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When backing up a database server to LTO tape drives, the following schedule is used. Backups take one hour to complete.
Sunday (7PM) : Full backup
Monday (7PM) : Incremental
Tuesday (7PM) :I Incremental
Wednesday (7PM) : Differential
Thursday (7PM) : i Incremental
Friday (7PM) : i Incremental
Saturday (7PM) : Incremental
On Friday at 9:00PM there is a RAID failure on the database server. The data must be restored from backup. Which of the backup tapes that will be needed to complete this operation?
A. 1
B. 2
C. 3
D. 4
E. 5

Respuesta :

Answer:

C. 3

Explanation:

Linear Tape Open LTO tape drives are magnetic tapes used to store data. This can be used with small and large computers for backup purposes. The backup needs to maintained frequently so that new data is backup on every interval. The is a RAID failure on database server to ensure complete backup there must be 3  backup tapes needed.

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