Answer any three (3) of the questions below. Answer only 3. A) Why is a data link layer switch preferred over a hub? B)
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Answer any three (3) of the questions below. Answer only 3. A) Why is a data link layer switch preferred over a hub? B)
Answer any three (3) of the questions below. Answer only 3. A) Why is a data link layer switch preferred over a hub? B) How does the sliding window protocol aid in flow control? C) What are guard bands and why are they used? D) How is a channel defined in FDM? How is a channel defined in TDM? E) What are the differences between connection-oriented and connection-less communications?
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