rdbms viva

8/13/2019 RDBMS VIVA

1/4

DBMS Viva Questions

1. What is Database?

2. What is DBMS?

3. What are the advantages of DBMS?

4. What is RDBMS?

5. What are the disadvantages in File proessing S!ste"?

#. Desribe the three levels of data abstration?

$. What is Data %ndependene?

&. What is a vie'? (o' it is related to data independene?

). What are ators related to DBMS?

1*. Who are the different +sers for DBMS?

11. What are different Database S!ste" ,tilities?

12. What do !o+ +nderstand b! -entralied DBMSs /rhitet+re?

13. What is Data Model?

14. What are the different t!pes of data "odels?

15. What is 0R Model?

1#. What is an 0ntit!?

1$. What is an 0ntit! t!pe?

1&. What is an 0ntit! Set?

1). What is an 0tension of entit! t!pe?

2*. What is Wea 0ntit! !pe?

21. What is etension and intension?

22. What is an /ttrib+te o"posite attrib+te "+ltival+ed attrib+te?

23. What are stored and derived attrib+tes?

24. What is do"ain of attrib+tes?

25. What is a relation she"a?

2#. Define the 6%ntegrit! r+les7.

2$. What is a database relation she"a?

2&. What is degree of relation?

2). What is ardinalit! of a relation?

3*. What is relationship?

31. What is a Relationship t!pe?

32. What is Relationship Set?

33. What is degree of Relationship t!pe?


2/4

34. What is an identif!ing entit! t!pe and identif!ing relationship?

35. What are binar! and ternar! relationships?

3#. What is onept+al she"a?

3$. (o' a "8n relationship an be "apped into onept+al she"a?

3&. What is DD9 :Data Definition 9ang+age;?

3). What is DM9 :Data Manip+lation 9ang+age;?

4*. What is relational "odel?

41. What et Seletion

b; ,nion %ntersetion

; Min+s Rena"e

d; -ross=rod+t

e; -artesian =rod+t

f; Division

g; %nneroins8 heta oin 0@+i oin ; ro+ping attrib+te

4#. Define SC9.

4$. (o' !o+ reate ,ser /o+nt in Arale?

4&. Whih is the s+bset of SC9 o""ands +sed to "anip+late Arale Database?


3/4

4). What Aperator perfor"s pattern "athing?

5*. What operator tests ol+"n for the absene of data?

51. What is the para"eter s+bstit+tion s!"bol +sed 'ith %


4/4

#3. What do !o+ +nderstand b! database stored proed+re?

#4. What is Eie'?

#5. -an all vie' be +pdated?

##. What is sp+rio+s t+ple?

#$. What is nor"aliation?

#&. What is f+ntional dependen!?

#). What is f+ll f+ntional dependen!?

$*. What transitive dependen!?

$1. What is lossless >oin propert!?

$2. What is dependen! preservation propert!?

$3. What is 1

rdbms viva

Documents