01_2_fs1

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    This w!" is #i$%&s%' (&'%! )h% *!%+)i,% *--&s .))!i()i&0&$--%!$i+#0 %!i,+)i,% 3!"s 4567i$%&s%5 T ,i%w + $89 : )his #i$%&s%; ,isi) h))81 ?%$&' ?)!%%); ?(i)% 466; ?+& @!+&$is$; *+#i:!&i+; AB16C; D?.5

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    E

    E F

    G HI J+sh K

    L

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    (c) 2007, 3

    E

    M N O/P !)

    Q RS N

    HFF U/V

    WI KX UY V Z S K

    U5V 0 F Y

    U55V 0 F [FY \ RYF R U5V 0 UV

    ENR 2CC

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    E

    cd

    ls

    cp

    mv

    rm

    mkdir

    rmdir

    pwd

    file

    cat

    less

    touch

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    (c) 2007, 5

    G HI J+sh;KYY L K OP

    ] 0 S ^ _ 0 `+0'a H ^ `b+0'a

    QFO history^ c^ c^ ccP \N rm prog.{c,o}

    Z dOP 0 echo `hostname`

    WSF echo $[ 10 + 33 ]

    UeY FV 0 f; gg

    K5 info readline

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    (c) 2007, 6

    HI J+sh; KYY O2P

    Stdin - 0

    Stdout - 1 Stderr - 2

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    (c) 2007, 7

    HI J+sh; KYY O4P

    ZK > >> < 2> 2>>

    W Oji8i&=P |

    tee

    xargs

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    (c) 2007, 8

    ZklWmQnMLWlo klEml

    QKSHp

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    (c) 2007, 9

    @i#%s9s)%- qi%!+!h9 ?)+&'+!)/bin - /boot - /dev - !/et" - # /$o%e/&'e() - * +, !/.ib - ++ 0 /&'(/.ib /&'(/.o"1./.ib2/%edi1 - 34 56/%nt - 3-4 56

    /o7t - # +* 89/7(o" - ! 56 : # ; #,; $