Question

5. Write a short note on compact disc.​

Answer 1

Explanation:

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A Compact Disc, also called a CD are small plastic discs which store and retrieve computer data or music using light. Compact Discs replaced floppy disks because they were faster and could hold more information. ... CDs that have computer information on them are called CD-ROMs, or Compact Disc - Read Only Memory.

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Answer 2

Compact disc (CD) is a digital optical disc data storage format that was co-developed by Philips and Sony and released in 1982. ... Standard CDs have a diameter of 120 millimetres (4.7 in) and are designed to hold up to 74 minutes of uncompressed stereo digital audio or about 650 MiB of data.

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