå€åäœã§ã¯ãªãã?
ãããã®çåã«å¯Ÿã ïŒ ãµãŒãã¹ã¿ã¯æž©åºŠã®èšæž¬ã ããè¡ãªã .on-off ã¯ã³ã³ãããŒã©ãè¡ãªããšããããšã«ãª
ã ïŒ ãµãŒãã¹ã¿ããã³æ°Žæž©ã»ã³ãµã¯ããã€ããªã¹ããŒããã§ã¯ãªãããšã確èªããã.ãã®è°è«ãç®ããã«.ãª
ããžã§ã¯ãã®æœè±¡åã®è°è«ãåçãã.
(8) 枩床ãæ°Žéãè¡šãããªããžã§ã¯ããããã®ã§ã¯ãªãã?
(a) r 倧ãããã®äžã«æž©åºŠãæ°ŽéãããïŒãµãŒãã¹ã¿ãæ°Žæž©ã»ã³ãµã¯ããã has-a ããŠãã .
= >倧ãããšæž©åºŠãæ°Žéã®é¢ä¿ã¯?
(9) ãµãŒãã¹ã¿ãæ°Žéã» ã³ãµã§ã¯ãªãèšæž¬åšãã枩床ãæ°Žéã has-a ããã®ã§ã¯?
(a) r èšæž¬åšãããæ° J ã has-a ããã®ã§ã¯?
(10) r 倧ãããã®äžã«ãæ° J ããèšæž¬åšããã€ãã®ã§ã¯?
以äžã®ãããªæœè±¡åã®è°è«ã«å¯ŸããŠæŽæ°ãšãã話(æœè±¡å)ã¯èšèšã«é¢ä¿ãªãã®ã§ã¯? J. r ãããªãšãããŸ
ã§è«ããŠãããä»äºã«ãªããªã.ã©ãã§æ¢ããã®ã?çµããèªèããå¿ èŠãããããšããæèŠãåºããã .
(11) æ°ãšèšæž¬åšã¯ Ãs-a é¢ä¿ã?ããã§ãªãã®ã?
(12) æ£ãããã©ããã¯å¥ãšããŠïŒå°ãªããšãäžæ®µéã¯æœè±¡åãããŠããã®ã§ . ã ã ããã®ã§ã¯ãªãã?
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Morloka Workshoᅵ Report SeamaU Vol.6, No.8-9-10-11
(13) ãã€ããªã¹ããŒããšããã®ãããã®ã ãã.ã¢ããã°ã¹ããŒããšããã¬ãã«ã®æœè±¡åãå¿ èŠã«ãªãã®
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(a) ããããµãŒãã¹ã¿ãªã©ãšããŸãã€ãªãããªãããã .
(14) r ãã€ããªã¹ããŒãããšããã®ã¯æœè±¡åãããã ã£ãã®ã§ã¯ãªãã?
(15) r ã³ã³ãããŒã©ãã¯å¶åŸ¡ããã ãã ãã.ç¹ã«æ象åã¯ãããªãã®ã§ã¯?
ç¶ããŠïŒãªããžã§ã¯ããã³ã³ãããŒã©ããå¿ èŠãã©ããã®è°è«ãè¡ãªããã . 以äžã®ãããªçºèšãè¡ãªããïŒ
ãã³ã³ãããŒã©ãã¯å¿ èŠã§ãããšããã.
(16) r ã³ã³ãããŒã©ãã¯ãããªãã®ã§ã¯?
(a) å¶åŸ¡åäœã¯ããã€ã¹èªèº«ãç¥ã£ãŠããã®ã§.äžå¿ èŠã§ã¯?
(b) r ã³ã³ãããŒã©ãã¯ãã»ã³ãµ J ããã©ã³ããã®éåã«ãããããªã.
(17) r ã³ã³ãããŒã© J ã¯å¿ èŠ=>ãŸãšã圹ããªããªã£ãŠããŸã
(18) r ã³ã³ãããŒã©ãã¯åãªãäžç¶ç¹.ã ããŸãšã圹ãšããŠã¯å¿ èŠ.
(19) r ã³ã³ãããŒã© J ãäœã£ãŠããã¡ãªããã¯ãã.
(a) å°ãã®å€æŽã§.çš®ã ã®ã³ã³ãããŒã©ãäœããã®ã§ã¯?
3.4 å³æžé€šã·ã¹ãã ã®è§£èª
ããã§éæšããã.åèã®ããã«ãå³æžé€šã·ã¹ãã ãã«ã€ããŠè§£èª¬ãè¡ãªã£ã.以äžã¯ïŒããã«é¢ãã質åã§ãã:
(1)è·å¡ãšå³æžé€šã¯ã€ãªãããªãã®ã?
(2) r ãµãŒãã¹ãããå©çšè J ãããå³æžé€šããžç¶æ¿ãããŠããã®ã?
(3) ã¡ãã»ãŒãžã®éå㯠has-a ã«å¯ŸããŠè¡ãªãããã®ã?
3.5 ãªããžã§ã¿ãé¢ä¿åœã®å®æ
éæšããã®èª¬æãåèã«ïŒãªããžã§ã¯ãé¢ä¿åœã®æ±ºå®ãè¡ãªããã .
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以äžã¯å³ 2 ã«ç€ºããããªããžã§ã¯ãé¢ä¿å³ã«ã€ããŠã®çºèšã§ãã :
(1)ããã§ã¯ã³ã³ãããŒã©ã¯ãã€ããªã¹ããŒãã®æ©èœãã䜿ããªã?
(2) ã¹ã€ãã.ãã«ãçã¯ãå ¥å J r åºåããšããŠåãããã?
(3) ãã€ããªã¹ããŒãããäžã¯è¶£å³ã®åé¡ã§ïŒããã»ã©éèŠã§ã¯ãªã?
(4) 湯éã¯ããŒãçã®çµåãã ããå ¥ããªã?
3.6 ãªããžã§ã¯ãã®å±ç²ãšãµãŒãã¹
ãªããžã§ã¯ãã®å±æ§ãšãµãŒãã¹ã®æ±ºå®ãè¡ãªã£ãŠãã£ã.æ®å¿µãªããæèã®éœåã§ãã¹ãŠã®ãªããžã§ã¯ãã«ã€ããŠã¯ã§ããªãã£ã.
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Morloka Worksbop Report Seamall Vol.6, No.8-9-10ã»11
ãã€ããªã¹ããŒã ç¶æ (1 ïŒ0)
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èšæž¬åšã«ã€ããŠã¯.次ã®ãããªè°è«ãè¡ãªããïŒã«ãã³å ã®å±æ§ã¯åé€ããã.
(1)ãµãŒãã¹ã¿ã枩床ãç¥ã£ãŠããã°èšæž¬åšã¯.ãããç¥ããªããŠãããã ãã .
(2) èšæž¬åšã®å±æ§ã«éãç¯å²ãããã°.ãã®äžã«ã¯ãããªã .
(3) æ°ãèšæž¬åšã§ããã°ïŒãµãŒãã¹ã¿ãæ°Žéã»ã³ãµã¯ïŒãã®æå³(åäœãªã©)ãæã€å¿ èŠããã
ããã§æéåããšãªã.æçµå ±åãè¡ãªãããã®ãŸãšãã®äœæ¥ã«å ¥ã£ã.
4. çµããã«
æåŸã«å ±åè ããã®ææ³ãè¿°ã¹ã . ãŸãïŒåå ã¡ã³ãã®ã»ãšãã©ããªããžã§ã¯ãæåã®æ¹æ³è«ã¯åäœéšã ã£ã
ãããïŒããŒã«ã䜿ã£ãŠäŸé¡ã解ããŠè¡ããšããããã¯.ãªããžã§ã¯ãæåã®å匷äŒãšãã£ãé°å²æ°ã§ãã£ã.
ãã®ãããïŒæåããæåŸãŸã§æ¹æ³è«ã«ç¶ŽããŸããããæãã«ãªã£ãŠããŸã£ã .
ããã.ãã®éçšã§ïŒç¬¬äžç·ã®ãœãããŠã§ã¢æè¡è ã®æ¹ã ãïŒèšèã«ãã£ãŠããã«ã³ããã¥ã±ãŒã·ã§ã³ãè¡ãªã
ããèŠèãããããšãã§ãïŒãããžãèå³æ·±ãã£ã.
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3. CASE Bench ã°ã«ãŒãã®èšè«çµé
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1. CASE Bencb ã«ã€ããŠã®è©³çŽ°ãªè·æ
æž¡éšãããã CASE Bench ã®æäœæ³ã«ã€ããŠã®èª¬æãè¡ããã.ãã®ãã.åå è ãã次ã®ãããªè³ªåã
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(1)éå±€ãé²ãã æç¹ã§ ïŒ äžã®éå±€ãèŠãªããæžãããšã¯ã§ããã®ã?(2) ããã«(ããã»ã¹)ã®æ°ã 10âåãšããããã«å€ããªã£ãŠãããã®ã?
(3) undo ã remove ã®æ©èœã¯ã©ãã?
(4) ããŒã¿ã倧éã«ãªã£ããããªãšãã®æŽçã¯ã©ããªã®ã?
æž¡éšããã®çãã¯. (1)ãš (2) ã«ã€ããŠã¯ Yes. (3) ãš (4) ã«ã€ããŠã¯ No ã§ãã£ã . åå è ã®å€§å¢ã¯ã䜿ã£ãŠã¿ãªããšãŸã äœãšããããªãããšããããšã§ãã£ã .
2. åé¡ã®éžæ
åé¡éžæã«ããã£ãŠ.äœå解ãã?ãŸãïŒã©ã®åé¡ãéžæãããã話ãåããã .ftåã«æž¡éšãããã次ã®ãããªã³ã¡ã³ãããã£ã :
r 2 å解ãã®ã¯æéçã«ãé£ãã.åé¡ã¯å¶åŸ¡ç³»ãšäºåç³»ãšããã. CASE Bench ã¯å¶åŸ¡ç³»ã®åé¡ã«åããŠ
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決å®ãã .
