What does RW stands for in CD-RW?

2017

What does RW stands for in CD-RW?

  1. A.

    Re-Writable

  2. B.

    Record Washable

  3. C.

    Re-Washable

  4. D.

    Recording Writable

Attempted by 204 students.

Show answer & explanation

Correct answer: A

In CD-RW, RW stands for Re-Writable. It is a type of optical disc that allows data to be written, erased, and rewritten multiple times. It uses a phase-change alloy layer to alter its reflectivity when heated by a laser, unlike standard write-once CDs.

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