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Q.

The master list of an indexed file

A

is sorted in ascending order

B

contains only a list of keys and record numbers

C

has a number assigned to each record

D

both (b) and (c)

E

None of the above

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MCQ

1.

The DBMS ranked as being the "hardest to use" in the text is Microsoft's SQL Server.

A

True

B

False

Discussion

MCQ

2.

Queries to a database

A

are written in English

B

can use aggregate functions like SUM and COUNT

C

both (a) and (b)

D

All of the above

E

None of the above

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3.

The modify operation is likely to be done after

A

Delete

B

Look-up

C

Insert

D

All of the above

E

None of the above

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4.

Large collections of files are called

A

fields

B

records

C

databases

D

file system

E

None of the above

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MCQ

5.

In SQL, which command is used to add a column/integrity constraint to a table

A

ADD COLUMN

B

INSERT COLUMN

C

MODIFY TABLE

D

ALTER TABLE

E

None of the above

Discussion

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