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Computer Networking

Computer Networking
A modulator converts a _____ signal to a(n) _____ signal.

PSK; FSK
None of these
FSK; PSK
digital; analog
analog; digital

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Computer Networking
What does the command routerA (config) #line cons 0 allow you to perform next?

Disable console connections.
Set your console password.
Shut down the router.
Set the Telnet password.

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Computer Networking
You want to ping the loopback address of your local host(with IPv6). What will you type?

ping ::1
ping 0.0.0.0
ping 127.0.0.1
trace 0.0.::1

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Computer Networking
A 6-MHz channel is used by a digital signaling system utilizing 4-level signals. What is the maximum possible transmission rate?

6 Mband/sec
1.5 Mbaud/sec
None of these
24 Mbaud/sec
12 Mbaud/sec

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Computer Networking
Unmodulated signal coming from a transmitter is know as

Carrier signal
None of these
Primary signal
Baseband signal

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Computer Networking
An anticipated result from multiprogramming operations is:

reduced computer idle time
better scheduling of work
the handling of more jobs
All of these
None of these

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