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

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

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Computer Networking
The main difference between synchronous and asynchronous transmission is

the pulse height is different.
the clocking is derived from the data in synchronous transmission
None of these
the clocking is mixed with the data in asynchronous transmission
the bandwidth required is different

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Computer Networking
You copy a configuration from a network host to a router's RAM. The configuration looks correct, yet it is not working at all. What could the problem be?

You copied the wrong configuration into RAM.
The copy did not override the shutdown command in running-config.
You copied the configuration into flash memory instead.
The IOS became corrupted after the copy command was initiated.

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