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Computer Networking

Computer Networking
Communication between computers is almost always

serial
direct
series parallel
None of these
parallel

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Computer Networking
In a broad Sense, a railway track is an example of

Full Duplex
Half Duplex
Simplex
All of these

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Computer Networking
Compared to analog signals, digital signals

allow faster transmission
None of these
All of these
are more accurate
both A and B

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Computer Networking
Which layer 1 devices can be used to enlarge the area covered by a single LAN segment?1. Switch2. NIC3. Hub4. Repeater5. RJ45 transceiver

3 and 4
All of these
1 and 3
1 only
5 only

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Computer Networking
You have a network that needs 29 subnets while maximizing the number of host addresses available on each subnet. How many bits must you borrow from the host field to provide the correct subnet mask?

3
5
4
2

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Computer Networking
Which of the following summation operation is performed on the bits to check an error-detecting code?

Checksum
Codec
Attenuation
Coder-decoder
None of these

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