3. é å±å庫åé¡ã®è§£æ
CASE Bench ã䜿ã£ãŠé å±å庫åé¡ã解ãã«ãããïŒããŒã¿ãããŒå³ã䜿ã£ãçµéšè ã 2 人ãšå°ãªãã£ããã ïŒ æž¡éšããããå°ãã³ã¡ã³ãããã ãã :
ã»ããŒã¿ãããŒå³ (DFD) ã«ãããããã»ã¹ãé å±ã®ä»äºã«fJ ãã€ãããã.ã» ããŒã¿ãã·ã¹ãã ã®å éšã®ãã®ãå€éšã®ãã®ãã.åé¡æããèå¥ãã.ã» ããŒã¿ã®åºåãããäžã§.ãŸãã³ã³ãã¯ã¹ãã»ãã€ã¢ã°ã©ã ãäœã.
3 . 1 ããŒã¿ ã®æŽãåºããšåé¡
ãŸãïŒé å±åé¡ã«ãããããŒã¿ã®æŽãåºããš ïŒ ãããã®ããŒã¿ã®ã·ã¹ãã ã«å¯Ÿããå å€ã®åºåãè¡ããã(ãã®æç¹ã§ïŒã·ã¹ãã å察象ç¯å²ã«ã€ããŠãè°è«ããã).æ³åã«ïŒå庫ãžã®åç©ã®å ¥åº«æ å ±ãã©ãããããšãã
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åé¡ãè°è«ãããã.話ããŸãšãŸããïŒãªãŒããŒã®å€§å²¡ããã®æèŠã§ ïŒ åé¡æããå¿ å®ã«ããŒã¿ã®å«¡åºãããã
ãšããããšã«ãªã£ã.åé¡ã§äžããããå³ã§ã¯ããŒã¿äžè¶³ã ãšãã人ããããïŒãšããããããŒã¿ãæžãåºããŠ
è¡ãããšã«ãªã.ãããããèããçµæãæ³åºããã次ã®ããã«ãªã¹ã㢠ã ããã:
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ãã®ãªã¹ãã«å¯Ÿã . ã·ã¹ãã å察象ç¯å²ãèæ ®ããŠé»è©±é£çµ¡ã¯ã©ãããããã®ã? J ãšããåé¡ãåä»
ä¿ã¯åšåº«ã®æç¡ã®ç¶æ³ãææ¡ã管çããå¿ èŠãããããåšåº«ä¿ãå ŒããŠããïŒå庫ä¿ã¯ãã èäœåŽåãããã ã
ã ããšãã£ãæèŠãåºãŠ . é»è©±ã«ã€ããŠã¯åºåº«äŸé Œç²ã«å«ãŸãããšãïŒåä»ä¿ãšå庫ä¿ã®ä»äºã®ç¯å²ã«ã€ããŠã¯
å ã«ãã£ãæèŠã«ããã ã ãããšãšããŠ.話ãé²ãããã .
ãã®ããŒã¿-ãªã¹ãã«å¯ŸãïŒäžå¿ã®åœ¢ãèŠãäžã§ã®ç°¡å㪠DFD ã(ãã¹ãŠã®ããŒã¿ã䜿ã£ãŠ)äœãããšããã
ãšã«ãªã£ã.æž¡éšãããããã®ããæ¹ã«ã€ããŠïŒå ã«ããã«ãåºå®ãããã«ããŒã¿ã®æ¶ããã€ããæ¹æ³ãšïŒããŒ
ã¿ã®æµããèããããã®äº€ç¹ã«ããã«ãã€ããŠè¡ãæ¹æ³ã® 2 éãããããšãã泚æããã£ã .
ããããŠäœããã第 O ããŒãžã§ ã³ã® ïŒ ç°¡å㪠DFD ã«ã€ã㊠. ããŒã¿ã®ç¢ºèªããå«ããŠä»¥äžã®ãããªæèŠãåº
ã :
-å ¥åº«æã®çŽåæžã¯ããŒã¿ã«å ¥ããªããŠãããã®ã?
.çŽåæž=ç©è·ç¥šãšèããŠããã®ã§ã¯ãªãã?
- ã³ã³ãããã©ãã®éšæã§ç®¡çããã?
- ã³ã³ãããžã®ååã®åºãå ¥ãã¯.ã©ã¡ããäžå¿ã«èããã®ã?
.ã³ã³ããäžå¿ã§èããã®ãåé¡ã«å¿ å®ã§ã¯?
- åšåº«ç¢ºèªã¯ååã«ã€ããŠè¡ããã®ã§ã¯ãªãã?
-åä»ä¿ã§åšåº«ç®¡çããªããšç¬ ã³ã³ããéç¥ãåºããªã?
ã» å ¥åº«éç¥ïŒå ¥åº«äŸé Œããªã?
4. ããŒã¿ãããŒãã€ã¢ã°ã©ã (DFD) ã®äœæ
ããŒã¿ã®åæãå®äºãããšããã§.次ã«ããŒã«ã䜿ã€ãŠã®ããŒã¿ãããŒãã€ã¢ã°ã©ã (DFD) ã®äœæãè¡ã£
ã . ãã®éçšã§ã®èšè«ã以äžã«èšã .
4.1 ã³ã³ãã¿ã¹ããã€ã¢ã°ã©ã ã®äœæ
äœæ¥ãå§ããåã«ïŒæž¡éšãããã.ã¬ã€ãã©ã€ã³ã«ã€ããŠ.以äžã®ãããªèª¬æããã£ã:
(a) ãšã¯ã¹ã¿ãŒãã«ã®æ±ºå®:
ãšã¯ã¹ã¿ãŒãã«ã«ååãã€ããŠè¡ã
(b) ããŒã¿ãããŒãæžã :
ããŒã¿ã®æ¶ããæžãå ¥ããŠè¡ã
(c) ããã»ã¹(ããã«)ãå ¥ãã
説æãçµã£ãæç¹ã§ ïŒ ä»¥äžã®ã ã ãªåå è ããã®è³ªåãæèŠãåºã:
(1)ã¬ã€ãã©ã€ã³ã¯ã©ããã£ãŠå®ããã®ã?
(2) ããã»ã¹ã«ãªãååãã€ããªãã®ã?
(3) 0ãå£ã¯ãã®äžã«æžãååã®é·ãã«ãã£ãŠèªåçã«æ¡å€§çž®å°ããŠãããã»ãã䟿å©ã .
æž¡éšããã®åçã¯ä»¥äžã®éã :
(1)å³ãç¹ãäžã§ã®ãããããããèããŠå®ãã .
(2) ãã¡ããååãã€ããããšã¯ã§ãã.ãããïŒç¡çãªååãã€ããšåŸã§æ¯éãåºãã®ã§ ïŒ æ éã«!
ããããŠã§ãããã£ããã³ã³ãã¯ã¹ããã€ã¢ã°ã©ã ã«ã€ããŠã¯ ïŒ äžéå ±ååç § .
4.20 éå±€ã®ãã€ã¢ã°ã©ã ã®äœæ
ãã®æ®µéã§ã¯ ïŒ æåã«æ³åœããã«ãã£ãŠææ¡ããã DFD ãããŒã«ã«ãã£ãŠæžãã ãã§ãã£ã.åå è ããïŒ
ããŒã«ã®äœ¿ãæ¹ã«é¢ããŠã³ã¡ã³ããŸãã¯è³ªåãããã€ãåºã:
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Morloka Workshop Report
(1)ãšãã£ã¿ã§:æç« ãæã£ãåŸ [space] ãå ¥ãããæ¹ã䟿å©ã .
(2) ãšãã£ã¿ã§:ããã»ã¹çã®ååãè±æåã«ããã«ã¯?
(3) ãããªãããŒã«ã䜿ãããšã¯ã§ããªãã£ãã®ã?
(4) ããŒã¿ã¹ãã¢ãã©ã®éå±€ã§æžãã°ããã®ã?
ãããã®è³ªåã«å¯Ÿããæž¡éšããã®åçã¯ä»¥äžã®éã :
(2) è±æåã®ãšãã¯ç¡å€æãéžæãã.
(3) 人æ°çã®ããšãèãïŒããçšåºŠã®å眮ãããã£ãæ¹ããããšèãã.
(4) å¿ èŠãªãšãã«å¿ èŠãªéå±€ã§è¡ãã°ãã .
ã§ãããã£ãã O éå±€ãã€ã¢ã°ã©ã ã«ã€ããŠã¯ïŒäžéå ±ååç §.
4.3 ããŒã¿ãã£ã¯ã·ã§ããªã®äœæ
Seamaã Vol.6, No.8-9-10ã»11
ããŒã¿ãã£ã¯ã·ã§ã㪠(DD) 㯠DFD ã«å¯ŸããŠããŒã¿ãå®çŸ©ã¥ãããã®ã§ïŒããã§ã¯æªå®å°éã®ããŒã¿ã«å¯Ÿã
(ãšãã£ã¿ãçšããŠ)å®çŸ©ã¥ããããŠè¡ã£ã .
äŸ : ã³ã³ãã = ã³ ã³ããçªå· + ..
ãŸã ïŒ æž¡éšãããããããŒã¿ãã£ã¯ã·ã§ããªãæžãã° DFD ã®ééããããã.äžå¿ èŠãªããªããã£ããåã
ã ã ãšããã³ã¡ã³ãããã£ã . åå è ã®çåã¯æ¬¡ã®ãããªãã®ã§ãã£ã:
. DD ã§ã®å ¥åã DFD ã§ã®éå±€åã«åœ±é¿ãããã®ã?
-äŸé Œè åç°¿ã¯äœ? ãŸãïŒäŸé Œè ã® Tel No. ã¯?
