Computer Networking
Which of the following condition is used to transmit two packets over a medium at the same time?

Asynchronous
Collision
Contention
Synchronous
None of these

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Computer Networking
You type show running-config and get this output:[output cut]Line console 0 Exec-timeout 1 35 Password BIXPASSWD Login[output cut]What do the two numbers following the exec-timeout command mean?

If you're connected to the router by a Telnet connection, input must be detected within 1 minute and 35 seconds or the connection will be closed.
If no router activity has been detected in 1 hour and 35 minutes, the console will be locked out.
If no command has been typed in 35 seconds, the console connection will be closed.
If no commands have been typed in 1 minute and 35 seconds, the console connection will be closed.

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Computer Networking
Modulation is the process of

converting digital signals to analog signals
converting analog signals to digital signals
performing data encryption.
Multiplexing various signals into high speed line signals

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