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Q.

Updating a database means

A

revising the file structure

B

reorganizing the database

C

modifying or adding record occurrences

D

All of the above

E

None of the above

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MCQ

1.

A database design may be based on existing data.

A

True

B

False

Discussion

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2.

The index consists of

A

a list of keys

B

pointers to the master list

C

both (a) and (b)

D

All of the above

E

None of the above

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MCQ

3.

Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM?

A

IDMS

B

DB2

C

dBase-II

D

R:base

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MCQ

4.

The relational database model was created by E.F. Codd.

A

True

B

False

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5.

The following are functions of a DBMS except ________ .

A

creating and processing forms

B

creating databases

C

processing data

D

administrating databases

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