______________ is used to minimize unnecessary redos during recovery.
A. Dirty page table
B. Page table
C. Dirty redo
D. All of the mentioned
Answer:A
______________ is used to minimize unnecessary redos during recovery.
A. Dirty page table B. Page table C. Dirty redo D. All of the mentioned
Explanation: Dirty pages are those that have been updated in memory, and the disk version is not up-to-date.