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Intersection of the bitmaps is done by

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+1 vote
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in RDBMS by (118k points)
Intersection of the bitmaps is done by

(a) Logical AND

(b) Logical OR

(c) Logical NOT

(d) Logical NOR

I got this question by my college professor while I was bunking the class.

The query is from Bitmap Indices topic in chapter Indexing and Hashing of RDBMS

1 Answer

+2 votes
by (332k points)
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Best answer
Correct answer is (a) Logical AND

The explanation: The intersection of the bitmaps is done by the logical AND operation. This is similar to the binary set intersection operation which is done by the logical AND operation.

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