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Subject :ICSO    Class : Class 4

Which of the following is the write-once optical disc data storage?

ACD-RW
BCD-W
CCD-B
DCD-R


Ans 1:

Class : Class 8
explain master answer as question may come in IMO OOOPS,... {IMO is 'round the corner so I'm again and again typing IMO}NCO

Ans 2:

Class : Class 5

Ans 3:

Class : Class 6
Answer is CD-R

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