____ is a fault-tolerance technique in which all disk write operations are made simultaneously or concurrently to two storage devices.
A) Disk partitioning
B) Disk planning
C) Disk locking
D) Disk mirroring

Question

Quizplus · Accepted Answer

Disk mirroring, also known as RAID 1, is a technique where data is simultaneously written to two (or more) storage devices. This provides redundancy and fault tolerance, as if one device fails, the data can still be accessed from the other device.

____ Is a Fault-Tolerance Technique in Which All Disk Write