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Which device operates at the Data Link layer? a) Router b) Hub c) Switch d) Modem Answer: c computer awareness arihant pdf free
A technical but essential section covering how computers process information. It teaches conversions between binary, octal, decimal, and hexadecimal number systems, as well as basic binary arithmetic. 6. Networking and the Internet It teaches conversions between binary, octal, decimal, and
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Write down MS Office shortcuts and protocol types in a separate notebook for quick revision.
Understanding the Importance of Computer Awareness in Competitive Exams
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