ãããŸã§ã®è°è«ãšäœæ¥ã«ãã£ãŠ DFD ããã³ DD ãäžå¿ã®å®æãã¿ã . äžéå ±åã§ã¯ïŒãããã®å 容ã«ã€ã
ãŠã®å ±åãè¡ã£ã.
5. ããŒã¿ãããŒãã€ã¢ã°ã©ã ã®åèšèš
åå è ããäžéå ±åã«ããã DFD ã«äžæºè¶³ã®å£°ãå€ãã£ããã.åèšèšãè¡ãããšãšãªã£ã.ããã«ããã
ãŠ ïŒ æž¡éšãããã次ã®ãããªæ³šæç¹ãäžãããã :
-ããŒã¿ã¹ãã¢ã®äœçœ®ç¢ºèª .
- ããŒã¿ããŒã¹ãšãã¡ã€ã«ã®åºå¥ãã£ãããš .
. ãµãã·ã¹ãã åããããªãã£ã .
-åºæ¬çã«ã¯ããŒã¿ã®æ¶ããæžãïŒãã®æ¥çå€ãšããŠããã«ãèãã .
.ããŒã¿ã®æŽç .
ã» ããã»ã¹ã®ååã®ç¢ºèª.
æž¡éšããã®ã³ã¡ã³ãã®åŸã§èšè«ãå§ãŸãïŒäžéå ±åã®å 容ã«ã€ã㊠. 以äžã®ãããªçåç¹ãããããã :
(1)第 O éå±€ã®ããã»ã¹ã¯æšæ¥ã® 3 ã€ã§ããã?
(2) ãããå€ãããšã³ ã³ãã¯ã¹ããã€ã¢ã°ã©ã ã¯ã©ãå€åããã?
(3) æ©èœãšããŒã¿ã®é¢ä¿ãäžæçã§ã¯?
(3) ãåããŠïŒæž¡éšãããã ER ã¢ãã« l ã®èª¬æããã£ã . rER ã¢ãã« l ã«ã€ããŠã®æ€èšã¯åŸã»ã©ããšãã
ããšã§ãã£ãã . åå è ã®é¢å¿ã¯åŒ·ã ïŒ ãããããªæèŠãåºãå®éã«äœãããšãããšã .ER ã¢ãã« 1 ã¯ãã
ã«ã§ãããã®ãªã®ã?ã ãã«ã§ãããã®ãªããã£ãŠã¿ããããšãã声ãã£ã.ããã«å¯Ÿãã枡蟺ããã®è¿çã¯æ¬¡
ã®éã :
ã ãµã€ã㯠ER ã¢ãã« l ãã DFD ãäœã.ããããã®ãã€ã¢ã°ã©ã 㯠. ER ã§ã»ããšã¢ãã«ãã ãããè¿
ããã®ã«ãªã.ããŒã¿ããŒã¹ã ER ã¢ãã«ã«çœ®ãããã©ãããåé¡ã§ã.çããé ã®äžã§ã¯ãã£ãŠããã®
㧠ãããã.ãããå®éã«ãã£ãŠããã®ã¯å€§å€ã§ãã J
ãããããããšãã®çµæ . ãªãŒãã®å€§å²¡ãããrCASE ããŒã«ã䜿ãäžã§ã¯ãããã£ãäœæ¥ãäžçªå€§åãšæã
ã®ã§ . 倧å€ã ãã©ïŒããŒã¿ã ER å³ã§æ£èŠåããŠè¡ããŸãããããšäž»åŒµãïŒæž¡éšããã rERD ã®ã»ãã¯å€§å²¡ã
ããäžå¿ã«æšæ¥ã®ããŒã¿ã 㣠ã¯ã·ã§ããã§äžå¿ãããŸããã.ãšã³ãã£ã 㣠ã®é¢ä¿ã¥ãããã£ããã€ã㊠ER
ã¢ãã«ãå®æã§ããã°äžçªããããšã ã ããšã§. DFD ãš ER ã¢ãã«ã® 2 ã°ã«ãŒãã«å¥ããŠäœæ¥ãå§ãã .
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5 . 1 ã³ã³ãã¯ã¹ããã€ã¢ã°ã©ã ã®æ€èš
ã³ã³ãã¯ã¹ããã€ã¢ã°ã©ã ã«ã€ããŠã¯.ãã¹ãŠã®åå è ã®æèŠãšããŠäžéå ±åæã® C!DFD C ONTEXT ã§ã ãããããã®ã§ã¯ãšããããšã§ãã£ããïŒäžã®éå±€ãæ€èšããŠè¡ãäžã§å°ãå€åããã£ã.
5.2 0 éå±€ãã€ã¢ã°ã©ã ã®æ€èš
0 éå±€ã«ã€ããŠã¯ïŒäžéå ±åæã® C!DFD 0 ã«é¢ããèšè«ãšããŠ.以äžã®ãããªè©±åããè¡ããã:
(1)åšåº«äžè¶³ãªã¹ãã¯ååãã ããªã .
(2) æ°ãã O éå±€ãäœãäžã§ããã«ã¯ 2 åã§ã¯ãªãã?
(3) å ¥åº«ãšåºåº«ã管çããããã«ããã 1 åå¿ èŠãªæ°ãããã?
(4) å ¥åº«ã®ã»ãã¯ãã以äžåããŠãä»æ¹ããªãã®ã§ã¯ãªãã?
ãã®ãããªè°è«ã®æ«. 0 é局㮠DFD ã¯å ¥åº«ã®åä»ãšåºåº«ã®åä»ã ãããããã»ã¹ã 2 åãšãªã£ã.ã§ãã
DFD ã«ã€ã㊠1 åã®ããã«ããåºå ¥ãããããŒã¿ãããŒãå€ãããã ãšã ãããšã§ãã£ãã.ãšãããã ïŒ
ããŒã«ã«ãã DFD ã®äœæãšãªã£ã.
ããã§ïŒãŸãæž¡éšãããããããã§ïŒããã»ã¹ã®ååãèããŠããã®ã倧åã§ã.äžã®éå±€ã®åãæ¹ãé©åã§
ãªããšäžã§ã¯å°é£ã«ãªã£ãŠããŸããããšã³ã¡ã³ãããã£ã.
ãŸãïŒåå è ã®è°è«ã¯æ¬¡ã®éã:
(1)çªå£ã®åä»ãè¡ãªãããã»ã¹ãäœã€ãŠã¯ã©ãã?ããããã° 1 åã®ããã»ã¹ã®åããããŒã¿ããžã.
(2) ååŒå ããã® . ããã€ãã®ããŒã¿ãçªå£ã«ãã£ãŠããã®ã¯ããããã®ã§ïŒåãé€ããã»ãããã.
(3) åå管çã®ããã»ã¹ãšçªå£ã®ããã»ã¹ã§ã¯ïŒåºåº«åœä»€ãšãäžè¶³å ±åãããã¯ãã .
(4) ããŒã¿ã®ååã ãã®åç §ãïŒæ·±ãå±æ§ã®ããåç §ãïŒã確èªããŠã¿ãŠã¯ã©ãã?
(5) ããŒã¿ã¹ãã¢ã®ååŒå ãšäŸé Œè å簿㯠. 0 éå±€ã§ã¯ã ããªã. 1 éå±€ã§å¿ èŠãªã®ã§ã¯ãªãã?ãã®çµ
æïŒããŒã¿ã¹ãã¢ã®ååŒå ãšäŸé Œè åç°¿ã¯ç¬¬ 1 éå±€ã«ç§»ãããšã«ãªã£ã)
åå è ããã®ããŒã«ã«é¢ãã質åã¯æ¬¡ãšãã ã»
(1)å šäœã®ãã©ã€ããªã®ç¶æ³ãèŠãæ¹æ³ã¯ãªãã®ã?
(2) ããªã³ã¿ãžã®åºåãå°ã匱ãã®ã§ã¯ãªãã?
ããã«å¯Ÿããæž¡éšããå»åçã¯ä»¥äžã®éãã§ãã£ã:
(1) WINDOW ããã«ãã«åã£ãŠèŠããããªã.
(2) ã·ã§ã«ã³ãã³ãã§ãããããªã.
ãã®æç¹ã§ïŒå³ 1 ããã³å³ 2 ã®ãã㪠DFD ãäžå¿å®æãã .
ãããã® DFD ã«å¯ŸããŠæ¬¡ã®ãããªæ€èšãè¡ããã:
(1)å³ 1 ã®"åºåº«åä»"ããã«ã¯ïŒçªå£æ¥åãšåå管çã® 2 ã€ã«åãããã© ãã?
(2) ããã ãšå³ 2 ã¯å¥ã«ãããªããªãã.. .. ?
åšåº«ãã¡ã€ã«
åœ 1 CIDFD 0 ãŒé å±å庫ä¹å ¥åºåº«ã確èªãã
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åºåº«äŸè¯ã
äŸé Œè åç°¿
åšåº«ãã¡ã€ã«
åœ 2 CIDFD 1 äžåºåº«ã®åä»ããã
æ€èšã®æ« ïŒ å³ 1 ãå³ 3 ã«å€æŽããããšãšãªã£ã.
åºåº«ï¿¡
Â¥J åšåº«ãã¡ã€ã«
åœ 2 CIDFD 1 äžåºåº«ã®åä»ããã
ãã®æç¹ã§æž¡éšããããå³ 3 ã®"åå管ç"ããã«ã¯.ãã£ãšéå±€ãã€ããŠåããæ¹ãããããšããã³ã¡ã³
ãããã£ã.ããã«ã€ããŠè©±ããã£ãŠãããã¡ã«ïŒè°è«ãè¡ãè©°ãŸãïŒããŒã«ãé¢ããŠïŒå³ 3 ã«ã€ããŠå šå¡ã§æ€
èšãã.次ã®ãããªæèŠãåºã:
(1)åºåº«æ瀺ã«ïŒç©ºã³ã³ããæ瀺ãç¥ããããã¥ã¢ã³ã¹ã®ç©ºã³ã³ããæ¬åºããŒã¯ãããã®ã§ïŒç©ºã³ã³ããéç¥ã¯ãããªãã®ã§ã¯ãªãã?
