Subject :NCO Class : Class 6
Subject :NCO Class : Class 6
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Subject :NCO Class : Class 5
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Subject :NCO Class : Class 5
Ans 3:
Class : Class 7
The dot matrix printer is an impact printer. It prints by striking a ribbon. A few versions of Impact printers are chain wheel,drum and etc.
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Subject :NCO Class : Class 5
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Subject :NCO Class : Class 4