Computer Networking
In CRC the quotient at the sender

becomes the divisor at the receiver
becomes the dividend at the receiver
is discarded
is the remainder

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

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
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 in best-effort delivery system to avoid endlessly looping packets.

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