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Q.

Prior to 1970, all data was stored in separate files, which were mostly stored on reels of magnetic tape.

A

True

B

False

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MCQ

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In SQL, which command(s) is(are) used to enable/disable a database trigger?

A

ALTER TRIGGER

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ALTER DATABASE

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ALTER TABLE

D

MODIFY TRIGGER

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All of the above

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Queries to a database

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are written in English

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can use aggregate functions like SUM and COUNT

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both (a) and (b)

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All of the above

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None of the above

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data record

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None of the above

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Batch processing is appropriate if

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None of the above

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5.

Enterprise Resource Planning (ERP) is an example of a single user database.

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True

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False

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