Multiple choice

The process where data is written on two or more hard disks simultaneously over different channels is called

  1. disk mirroring

  2. disk duplexing

  3. disk maneuvering

  4. server copying
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Disk duplexing is a variation of disk mirroring in which each of multiple storage disks has its own SCSI controller. Disk mirroring (also known as RAID-1) is the practice of duplicating data in separate volumes on two hard disks to make storage more fault-tolerant.

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