Computer Networks Multiple Choice Questions with Answers | Data Communication Objective Questions
Questions
1
The exact format of frame in case of synchronous transmission depends on whether transmission scheme is :
Answer: Option [C]
The exact format of frame in case of synchronous transmission depends on whether transmission scheme is either character oriented or bit oriented
2
For carrying digital data over long distance using either analog signal or digital signal at approximately spaced points, we must have
Answer: Option [D]
In case of long distance transmission we use amplifier or repeater. An amplifier enhances the strength of input signal. On the otherhand repeaters receives a signal and retransmits the same signal after increasing the power.
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4
Which of the following is not a guided transmission line ?
Answer: Option [D]
Laser beam is a unguided transmission medium without wires. The receiver must be in the line of sight to receive the signal.
5
The highest data rate is provided by which of the following medium ?
Answer: Option [B]
The highest data rate provided by optical fiber.
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