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(i). Used when you need to erase the data and re-write new information (e.g., updating files). Data written to a CD-RW is not permanent, i.e. it can be overwritten or erased.
(ii). Used to make a practice CD or to test the contents of a CD before making a permanent one.
(iii). More cost effective for near line data storage requirements than CD-R.
Kavungya answered the question on April 2, 2019 at 07:08
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