(2) ãããã«ããã¯ããã .
(3) "å ¥åº«åä»"ããã«ã«åå管ç"ããã«ãžã®ã€ã³ã¿ãŒãã§ãŒã¹ããªãã®ã¯ïŒåé¡ã®ä»æ§ã«åãããããª
æ°ããã . ããã§ã¯å ¥åº«ããããšã®ã㧠ã ã¯ãæããŠãã .
(4) åšåº«ãã¡ã€ã«ã¯åºåº«ãªã¹ããå«ãã§ããã®ã§ã¯?
(5) åšåº«ãã¡ã€ã«ã«ã¯"åå管ç"ã§å¯Ÿå¿ã§ããã®ã§å ¥åº«åä»"ããã®ã¢ã¯ã»ã¹ã¯ãããªãã®ã§ã¯?
(6) ãã®ã¢ã¯ã»ã¹ãæ¶ããšå ¥åº«åä»ã®ä»äºã¯ã»ãšãã©ãªããªã.ãããïŒå ¥åº«åä»ãéèŠãããšåå管çã®
ä»äºããžã£ãŠã㟠ã .
(7) 2 ã€ã®ããã«ãçµ±åããŠã¯?
(8) 1 çµã®å ¥åºåº«ãããã« 1 åã§å¯Ÿå¿ãããšããã®ã¯ã¡ãã£ãšã©ãã? 2 ã€ã®ããã«ãçµ±åãããšïŒãã®ã
ãã«ã®ä»äºãèšå€§ã«ãªããåšåº«ååãããã? J ã©ãã客ããã®åãåããã«å¯ŸããŠ ïŒ äœãããã€ã
ãããããããªããšã ããªã®ã§ã¯ ? 客ã®äŸé ŒããŠããååããªãã£ããšãïŒãããããã«æ©ãçšæã
ãŠåºãããèããããšãå¿ èŠãªã®ã§ã¯ãªãã?
(9) ãã®æ®µéã§ã¯ 2 ã€ã®ã®ããã«ãçµ±åããŠãã.äžã®éå±€ã§åããŠã¯ã©ãã?
ããããèšè«ã®çµæ.çµå± 2 ã€ã®ã®ããã«ãçµ±åããããšã«ãªã£ã .
(10) 0 éå±€ã«ãããŠïŒããã»ã¹ã®ååãã©ã®ã¬ãã«ãŸã§ç¢ºå®ãããã®ã«ããã®ã?ããšãã°ïŒå ¥ååºåç³»ã®
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6.
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(3) ã©ã®çšåºŠãŸã§è©³çŽ°ãæžãã°ããã®ã?
(4) ããŒã¿ãããŒã®æ°ã ãç·ãæžããªããã°ãªããªãã®ã?
.ããŒã«ã®å©çšæ³ã«é¢ãããã®
(1) StP ã§ã¯ã³ ã³ ãããŒã«ãæžããªãã®ã?
4.2 ããŒã¿ãããŒãã€ã¢ã°ã©ã ã®äœæ
ããããŠäœæãããã³ã³ããã¹ããã€ã¢ã°ã©ã ãããšã«ïŒæ¬¡ã«ããŒã¿ãããŒãã€ã¢ã°ã©ã ãäœæãã . ãã®æ
以äžã®ãããªçåç¹ãåºã:
(1) 5 çš®é¡ã®æ©èœèŠæ±ãããã§åå²ããŠåŠçãã¹ããªã®ã?
(2) æ¬ã«é¢ããããŒã¿ããŒã¹ãã¡ã€ã«ãå¿ èŠã«ãªãã®ã§ã¯ãªãã ?
(3)( å©çšè ãã©ããã®å€å®ãè¡ãªãããã«)ãŠãŒã¶åãã¡ã€ã«ãå¿ èŠã§ã¯ãªãã?
(4) åºåã¯ãªã¹ãã ãã§ããã®ã ?
(5) å©çšè å±¥æŽããšã£ãŠã ã å¿ èŠãããã®ã§ã¯ãªãã?
(1)ã«é¢ããŠã¯ïŒããã«äžã®ããã«ã§åŠçããããšã§åæãåŸããã.ãŸã. (3) ã«ã€ããŠã¯.ãŠãŒã¶åãã¡ã€
ã«ãšããæŠå¿µãå°å ¥ããããšã«ãã£ãŠïŒããã«ä»¥äžã®ãããªææ¡ããªããã .
- å©çšè ã®çš®é¡ã«ãã£ãŠïŒã§ããããšã«åºå¥ãã€ããã°ããã®ã§ã¯ãªãã?
- ãŠãŒã¶åãã¡ã€ã«ãçšæã ïŒ ããã«åŸã£ãŠãŠãŒã¶ãè·å¡ãå©çšè ãã®å€æãããããã«ãå é ã«å ¥ããŠã¯
ã©ãã?
ãã®ææ¡ãæŽçãïŒãŠãŒã¶åãã¡ã€ã«ãå°å ¥ããäžã§ïŒä»¥äžã®ãããªçåãçãã.
- ãŠãŒã¶å (ID) ã®ç»é²ã«é¢ãããã®
(1) ãŠãŒã¶å (ID) ã¯ã©ãã§ç»é²ãããã®ã?ãããšã ID ã®ãªã人ã¯ããªããšä»®å®ããã®ã?
(2) ç»é²ç³»ã¯å¥ã«ãããšä»®å®ããã®ã?
-ãŠãŒã¶åãã¡ã€ã«ã®å 容ã«é¢ãããã®
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(1)ãŠãŒã¶ ID ãšååã®äž¡æ¹ã®é ç®ãå¿ èŠãªã®ã?
.ãŠãŒã¶åãã¡ã€ã«ã®å©çšç®çã«é¢ãããã®
(1)ãŠãŒã¶åãã¡ã€ã«ã¯å©çšè ãšè·å¡ã®åºå¥ã«äœ¿ãã®ã?ãããšã.ãã®ãŠãŒã¶ããã®ã·ã¹ãã ã䜿ã
ãã䜿ããªããã®åºå¥ã«äœ¿ãã®ã?
ãã¡ã€ã«ãå°å ¥ãããšæ±ºå®ããäžã§ïŒä»¥äžã®ãããªçåãåºããã:
. SA/SD ã«ããããã¡ã€ã«ã®çŽãã«é¢ãããã®
(1)ãã¡ã€ã«ã®åç §ç³»ãšæžèŸŒç³»ã¯ 1 ã€ã«ãŸãšããã®ã ?
(2) åããã¡ã€ã«ã¯ 1 ã€ã«ããæ¹ãããã®ã?
-ä»åã®åé¡ã«äŸåãããã®
(1)èŠæ± 3 ã¯ãã¹ã¿ãã¡ã€ã«ã§.èŠæ± 4 ïŒ 5 ã¯å¥ã®ãã¡ã€ã«ã§åŠçããæ¹ãããã®ã§ã¯ãªãã?
(2) 1 ã€ã®ããŒã¿ããŒã¹ã§å šéšã®åŠçãã§ããã®ã§ã¯ãªãã?
(3) æ€çŽ¢ã®ããŒã¯ã©ãã§ã䜿ããããã«ããæ¹ãããã®ã§ã¯ãªãã ?
(4) èŠæ± 1 ãš 2 ã®åŠçã¯åããŠãã£ãæ¹ãããã®ã§ã¯ãªãã?
(5) èŠæ± 3 ïŒ 4 ïŒ 5 ã¯ããŒã¿ããŒã¹ã®ã§ãæ¹ã«äŸåããã®ã§ã¯ãªãã?
ããããŠããŒã¿ãããŒãã€ã¢ã°ã©ã ãäœæããŠãã£ãã.ãã®æç¹ã§èŠæ± 3 ïŒ 4 , 5 ãåŠçããããã«ã 1 ã€
ã®ãã®ã«ãªã£ãŠãã.èŠæ± 3 ïŒ 4 ïŒ 5 ã¯ãã䌌ãŠãããã.ãã®æç¹ã§ã¯ 1 ã€ã«ãŸãšãïŒäžã®ã¬ãã«ã§åå²ãã
ã°ããïŒãšèããããã§ãã.
ããã«åºå㯠1 ã®çµæ +2 ã®çµæ+ 3 , 4 , 5 ã®çµæãšãªãããšããããšã§å šå¡ã®åæãåŸããããïŒã
ãã§è»åãããããã©ã³ã¶ã¯ã·ã§ã³ã«å¯ŸããŠïŒ 3 çš®é¡ã®å¥ã®åºåãäœãå ŽåïŒã³ã³ããã¹ããã€ã¢ã°ã©ã ã®æ
ç¹ã㧠3 çš®é¡åºåãããããã«ãã¹ãã§ããããšããã³ã¡ã³ããåãã .
ããã§ããäžåºŠã³ã³ããã¹ããã€ã¢ã°ã©ã ã«æ»ãïŒåºåéšåã«ã€ããŠè©³çŽ°ã«æžããªããã.ãã®ãããªã¬ãã«
ã®äžäžèã®ããã¯ãã©ãã¯ã¯é »ç¹ã«èµ·ãããã®ãªã®ãïŒãšããçåãåºããããïŒããã«å¯Ÿããè»åããã®çã¯ïŒ
ãäžããäžãžãšïŒããŒã¿æ§é ããèããæ¹æ³ãããããšããããšã§ãã£ã.
ãŸãããã«ãåãã现ããã®åºæºã¯? J ãšãã質åãåºãããã.ããã¯ãæ©èœãããçšåºŠãŸãšãŸã£ãŠãã
ã° 1 ã€ã«ãã J ãšããçã§ãã£ã.
