IBM
A2090-614 · Question #82
What advantage do block-based buffer pools offer compared to regular buffer pools?
The correct answer is A. They improve the performance of sequential prefetching by reading contiguous pages from disk. See the full explanation below for the reasoning.
Question
What advantage do block-based buffer pools offer compared to regular buffer pools?
Options
- AThey improve the performance of sequential prefetching by reading contiguous pages from disk
- BThey improve the performance of random I/O by reading non-contiguous pages from disk and
- CThey improve the performance of vectored reads by retrieving non-contiguous pages from disk,
- DThey improve the performance of scattered writes by retrieving non-contiguous pages from a
How the community answered
(32 responses)- A81% (26)
- B13% (4)
- C3% (1)
- D3% (1)
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