An administrator is attempting an OS upgrade on a VM disk that is stored on a SAN. In the event of a failure, the administrator wants to ensure the system can return to a working state in the shortest amount of time possible. Which of the following backup methods would BEST accomplish this?

A. A storage-level snapshot made on the SAN
B. A full file-system backup stored on the SAN
C. A full file-system backup stored on an LTO tape
D. A system recovery point made with the OS
E. A bit-level image stored on an SSD in the VM host

Answer: B. A full file-system backup stored on the SAN

Computer Science & Information Technology

You might also like to view...

Executing one or more statements one or more times is known as:

a. selection b. iteration c. sequence d. algorithm

Computer Science & Information Technology

Which of the following provide the simplest kind of transport services because they simply package messages, taken as is from the TCP/IP Application layer, into datagrams?

A. Core services B. Port numbers C. Logical connections D. Connectionless protocols

Computer Science & Information Technology