4.3 ããŒã¿æ§é ã®äœæ
ããŒã¿ãããŒãã€ã¢ã°ã©ã ãäžå¿å®æããæç¹ã§ïŒããŒã¿æ§é ãäœæããããšã«ãªã£ã.ãã®æç¹ã§åé¡ã«
ãªã£ãã®ã¯ïŒæ¬¡ã®ç¹ã§ãã:
(1)貞åºã»è¿åŽã¯ã©ããã£ãŠå ¥åãããã®ã?ããšãã°ïŒ 1 ã€ã®èŠæ±ãå ¥åãããŠããæ¬ã®ååãå ¥åãã
ãã®ãïŒãããšãåæã«å ¥åãããã®ã?
ãããïŒããŒã¿æ§é ã®å®çŸ©ãå®æããªããã¡ã«ïŒ A ã°ã«ãŒããšã®æã¡åããã®æéã«ãªã£ãŠããŸã£ã.
5. äžéå ±åãžåããŠã®è©±ãåã
ããã§ïŒ A ïŒB äž¡ã°ã«ãŒããéãŸã£ãŠïŒãããŸã§ã®ããããã®ææããäºãã«çºè¡šããã£ã.
5.1 A ã°ã«ãŒãã®çºè¡š
ã³ã³ããã¹ããã€ã¢ã°ã©ã
ã» ããã»ã¹ã¯ 1 〠.
-å€éšãšã³ãã£ãã£ã¯è·å¡ãšå©çšè ã® 2 ã€.
-ããŒã¿ã®ç·ã®æ¬æ°ã¯ïŒæåã¯åããŒã¿ããšã« 1 æ¬ãã€ã«ããŠãããïŒç·ãããããã«ãªãããšãé¿ããŠïŒ 1
ãŸãšãŸãã«ãã .
ããŒã¿ãããŒãã€ã¢ã°ã©ã O
-ããŒã¿ã 1 ãŸãšãŸãã«ããã®ã§ïŒãŸããã®ããŒã¿ããµããããããã»ã¹(ããã«)ãæ¿å ¥ãã.
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5.
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6.
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ä»åŸã®äœæ¥
- ããŒã¿ã®èšèšãè¡ãªã .
5.2 B ã°ã«ãŒãã®çºè¡š
ã³ã³ããã¹ããã€ã¢ã°ã©ã
ã» ããã»ã¹ã¯ 1 ã€.
SeamaU Vol.6, No.8-9-10-11
- å€éšãšã³ãã£ãã£ã¯æåå©çšè ãšè·å¡ã® 2 ã€ã«ãããŠãããïŒåŸã§ 1 ã€ã«ãŸãšãã.
ã»å ¥å㯠1 æ¬ïŒåºåã¯çš®é¡ããšã«åãã§ãã.
-èŠæ± 1 㯠1 ã€ã®å ¥åã§ãããïŒããã«åããå¿ èŠããã ?
-èŠæ± 3 ïŒ 4 ïŒ 5 ã«å¯ŸããŠã¯å ¥åã 1 æ¬ã§ããã ïŒ åããå¿ èŠããã?
ããŒã¿ãããŒãã€ã¢ã°ã©ã O
-å©çšè ã®å€æçšã®ããã»ã¹ããã³ããŒã¿ããŒã¹ãçšæãã.
ããŒã¿ããŒã¹ã®æ€çŽ¢ã¯.ãã®å 容ã§ããã£ãŠããã¯ãã ã.ã©ããã圢ã«ããã?
( id ïŒåé¡ïŒäœè ïŒ ååïŒ user_id ,... . )
- åºåã¯ããããã®ããã»ã¹ã ãè¡ãªããã .
ããŒã¿å®çŸ©
- å°ãé²ããŠããç¶æ .
5.3. ã°ã«ãŒãå šäœã§ã®èšè«
ãŸãïŒä»åŸã®æ¹éãšããŠãä»ã®ãŸãŸã§è¡ããïŒ A.B ãäžæ¬åããã? J ãšããåé¡ããã£ã . ããã«ã€ããŠã¯ïŒ
ã ããŒã¿ãããŒãã€ã¢ã°ã©ã O ããããŸã§ã¯ãäºãã«åæãããã®ãäœã£ãŠïŒãã®åŸãŸãæ åœã決ããŠåããã
æ¹ãããããããããããªã J ãšããæèŠããã ïŒ çµå±ããããã®ãããšãããåžåããŠïŒ 1 ã€ã«ããããšã«ãªã£ã
ãã ãïŒ 2 ã€ã®ã«ãŒãã®æ確ãªé£ããšããŠäžè¬å©çšè ãšè·å¡ã¯åããã¹ãã ? J ãšããåé¡ãããã§ãè°è«
ãããäžè¬å©çšè ãšé€å¡ã¯ã·ã¹ãã ã䜿ãäžã§ã¯åã J ãšããæèŠããã£ãã ïŒ è»åããã«ãè·å¡ã ãã«è¿ã
å€ã¯ã©ããã§èŠããŠããå¿ èŠãããïŒé¢åãããããªãããšããã³ã¡ã³ããåããå©çšè ãšè·å¡ãåããçç±
ã¯ã€ããšãã質åã«å¯ŸããŠã¯ãã®æ¹ãçŽ çŽã ããããšããæèŠããã£ã.ãïŒçµå±rB ã°ã«ãŒãã®ããŒã¿ãããŒ
ãã€ã¢ã°ã©ã O ã¯ïŒ A ã°ã«ãŒãã®ããŒã¿ãããŒãã€ã¢ã°ã©ã 1 ã«å ¥ãã ããããšããæèŠãåºã段éã§ïŒäžéçºè¡šã®æéãšãªã£ã.
6. SA/SD ã«å¯Ÿããã³ã¡ã³ã(1)ãšè³ªç
äžéå ±åäŒã®åŸ.æ¡äºããããããã« SA/SD æ¹æ³è«ã«é¢ãã次ã®ã ã㪠ã³ã¡ ã³ ããã ã£ã :
çšœé åã®ãã€ã³ã
. 1 æã®å³ã§ãããã ã ã«ããããš.
-ååã®ã€ãæ¹ã¯ããŸãæœè±¡çãªãã®ã«ããªã(å 容ãé£æ³ã§ããããã«).
.åšå²ããã®ç¢å°ã¯å°ãªãæ¹ããã .
-ç¡çããŠãŸãšããããšã¯ããªãããš .
ããã« ïŒ ãããŸã§ã®äœæ¥ãéããŠïŒä»¥äžã®ãã㪠Q&A ãæ¡äºãããš StP ã°ã«ãŒãã®ã¡ã³ããŒã®éã§è¡ãªããã .
質å 1: StP ã¯ä»ã®ãšããã¯ãŒãããšåãããã .æãããã§ãã¯ããæ©èœãªã©ã¯ããã®ã?
åç 1: ååã®ãªããããŒã¯å®äœãããã£ãŠããªãããšãå€ãïŒå ¥åºåãããŒããããã©ããããã§ãã¯ã³
ãã³ãããã.ãŸãèªåã§ããŒã¿èŸæžç»é²ãè¡ãªã ïŒ ãã®åŸã㧠ã ã¯ãèµ·åãã.ãã§ãã¯å 容ãšããŠã¯ã»
(i) äžã®éå±€ãšå ¥åºã«ã®æ°ãåãã ?
(ii) å³èªäœã®ã·ã³ã¿ãã¯ã¹ã®ãã§ãã¯(ãããŒã®äžèº«ã®å®çŸ©ãå«ã)
(iii) å³ãšããŒã¿èŸæžã®æ¥ä»ã®ã㧠ãã¯
質å 2: ER å³ã®ã㧠ãã¯ã¯?
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åç 2ã»ã§ãã.ãã ãããŒã¿èŸæžã¯äœãããš
質å 3: ããã»ã¹ãèŠããªããšæžããªãå³ãããã . .. ?
åç 3: å ¥åãšåºåããïŒã©ãããããã»ã¹ãå¿ èŠããèãã.
質å 4: ä»åã®ã·ã¹ãã 㯠DB ã®æžãæãã«ãªãã...?
åç 4: DB ã¯ãŠãŒã¶ã«èŠããå¿ èŠããªã.
質å 5 : ããŒã¿ãããŒã¯ã©ããŸã§è©³ããæžãã®ã?
åç 5ã»ãäœããããã®ã? JããïŒã©ããŸã§å¿ èŠããããã . 泚æããªããã°ãªããªãããšãšã㊠. How ã
ãªãã¹ãæžããªãããš
質å 6ã»ããŒã¿ãããŒãããœãŒã¹ã³ãŒããæžãããã.. . ?
åç 6: ãã£ãŠã¯ãããªã 1
質å 7: DB çãæåã«æ±ºãŸ ã£ãŠããå Žåã¯?
åç 7: ãŸã DB ã¯èããïŒèŠæ±å®çŸ©ããã.
(i) çŸç¶èª¿æ»:ããŒã¿ãããŒå³äœæ.
(ii) å¶çŽã®æé€ïŒããã¿ããšã . è«èšŒã¢ãã«äœæ.
(iii)ããããäœãã·ã¹ãã ãäœããããŒã¿ãããŒå³ãž.
(iv) ç©ççãªããšãèããã¢ãžã¥ãŒã«ãäœã(ç©çã¢ãã«).代æ¿æ¡ãäœã£ãŠçŸç¶ãšã®ãããããèã
ã.
質å 8: å®çŸãããŠããªããå¿ èŠãªãã§ãã¯ã¯?
åç 8' 'æå³ã®ãã§ãã¯ã¯ã§ããŠããªã.ããã«ã®äžã§ãšãã§ããªãããšãããŠããŠãïŒå€ããã£ãŠããã°
äœãããªã.ãŸãïŒ å®çŸå¯èœæ§ã®ã㧠ãã¯ãã§ã㊠ããªã.
