Which layer of the OSI model adds source and destination MAC addresses to frames?

A. Network
B. Data Link
C. Transport
D. Presentation

Answer: B

Computer Science & Information Technology

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What keyword(s) should you use to initiate a for-loop in C#?

A. while B. do C. repeat each D. for

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What method can be used to accept user input from the keyboard on the console?

A. Next() B. NextLine() C. ReadLine() D. Input()

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Layer 6 of the OSI model is called the ____________________ layer.

Fill in the blank(s) with the appropriate word(s).

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A cache of records retrieved from some data source that may contain one or more tables from the data source describes a(n) ____.

A. database B. dataset C. data adapter D. data reader

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