In Exchange, to prevent loss of data from the last backup, a ____ file or marker is inserted in the transaction log to mark the last point at which the database was written to disk.
A) tracking
B) checkpoint
C) temporary
D) milestone

Question

Quizplus · Accepted Answer

A checkpoint is a file or marker that is inserted in the transaction log to mark the last point at which the database was written to disk. It helps to prevent loss of data from the last backup by ensuring that all transactions committed since the last backup are written to disk before the backup is taken. This makes the recovery process much easier and faster, as the system only needs to apply the transactions that occurred after the last backup, rather than reapplying all transactions in the log.

In Exchange, to Prevent Loss of Data from the Last