(i) Writable/recoverable CDs
CD (compact disk)
This refers to a storage media which utilizes laser technology to store massive quantities of
data in a highly compact form.
Writable/recoverable CDs are a form of CDs which allow users to rewrite data on the CDs
several times. They are useful when data to be stored on the disk is subject to occasional
updates.
(ii) DVDs
This stands for digital video disks or digital versatile disks. This is a high capacity optical (i.e.
utilizes laser technology) storage medium that can store full-length videos and large amounts
of data. DVDs are used for storing movies, music, encyclopedias, books, etc
gregorymasila answered the question on November 22, 2017 at 15:36
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