Computer Networking
Which of the following technique is used for Time-To-Line (TTL)?

a technique used in best-effort delivery system to avoid endlessly looping packets.
All 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.
None 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
Communication network is

the condition with two or more stations attempt to use the same channel at the same time
one or more conductors that serve as a common connection for a related group of devices
None of these
a collection of interconnected functional units that provides a data communications service among stations attached to the network
a continuous frequency capable of being modulated or impressed with a second signal

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Computer Networking
Bandlimited signal is

simultaneous transmission of data to a number of stations
transmission of signals without modulation
a signal all of whose energy is contained within a finite frequency range
None of these
All of these

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