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MCQ

Q.

A _____ means that one record in a particular record type can be related to many records in another record type and vice-versa.

A

One-to-one relationship

B

One-to-many relationship

C

Many-to-one relationship

D

Many-to-many relationship

E

None of the above

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MCQ

1.

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

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In SQL, which command is used to remove a stored function from the database?

A

REMOVE FUNCTION

B

DELETE FUNCTION

C

DROP FUNCTION

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ERASE FUNCTION

E

None of the above

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Long-range planning report produced in an MIS are primarily designed for

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top management

B

middle management

C

lower management

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All of the above

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None of the above

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Updating a database means

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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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5.

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

A

True

B

False

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