MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

COMPUTER NETWORKING

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

Which media type is least susceptible to external interference, including EMI and RFI?

A	UTP
B	fiber optic
C	STP
D	wireless

Explanation:

Detailed explanation-1: -Fiber Optic is least susceptible.

Detailed explanation-2: -Fiber cable is not susceptible to signal loss from electromagnetic interference (EMI) or radio frequency interference (RFI). Two common sources of EMI are from electric power cables or fluorescent light fixtures that are too close to signal cables.

Detailed explanation-3: -Electromagnetic interference (EMI) or radio frequency interference (RFI)-EMI and RFI signals can distort and corrupt the data signals being carried by copper media. Potential sources of EMI and RFI include radio waves and electromagnetic devices such as fluorescent lights or electric motors as shown in the figure.

Detailed explanation-4: -Fiber optic cables are great for staying unaffected by signal interference. The characteristics of fiber optic cables have given this cable type a special superiority over other cable types like twisted-pair cables, coaxial cables, etc.

There is 1 question to complete.