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Bitmaps can be used as a compressed storage mechanism at the leaf nodes of ________ for those values that occur very frequently.

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Bitmaps can be used as a compressed storage mechanism at the leaf nodes of ________ for those values that occur very frequently. (a) B-trees (b) B+-trees (c) Bit trees (d) Both B-trees and B+-trees I have been asked this question in a job interview. My question is taken from Bitmap Indices in division Indexing and Hashing of Database Management Select the correct answer from above options Interview Questions and Answers, Database Interview Questions and Answers for Freshers and Experience

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The correct choice is (b) B+-trees The explanation is: Bitmaps are combined and stored in a B+ tree.

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