Bandwidth refers to
Answer: D
Correct answer: the amount of information a communications medium can transmit
Bandwidth measures capacity - how much can be carried per unit of time. It is a property of the medium, not of its cost or of what a network stores.
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Which of the following is considered a broad band communication channel?
Answer: D
Correct answer: All of these
Broadband means a channel of wide bandwidth, and coaxial cable, microwave links and optical fibre all qualify - each carries far more than a single voice channel.
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What are the requirements of wide area networks?
Answer: D
Correct answer: All of the above
A wide area network needs compatible equipment at each site, communication links of adequate bandwidth to span the distance, and processing capable of handling the traffic.
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When computers are connected in LAN then
Answer: A
Correct answer: Computers can share information and share peripheral equipment
A LAN allows files and devices to be shared. It does not make any individual machine faster, and reaching the internet requires a further connection beyond the local network.
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