質å 9ã»( StP ã®æ©èœãšããŠ)è€æ°ã®ããã»ã¹ããŸãšã㊠1 ã€äžã®ã¬ãã«ãžããšããã?
åç 9: ç¡ç.ãã ãïŒãããã¡ã䜿ã£ãã«ãã&ãºãŒã¹ãã¯ã§ãã.
質å 10: ãã¯ããããã°äŸ¿å©ã§ã¯?
åç 10: ããŸããã£ãåäœããã¯ãå®çŸ©ããŠãã.ç°¡åãªæ©èœãæäŸãïŒãããçµã¿åããããšäŸ¿å©ã«ãª
ããã?
質å 11: ã¬ãã«ã®äžã®ãã®ããäžãžã¯çµæãåæ ã§ãããïŒäžããäžãžã¯?
åç 11: ããŒã«ã®åºæ¬å§¿å¢ãšããŠïŒ
(i)äžããäžãž
(ii) åæã«ãªãããªã
ãšãããã®ããã.äžäžã©ã¡ããæ£ãããã¯ïŒããŒã«ã¯å€æã§ããªã.
ããã«.æ¡äºãããã以äžã®ãããªã³ã¡ã³ãããã£ã:
ä»ãŸã§ã¯äžæ°ã«ç©çã¢ãã«ãæžããŠãã.ããã§ã¯ãã·ã³ãå€ãããšã€ããŠè¡ããªã . 確ãã« SA/SD ã§ã¯ïŒ
åæã®æèãä»ãŸã§ã® 3~4 åã«ãªã£ãŠãããïŒææ»ããçããããŠããåã ãïŒå šäœã§èŠããšççž®åã§ããŠã
ãã¯ãã§ãã.ãŸãïŒããŒã«ã®ã¡ãªããã¯åå©çšãæ€çŽ¢ãæ¯åªãããšããã«ãã.
ããããŠã°ã«ãŒãèšè« 1 æ¥ç®ã¯çµãã£ã.
7. SA/SD ä»å¯Ÿããã³ã¡ã³ã (2)
ã°ã«ãŒãèšè« 2 æ¥ç®ã¯.ãŸãå šäœã®æ¹éãšããŠïŒåæ¥ã®çµæã 1 ã€ã«ãŸãšãïŒããããåæ ããŠä»åŸã®äœæ¥ã
è¡ãªããšããæ¹éã決å®ãã.ããããã®äœæ¥ã«å¯ŸãïŒè»åãããšæ¡äºããããïŒä»¥äžã®ãããªçš®ã ã®ã³ã¡ã³ã
ããã£ãã»
ããã«ïŒããŒã¿ãããŒïŒãã¡ã€ã«ã«ã€ããååã«ã¯ïŒããããã®å€æåºæºããã.ããã¯èŠãæãçŽã
æã«å 容ãç解ã§ããã? J ãšããããšã§ãã.
ããããããã«ã¯ïŒäœãåŠçãããã®ãåºæ¬ã§ãã.ã ããåŠçããããšããååã®ããã«ã¯.å ·äœç
ã«äœãããã®ããäžæã§ãã . ã ããããã«åãšããŠã¯äœãäœããããšããååãæãŸããåŠçãã J
ããæ±ãããšããååã¯æãŸãããªã.åæ§ã«åããšã£ãããŒã¿ããã¡ã€ã«ãžæžã J ãšããã®ãããŒ
ã¿ããšæžããŠã¯ãããïŒå 容ãäžæãªããïŒæå³ããªã
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ããã§å®éã«äœæ¥ãè¡ãªãäžã§ïŒãŸãã㌠ã¿ãããŒããå ·äœçã«èããŠè¡ãã¹ãã§ãã.ããŒã¿ã®äžèº«
(åå ïŒ æ¬ã® ID. .. .) ãäœã?ãšããããšã«ã€ããŠïŒãã®å¡ãã€ã¡ ãŒãžããããšã倧åã§ãã . åæ§ã«ïŒè²žåºÂ
è¿åŽãå ·äœçã«ã©ããããã®ããããããã«ããå¿ èŠããã.ããããããšã§ïŒããŒã¿ãããŒãã€ã¢ã°ã©
ã ã«ã€ããŠå ±éã®æŠå¿µãçãŸã ïŒ ããšãã°æ¬ã管çããã«ã¯ã©ãããæ å ±ãå¿ èŠãã€ããªã©ã®è°è«ãè¡ãª
ãããšãã§ãã .
質å:ååãã€ããããªããã°.çŸ åã§ãããã®ã?
ç:ãã.
ãã¡ã€ã«ã®ååã«é¢ãã§ãåãããšããããããŒã¿ããŒã¹ J ãšãæ¬æ£çŸ€ J ãšããååãäžé©ã§ãã
ããŒã¿ããŒã¹ã®é ç®ã«ã¯ïŒèè åãªã©ãå«ãŸããŠããããšãããããããªååãã€ããå¿ èŠããã.ãŸãïŒ
ãæ¬æ¬çŸ€ããšããååãã€ãããšïŒå®éã®æ¬æ£ã®ã€ã¡ ãŒãžãæãåºããŠããŸãïŒå®éã«æ¬ããããšãããŠãã
ãã®ã€ã¡ ãŒãžãæãããŠããŸã . ããã¯èª€è§£ãçããããåå ãšãªã.ã ãã ïŒ æ¬ã®å±æ§ãèšé²ããŠãã
ã®ãïŒãããšãæç¡ã ããèšé²ããŠããã®ãïŒãããã¯äž¡æ¹èšé²ããŠããã®ããã¯ã£ãããããããªååã¥
ããå¿ èŠã§ãã .
ããããïŒã㌠ã¿ãããŒãã€ã¢ã°ã©ã ãæžãäžã§äžçªãããããéèŠãªã®ã¯ïŒååã¥ãã®äœæ¥ã§ãã.ã
ããæ éã«è¡ãªãããšã§ïŒãŠãŒã¶èŠæ±ãåæ ãããããšãã§ãã.æ¬æ¥ ïŒ ããŒã¿ãããŒãã€ã¢ã°ã©ã 㯠.
ãŠãŒã¶ã»åæè é£ã®çžäºç解ã®ããã®ææ³ã§ããïŒä»æ§æžäœãã§ããã . ãããã£ãŠïŒãŠãŒã¶ãç解ã§ãã
ããã«äœæããããšã§ïŒææ»ããæžããããšãã§ãã.
8. äžã°ã«ãŒãã®äœæ¥ã®å¯Ÿå¿ã¥ã
çµå±.ååã¥ããå«ããŠäœæ¥ããããªããããšã«ãªã£ã.ã³ã³ããã¹ããã€ã¢ã°ã©ã ã§ã¯.ã·ã¹ãã ã®æ±
ãç¯å²ã(ã€ã¡ãŒãžãšããŠ)決ããŠããããšãéèŠã§ããïŒãšããæ¡äºããã®ã³ã¡ã³ãã«å¯ŸãïŒäž¡ã°ã«ãŒã
ã®ã³ã³ããã¹ããã€ã¢ã°ã©ã ã¯è¡šçŸãé£ãã ãã§ããïŒãšããããšã§åæãåŸããã .
ãŸãïŒã㌠ã¿ãããŒãã€ã¢ã°ã©ã O ã«é¢ããŠã¯ .A ã°ã«ãŒãã«ããããããŒã¿ã®ãµãåãåŠç J ãã¯ãã
ã.
ãã®çµæïŒäž¡ã°ã«ãŒãé£ã®é£ãã¯ã㌠ã¿ããŒã¹ã®æ€çŽ¢ã®éšåã ããšããããšã«ãªã£ã ãã®éšåã«å¯Ÿã
ãŠã¯.èŠæ± 3 ããå©çšè ã®æ€çŽ¢ããšãèŸå¡ã®æ€çŽ¢ ã ã«åãïŒå šäœãšã㊠4 ã㿠㌠ã³ã®æ€çŽ¢ãèããããšã§å
æãåŸããã.
ãããŠããããã®ããŒã¿åã®ã€ãçŽãããããïŒæ¡äºãããããæ¬æ¥ïŒããŒã¿åãã€ãïŒå²ããµã£ãŠãã
åŠçã決ããã¹ãã§ããïŒéã ãšããŒã¿åãã€ãã¥ãã.ãŸãïŒãã®ãããªããæ¹ã§ã¯ïŒåŠçãšåŠçãçµã¶
ããŒã¿åã«ãªã£ãŠããŸãïŒããã¯æ¬æ«è»¢åã§ããããïŒæåããããçŽããæ¹ãããã®ã§ã¯ãªãã? J ãšã
ãææ¡ããã£ã.ãŸãïŒæçµçã«ã·ã¹ãã ããåŸãããåºåã決ãŸã£ãŠããªãã£ãããšããã£ãŠ ïŒ å床ã³ã³
ããã¹ããã€ã¢ã°ã©ã ã®æ®µéããäœæ¥ãããçŽãããšã«ãªã£ã .
9. SA/SD ã«å¯Ÿããã³ã¡ã³ã(ããšè³ªç
äœæ¥ã®ããçŽãã«ã€ããŠã¯ïŒè»åãããšæ¡äºãããããæçµçã«ã·ã¹ãã ããã©ãããåºåãåŸããã?
ãããŠãã®åºåãåŸãããã«ã¯ïŒå³æžé€šããŒã¿ã«ã©ãããé ç®ãå¿ èŠãã€ããèãããšããã ããïŒãšãã
ã³ã¡ã³ãããã£ã.ããã§å šå¡ã§ãããã®æ€èšãå§ãã.
