Examine the backup requirement for your company:1)Every Sunday, a backup of all used data file blocks is performed.2)Every Wednesday and Friday, a backup of all the changed blocks since last Sunday’s backup is performed.3)On all the other days, a backup of only the changed blocks since the last day’s backup is performed.Which backup strategy satisfies the requirements?
Question:
Which backup strategy satisfies the requirements?
Options:
level 0 backup on Sunday, cumulative incremental backup on Wednesday and Friday, and differential incremental level 1 backup on all the other days
level 0 backup on Sunday, differential incremental backup on Wednesday and Friday, and cumulative incremental level 1 backup on all the other days
full database backup on Sunday, level 0 backup on Wednesday and Friday, and cumulative incremental level 1 backup on all the other days
full database backup on Sunday, level 0 backup on Wednesday and Friday, and differential incremental level 1 backup on all the other days
Correct Answer
The Correct Answer for this Question is
level 0 backup on Sunday, differential incremental backup on Wednesday and Friday, and cumulative incremental level 1 backup on all the other days
