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Computer Networking

Computer Networking
Communication between computers is almost always

parallel
series parallel
None of these
direct
serial

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Computer Networking
The frequency range : 300 kHz to 3 MHz is used for

AM radio transmission
None of these
microwave communications, satellite and radar
FM radio transmission
TV transmission

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Computer Networking
Which network has connectivity range up to 10 meters?

WAN
MAN
LAN
PAN

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Computer Networking
What command is used to create a backup configuration?

copy running-config startup-config
wr mem
config mem
copy running backup

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Computer Networking
What should the configuration register value be after you successfully complete the password recovery procedure and return the router to normal operation?

0x2102
0x2142
0x2101
0x2100

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Computer Networking
Computers cannot communicate with each other directly over telephone lines because they use digital pulses whereas telephone lines use analog sound frequencies. What is the name of the device which permits digital to analog conversion at the start of a long distance transmission?

None of these
Modem
Interface
Teleprocessor
Attenuation

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