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Boopathisankar Muthuraj
's Polls
Computer Awarenes
A compact disc (CD) is a data storage system of the type:
Optical
2 votes (33%)
Optical
Magnetic
4 votes (66%)
Magnetic
Electrical
0 votes (0%)
Electrical
Electromechanical
0 votes (0%)
Electromechanical
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6 votes
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Wolmal
(256 symbols max)
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