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MCQ

Q.

A compound key

A

is made up a several pieces of information

B

uniquely identifies an item in a list

C

both (a) and (b)

D

is a combination of each unique key

E

None of the above

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MCQ

1.

A _____ Contains fields of data about one entity.

A

Record

B

File

C

Fields

D

Document

E

None of the above

Discussion

MCQ

2.

Which of the following hardware components is the most important to the operation of a database management system?

A

high-resolution video display

B

printer

C

high speed, large-capacity disk

D

plotter

E

mouse

Discussion

MCQ

3.

If the record management system allows you to edit values before they are recorded on disk, you can

A

correct spelling changes before they are recorded

B

change the name of a field

C

change the width of a field

D

All of the above

E

None of the above

Discussion

MCQ

4.

A relational database management (RDBM) package manages data in more than one file at once. How does it organize these file? As

A

tables

B

relations

C

tuple

D

both (a) and (b)

E

None of the above

Discussion

MCQ

5.

The purpose of a database is to help people stop using spreadsheets.

A

True

B

False

Discussion

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