ãã®çµæïŒèŠæ± 3.4.5 ããåºåãšããŠããããã«å¿ èŠãªãã®ã 4 çš®é¡ãã ïŒ ãŸãèŠæ± 1 . 2 ã«ã€ããŠ
ã¯ïŒåºåãåºãããã®æ段ãããŠèããã°ããã ããïŒãšããããšã«ãªã£ã .
ããã§ïŒã¡ã³ããŒã® 1 人ãããã³ã³ããã¹ããã€ã¢ã°ã©ã ãšã㌠ã¿ãããŒãã€ã¢ã°ã©ã O ã¯å³ 1 ã®ãã
ã«ãªãã®ã§ã¯ãªãã? J ãšããææ¡ããªãããïŒ
ããããã®å³ã«å¯ŸãïŒæ¡äºãããããããã¯åŸæ¥ã®æ©èœã«ããåãæ¹ã§ãã.æŠèŠ³å³ã«ã¯ïŒãªã¯ãšã¹ã
ããŒã¿ãšããèšèãããªã.ãããå®çŸ©ããå¿ èŠããã.ãŸãïŒã㌠ã¿ãããŒãã€ã¢ã°ã©ã O ã®ããã»ã¹
1 ã¯å ¥åºåãåãã ãïŒäœãããŠããã®ãã€ããšããã³ã¡ã³ãããã£ã . ããã«ïŒã³ã³ããã¹ããã€ã¢ã°ã©
ã ãããŒã¿ãããŒãã€ã¢ã°ã©ã ã®æžãæ¹ïŒãŸã SA/SD ã«ã€ããŠïŒä»¥äžã®ãããªã³ã¡ã³ãããã£ã:
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l2 ~ ãã ã ã³ ã³ ãå¿ ã¹ããã€ã¢ã²ã© ã æžèš
~IJ åè å³ã¢jjæ ã³ã¹ ãã
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( 1) ããã«ãšã¯æ©èœå解ã§ã¯ãããïŒããŒã¿ã®ãããšãã«æ³šç®ããããšãå¿ èŠã§ãã .
(2) äžæäžæã®å³ã®äžã§å®çµããŠããããšã倧äºã§ãã.
(3) ã³ã³ããã¹ããã€ã¢ã°ã©ã ã¯ïŒã·ã¹ãã ã®å ¥åãšããŠäœãã©ãããããã ïŒ åºåãšããŠäœãã©ããž
è¿ãããèããããã®ãã®ã§ãã.ãã®åŸã§ïŒããŒã¿ãæ§é ããã£ããæžã.
(4) r æ¬åœã«çŽ°ãããšããã¯åŸã§æ±ºãããã®ãšäžè¬çãªååãã€ãããã®ãšã¯å¥ã§ãã.èŠæ±ã®æ®µé
ã§åºãŠãããã®ã¯ïŒèšè¿°ãã¹ãã§ãã ã
(5) ã³ã³ããã¹ããã€ã¢ã°ã©ã ã§å€éšãš ã³ãã£ãã£ãšã®éã«ç¢å°ãåŒãæç¹ã§ïŒé ç®ã®ååãŸã§ååãš
ããŠã¯ãã¹ãŠãã ã ãã«ããªããã°ãªããªã . ãã ãé ç®ã®éãŸãã 1 ã€ã®ååã§ããã°ïŒäžç·
ã«ããŠããã .
(6) æŠèŠ³å³ã¯ã·ã¹ãã ã®å¢çã決ãããã®ã§ãã . ãã®äžã«åºãŠãããã®ã.ãã¹ãŠæŽãåºã .
(7) ä»åã®åé¡ã§ã¯. ER å³ã¯äººã«é¢ããŠ ïŒ æ¬ã«é¢ããŠãŸãšãã.æ€çŽ¢ã«é¢ããŠãŸãšããŠã¯ãããªã.
(8) è«çã¢ãã«ãŠ'ã¯.现ããªãšã©ãŒã¯èããªããŠããã¡ã€ã³ã¯äœã? J ãèãã .
(9) ç»é²ç³»ãšæ€çŽ¢ç³»ã¯ãŸã£ããç¡é¢ä¿ã§ã¯ãªã.æ¬ã®æ å ±ã©ããã®å 容ãéè€ããŠããã°.åãã«ããŠ
ããã .
(10) åãæ å ±ãªã ïŒ åªäœã®åºå¥ã¯ããªã.
(1 1) ã³ ã³ããã¹ããã€ã¢ã°ã©ã ã®äœæã¯ ïŒ èŠæ±åæãããŠããããšã«ãªã .
(12) SA ãš SD ã®èã«ã¯ã®ã£ããããã. SA = What? SD = How? (13) å³ãäœæããã®ã¯ ïŒ èšè«ããããã§ãã.
ãããã®ææã«å¯ŸãïŒä»¥äžã®ãããªè³ªåãåºã:
質å 1: r 人ãæ¬ãã¯èŠæ±ããèŠã€ããã®ã?
åç 1: ãã®éã.ããšã¯ãŠãŒã¶ãšã®è«è°ã§èŠã€ãã.
質å 2: ã³ ã³ããã¹ã ãã€ã¢ã°ã©ã ã®æ®µé㧠DB ãåºãŠããããšãããã®ã§ã¯?
åç 2: ããã¯ãã ã ã.ãã®å Žå㯠DB ãäœãã®ãç®çã§ãã.
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質å 3: ãã®åé¡ã§ã¯ïŒæ¬ã®æ å ±ã¯æ€çŽ¢ã®å 容ã«äŸåãããïŒã©ããã ?
åç 3: ãšãããã ïŒ ç»é²ã®ã¡ã€ã³ã®åŠçã¯äœããèãã . ããšã¯ããã¯ãã© ã ã¯ã§äœæ¥ãé²ãã .
質å 4: åŠçãæåãããã©ãããè¿ãããïŒããŒã¿ãããŒãåŒããæ¹ãããã®ã?
åç 4: ãŠãŒã¶ã«ãã.
質å 5: ä»åã®åé¡ã¯.å ¥åã¯ããŒã¿æåã§ããã®ã«å¯ŸããŠïŒåºåã¯åŠçæåã§ã¯ãªãã? (ãªã¹ããšã
ãã®ã¯è«ç¶ãšããŠãã . 1 åã®æ¬ãšæ¬å šäœã®æ å ±ãšã¯å¥)
åç 5: ããçšåºŠä»æ¹ããªãéšåããã.
質å 6: åæã¯æ¬æ¥å°äººæ°ã§ããã¹ãã§ã¯ãªãã®ã?
åç 6: 1 人ã 2 人ã§ããã®ããã.ãŠãŒã¶ãšã®ãããšãã§.説æãããæã«ã³ ã³ããã¹ããã€ã¢ã°ã©
ã ã䜿ã.ä»åã¯åæè ãšãŠãŒã¶ã®ç«å ŽãåŸåŸ©ããŠãããããªãã®ã§ãã .
10. äœæ¥ã®ããçŽã
çµå±ïŒã³ã³ããã¹ããã€ã¢ã°ã©ã ã®äœæã®ããçŽããè¡ãªã£ã ãã®éïŒæéããªããªã£ãŠããã®ã§ïŒç»
é²ã»åé€ã«é¢ããæ©èœ ã» æ å ±ã¯åé€ããããšã«ãªã£ã.ãã®çµæäœæãããã³ã³ããã¹ããã€ã¢ã°ã©ã ã¯ïŒ
å šå¡ã®åæãåŸãããšãã§ãã .
次ã«ïŒããŒã¿æ§é ã®å®çŸ©ãè¡ãªã£ã . ããã¯æ¡äºããã®ãããŒã¿æ§é ã®å®çŸ©äœæ¥ãåæ ããŠãããªãïŒæ¬
ãšäººéã«é¢ããŠåããæ¹ããã J ãšããã³ã¡ã³ããã .A ã°ã«ãŒãããæåŸã«åãã人ã«é¢ããæ å ± J. B ã°
ã«ãŒãããæ¬ã«é¢ãããªã¹ããã®å®çŸ©ãããããšã«ãªã£ã.ããã§ã¯ ïŒ ç¹ã«åé¡ãšãªããããªããšã¯ãªãã£
ã
ç¶ããŠäž¡è ã®çµæãæ¯èŒãã.ãã®éïŒåé¡ã«ãªã£ãã®ã¯ä»¥äžã®ãããªç¹ã§ãã:
(1) r çŸåšåããŠãã人ããšãæåŸã«åãã人ãã®é¢ä¿ã¯ã©ããªãã®ã?
(2) r æ¬ã«é¢ãããªã¹ã J ã®äžã«ãè¿åŽã®æç¡ J r æåŸã«åãã人ããå ¥ããæåŸã«åãã人ããå ¥å
ãšçµã³ã€ããªã.ã©ãããã?
ããã«ïŒããŒã¿ããŒã¹ã®å®çŸ©ãè¡ãªã£ã.ããã§ã¯æ¬ã貞ãåºãäžãã©ãããã®å€æãã©ãæ±ããïŒãª
ã©ãè°è«ã®å¯Ÿè±¡ã«ãªã£ã.ãããïŒçµäºæèãè¿ã¥ãããã ïŒ è©³çŽ°ã®å®çŸ©ãé©åœã«æžãŸã. StP ã®ã㧠ãã¯
æ©èœãå®éã«å©çšããã«ãšã©ãŸã£ã.
以äžïŒãŸãšãã«å ¥ã£ãã.ãã®çµæã¯å·çµå ±åãåç §ãããã.
