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MCQ

Q.

A condition that led to the development of databases was

A

a demand for more data to support information needs

B

an increase in the amount of data handled by organizations

C

the proliferation of data files

D

All of the above

E

None of the above.

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MCQ

1.

The term _____ is sometimes used to refer to a data file in which all the records have the same record format, that is, the same field names, field lengths, and data types.

A

Database

B

Table

C

Flat file

D

Data structure

E

None of the above

Discussion

MCQ

2.

An operation that will increase the length of a list is

A

Insert

B

Look-up

C

Modify

D

All of the above

E

None of the above

Discussion

MCQ

3.

In a large DBMS

A

each user can "see" only a small part of the entire database

B

each user can access every sub

C

each subschema contains every field in the logical schema

D

All of the above

E

None of the above

Discussion

MCQ

4.

A multiple-form file management system

A

lets you define different forms for different operations

B

lets you create a look-up form with an associated read-only password to prevent access by unauthorized users

C

both (a) and (b)

D

allow you to entry data in all the forms

E

None of the above

Discussion

MCQ

5.

In the DBM approach, application programs perform the

A

storage function

B

processing functions

C

access control

D

All of the above

E

None of the above

Discussion

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