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

None of these
a technique used in best-effort delivery systems to avoid endlessly looping packets.
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
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.

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Computer Networking
HMP (Host Monitoring Protocol) is:

a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address
None of these
a protocol that handles error and control messages
a TCP/IP high level protocol for transferring files from one machine to another.
a protocol used to monitor computers

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Computer Networking
Demodulation is a process of

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

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