The easiest way in which we can transfer control is when the old backup site…
2025
The easiest way in which we can transfer control is when the old backup site sends ________ to the old primary.
Answer: A. Red logs — In failover or transfer of control between primary and backup systems, the easiest way is to ensure the new primary (old backup) has the latest committed…
- A.
Red logs
- B.
Primary Logs
- C.
Undo Logs
- D.
All of the above
Attempted by 8 students.
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Correct answer: A
In failover or transfer of control between primary and backup systems, the easiest way is to ensure the new primary (old backup) has the latest committed state.
This is done using Redo log:
Redo logs store all committed changes
They allow the backup to reconstruct the latest consistent database state
Minimal processing → simplest way to transfer control
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