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Morioka Workshop Report Seamall Vo1.6, No.8-9-10ã»11
5. Teamwork ã°ã«ãŒãã®èšè«çµé
O. åå ã¡ã³ã
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åå¶å
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(å¯å£«ãŒããã¯ã¹æ å ±ã·ã¹ãã )
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(SRA) (å¯å£«éããŒãšã¹ã·ãŒ)
(岩æé»åèšç®ã»ã³ã¿ãŒ)
(SRA) (æ¥æ¬ã·ã¹ãã )
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1.åé¡ã®éžæ
ã©ã®åé¡ããããåžæããšã£ããšããïŒããªãã®äººã 3 çªãéžæãã .ããã¯ã¡ã³ããŒã®å€ããå¶åŸ¡ç³»ã®ä»äº
ãããŠããããã§ãã.å¥ã®åé¡ãéžãã 人ãããç¹ã«å察æèŠãã§ãªãã£ãããïŒå¶åŸ¡ç³»åé¡ã§ãã 3 çª (ã¬
ã¹çµŠæ¹¯ã·ã¹ãã )ã«æ±ºå®ãã.
2. åé¡ã®ç解
ç¶ããŠããŒã«ã®èª¬æãè¡ãªãããäºå®ã ã£ãã.ããŒã«ã¯ãããŸã§ãæ段ã§ããïŒå ã«ã©ããªåé¡ããé ã«å ¥
ããŠãããæ¹ããããšããæèŠãåºããã.ããã§åé¡ãèªãããšã«ãªã£ã . 次ã®ãããªæèŠãåºã:
(1)åé¡ã§ãã§ã«ããªã詳现ã«èšèšãããŠãã.
(2) ãŸãååšããããŒããŠã§ã¢ã®ç¥å³ããããŠã¿ãã°ãããããã(èŠèŠçã¢ãããŒããéèŠ)
(2) ã«é¢ããŠã¯ïŒãã®æç¹ãã CASE ããŒã«ã䜿ã£ãŠãããªããã°æå³ããªããšããæèŠãåºããã.次ã®
ããŒã«èª¬æã®åŸã«ããããšããããšã«ãªã£ã.
3. ããŒã«ã®è¬¹æ
ç°äžãããã Teamwork ã®æäœæ³ã®èª¬æãè¡ãªããã.ããã§ã¯.æ¥æ¬èªåŠçãã°ã©ãã£ãã¯ã¹é¢ä¿ãªã©ã®
質åãåºã.åºæ¬æäœä»¥å€ã«ã以äžã®ãããªè³ªåããã£ã:
(1)ãã§ãã¯æ©èœã¯ååã?å³ã®ééã.ã·ã³ã¿ãã¯ã¹ïŒããŒã¿ã®äžè²«æ§ç)
(2) ã¡ã¢çšã®ãçµµæžãããŒã«ã¯ä»éããŠããã?
(3) ããŒã«ã䜿ã£ãŠåé¡ã解ãæïŒã©ã®ãããã®äººæ°ãé©åœã?
(4) å€äººæ°ã ãšããã£ãŠæèŠã®äžäžèŽãªã©ã§å¹çãæãã®ã§ã¯?
(5) ã©ã®ãããªåœ¹å²åæ ãé©åãã£
4. ã³ã³ããã¹ã-ãã€ã¢ã°ã©ã (CD) ã®äœæ
å ¥åºåæ å ±ããããã ã CD ãäœæããŠãã£ã.ãã®é ïŒä»¥äžã®ã ããªæèŠã質åãåºã.
(1)ã¹ã€ ã ãé¡ã BC(ãã¹ã³ã³ãããŒã©)ãšããŠãŸãšããŠããã?
å€æ°ã®ã©ã³ãä¿¡å·ã 1 ã€ã®ç¢å°ã§ãŸãšããŠã¯?
å ¥åããŸãšããŠèããŠãããŠïŒããšã§è©³çŽ°åããŠã¯ã©ãã?
âå šãŠãããã ããæ¹ããã.
ã湯é J ãšããŠãŸãšããŠããã®ã¯ã©ãããã®ã?
â DD ã§è©³çŽ°ã«å®çŸ©ãã .
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Morioka Workshop Report
CD ã¯è©³çŽ°ã«ããã»ãããããïŒãŸãšããæ¹ãããã?
âå Žåã«ãã£ãŠããããã(èŠããã)æ¹ã«ãã.
(2) r ã¬ã¹ J ããæ°Žãã¯å ¥åã?
âãããã¯ç©ççãªãã®ã§ãæ å ± J ã§ã¯ãªã
(3) åãååã®ããŒã¿ããã£ãŠãããã®ã?
TOOL äžã§ã¯å€§äžå€«ã?
â Yes . ãŸã£ãããåãæå³ãªããã .
æ¶ç«ãå«ãã®ã§ç¹ç«ä¿¡å·ããããççŒä¿¡å· J ã®æ¹ããã
ååã®å®çŸ©ã¯ããšã§ãããªããªãããã«ããæ¹ããã
ãã·ã°ãã« J ãšãä¿¡å·ããšããååã䜿ã£ãŠãããïŒçµ±äžãã¹ãã
Seamall Vol.6, No.8-9-10-11
äœæãçµäºããæç¹ã§ããŒã«ã«ããã·ã³ã¿ãã¯ã¹ã®ãã§ãã¯ãè¡ãªã OK ãšãªã£ã.
5. ããŒã¿ã»ãã㌠ã»ãã€ã¢ã°ã©ã (DFD) ã®äœæ
DFD äœæã«ãããïŒå šäœçãªè³ªåãšããŠæ¬¡ã®ãããªãã®ãåºã.
(1)åæåŠçã¯?
âæ©èœã§ã¯ãªãã®ã§ããã«ã«ã¯ãªããªã
(2) å šäœãå¶åŸ¡ãããã®ã¯?
âã³ã³ãããŒã«ä»æ§ã§ããã°ãã(ç¶æ é·ç§»è¡šãªã©).
5.1 äž»èŠããã«ã®æ±ºå®
ãŸãïŒäž»èŠãªåŸ³èœãããšã«ããã€ãã®ããã«ãäœãïŒãã®ããš 1 ã€ã©ããã®ããã«ãéžãã§ïŒããããã㌠ã¿
ã®æ¶ããè¿œã£ãŠæžããŠããããšããããšã«ãªã£ã.äž»èŠããã«ãšããŠæ¬¡ã® 3 ã€ãã®æŽãã ãã (A æ¡):
1.絊湯(絊湯ããã«çµŠæ¹¯ãã)
2. ã湯ã¯ã(济槜ã«ã湯ãã¯ã)
3 . è¿œãã ã(è¿œãã ãããã)
ãšãããïŒãšãã§ããŒã¿ã®å ¥åºåãæžã蟌ãããšãããšããïŒã©ããããŸããããªã(ããšãã°ãæ°Žéããšã
ãããŒã¿ã¯ãã¹ãŠã®ããã«ã«ã¯ãã£ãŠããŸã).ããã§ïŒããã«ã®èšå®ãæªãã®ãããããªããšããããšã«ãªã.
次ã®ãããªå¥ã®èãæ¹ã«ããšã¥ãäž»èŠããã«ã«ããŠã¿ãŠã¯ïŒãšããæèŠãåºã (B æ¡)ã»
1.枩床調ç¯
2 . æ°Žéç£èŠ
3. åŒã®åæ¿ã
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çµå±ïŒæèŠããŸãšãŸããªãã£ãã®ã§ ïŒ å šå¡ããšãããã DFD ãæžããŠã¿ãŠããããèãããšããããšã«ãªã£
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ã»ãã£ããããŒã«ãããã®ã ããè°è«ã°ããããŠããªãã§ã©ãã©ããã£ãŠã¿ãã .
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å¶åŸ¡ç³»ã¯ããŒã¿ ã» ãããŒãæžãã®ãé£ãã.
-ããã«ãäžå¿ã«èããã®ã§ ïŒ ããã«å士ãå šç¶ã€ãªãããªã.
-äœã£ãåŸã§ïŒåãæ©èœã®ããã«ãããããäžã®éå±€ã«ãããããšããããšãïŒããèµ·ãã£ã .çµå± ïŒã
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ã©ãããŸãšããã)ã«èŠåŽããŠãã . ãã㊠2 çã®äœæ¥ãé²ããã¡. DFD ã 1 çã®ãã®ã«è¿ããªã£ãŠãã£ã .
ãããŸã§ã§. 2 çãšãã«äžå¿ DFD ãã§ãããã£ã .
6. ã³ã³ãããŒã«ã»ãããŒã®äœæ
æåŸã«ïŒãªã¢ã«ã¿ã€ã ããŒã¿ãããŒã®å¶åŸ¡éšåã§ããã³ã³ãããŒã«ãããŒãäœæãã .ãŸãç°äžããããå¶åŸ¡
ã®ããã®åå³è¡šé¡ (PA T ,DT ïŒ STD) ã®äœãæ¹ã®èª¬æããã£ã.ããã§:
ã»ã©ããªé åºã§äœãã®ã?
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. DFD ã®é局㚠ã®é¢ä¿ã¯?
㌠éå±€ããšã«äœãã®ã?
ãšãã£ãåºæ¬çãªè³ªåãæ°å€ãåºã . ããã¯. DFD ã«æ¯ãºå¶åŸ¡é¢ä¿ã¯éåžžã«è€éã ããã ã ã(ã·ã³ã¿ãã¯ã¹
ãªã©) .
äœæéäžã§ã¯ïŒä»¥äžã®ãããªè³ªåãæèŠãåºã:
- ã·ã¹ãã ã®ç°åžžãžã®å¯Ÿå¿ã¯ã€(ãšã©ãŒåŠç)
. DFD ã«æžãã§ããä¿¡å·. STD ã«æžãã§ããä¿¡å·ïŒããããåã¬ãã«ã«å±éãããããŠããã®ã§ãšãŠãã
ããã«ãã.
ãšã«ããïŒãã®ããã«ããŠãªããšãå¶åŸ¡éšåãŸã§å®æãã.ããã§ããŒã«ã䜿ã£ãŠåçš®ã®å³è¡šãåºåãããïŒ
ãšã©ãŒããã§ãã¯ãããšããã§æéåããšãªãïŒãŸãšãã«ã¯ãã£ã .
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