Question

write a note on data CD​

Answer 1

Answer:

Compact disc (CD) is a digital optical disc data storage format that was co-developed by Philips and Sony and released in 1982. The format was originally developed to store and play only digital audio recordings (CD-DA) but was later adapted for storage of data (CD-ROM).

Explanation:

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Answer 2

Answer:

some organisations collect economic information and find statistical information from it . they are known as data CD's.