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Computer Networking

Computer Networking
What is the first octet range for a class A IP address?

128 - 191
1 - 127
192 - 255
1 - 126
192 - 223

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Computer Networking
Which of the following modes are valid when a switch port is used as a VLAN trunk?1. Blocking2. Dynamic auto3. Dynamic desirable4. Nonegotiate5. Access6. Learning

2, 3 and 4
4, 5 and 6
2, 4, and 5
1, 2 and 6

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Computer Networking
An error detecting code is which code is the remainder resulting from dividing the bits to be checked by a predetermined binary number, is known as

Error detecting code
Checksum
Error rate
Cyclic redundancy check
None of these

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Computer Networking
Which switch is a multistage switch with micro switches at each stage that route the packets based on the output port represented as a binary string?

Packet switch
Banyan switch
Multistage crossbar
Crossbar switch

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Computer Networking
In CRC there is no error if the remainder at the receiver is _____.

None of these
nonzero
the quotient at the sender
zero
equal to the remainder at the sender

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Computer Networking
One important characteristic of the hub architecture of ARC-net is

None of these
access control and addressing
multiple virtual networks
directionalized transmission
alternative routing

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