Computer Networking
An error-detecting code inserted as a field in a block of data to be transmitted is known as

None of these
Error detecting code
flow control
Frame check sequence
Checksum

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Computer Networking
Which two of the following are true regarding the distance-vector and link-state routing protocols?1. Link state sends its complete routing table out all active interfaces on periodic time intervals.2. Distance vector sends its complete routing table out all active interfaces on periodic time intervals.3. Link state sends updates containing the state of its own links to all routers in the internetwork.4. Distance vector sends updates containing the state of its own links to all routers in the internetwork.

1 only
2 and 3 only
None of these
3 only

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Computer Networking
The term 'duplex' refers to the ability of the data receiving stations to echo back a confirming message to the sender. In full duplex data transmission, both the sender and the receiver

can receive and send data simultaneously
can send or receive data one at a time
can do one way data transmission only
None of these
cannot talk at once

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