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Q.

Related fields in a data base are grouped to form

A

data file

B

data record

C

menu

D

bank

E

None of the above

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MCQ

1.

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

MCQ

2.

Data items grouped together for storage purposes are called a

A

record

B

title

C

list

D

string

E

None of the above

Discussion

MCQ

3.

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

Discussion

MCQ

4.

In SQL, which command is used to select only one copy of each set of duplicable rows

A

SELECT DISTINCT

B

SELECT UNIQUE

C

SELECT DIFFERENT

D

All of the above

E

None of the above

Discussion

MCQ

5.

Database applications are seldom intended for use by a single user.

A

True

B

False

Discussion

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