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COSMIC | COMPUTER-2 | CH-1 : INTRODUCTION TO COMPTUER
COSMIC | COMPUTER-2 | CH-2 : PARTS OF A COMPUTER
COSMIC | COMPUTER-2 | CH-3 : WORKING OF A COMPUTER
COSMIC | COMPUTER-2 | CH-4 : START AND SHUT DOWN A COMPUTER
COSMIC | COMPUTER-2 | CH-5 : USES OF A COMPUTER
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