Computer Networking
Demodulation is a process of

multiplexing various signals into one high speed line signals
converting digital to analog signals
performing data description.
converting analog to digital signals

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Computer Networking
Which of the following are benefits of VLANs?1. They increase the size of collision domains.2. They allow logical grouping of users by function.3. They can enhance network security.4. They increase the size of broadcast domains while decreasing the number of collision domains.5. They simplify switch administration.6. They increase the number of broadcast domains while decreasing the size of the broadcast domains.

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

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Computer Networking
Which of the following access lists will allow only HTTP traffic into network 196.15.7.0?

access-list 10 deny tcp any 196.15.7.0 eq www
access-list 100 permit 196.15.7.0 0.0.0.255 eq www
access-list 100 permit tcp any 196.15.7.0 0.0.0.255 eq www
access-list 110 permit ip any 196.15.7.0 0.0.0.255

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Computer Networking
Which of the following technique is used for fragment?

a technique used in best-effort delivery systems to avoid endlessly looping packets
a technique used by protocols in which a lower level protocol accepts a message from a higher level protocol and places it in the data portion of the low level frame
None of these
one of the pieces that results when an IP gateway divides an IP datagram into smaller pieces for transmission across a network that cannot handle the original datagram size
All of these

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