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31
If one link fails, only that link is affected. All other links remain active. Which topology does this?
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Answer & Solution
Answer: Option B
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32
OSI model means:
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Answer: Option A
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33
Select the correct cable that transport signals in the form of light:
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Answer: Option B
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34
Twisted pair wires, coaxial cable, optical fiber cables are the examples of:
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Answer: Option A
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35
Which of the followings is used in communications is referred to as unshielded twisted-pair (UTP)?
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Answer: Option C
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36
What is Cladding?
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Answer: Option C
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37
Which network is a cross between circuits switched network and a data-gram network?
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Answer: Option B
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38
Select the cable that uses copper conductor, accept and transport signals in the form of electric current?
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Answer: Option C
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39
Number of Unguided Media is:
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Answer & Solution
Answer: Option D
Solution:
Unguided Media: Unguided media refer to the transmission media that do not require any physical conductor or wire. These are primarily used for wireless communication.

There are three main types of unguided media:

1. Radio waves: These are used for long-range communication like broadcasting and mobile communication.
2. Microwaves: These are used for point-to-point communication and satellite communications.
3. Infrared: This is used for short-range communication, such as remote controls and wireless data transfers.

Therefore, the correct answer is Option D: 3 types of unguided media in network communication.
40
Switching at the network layer in the Internet uses the datagram approach to:
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Answer & Solution
Answer: Option D
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