COMPUTER NETWORKING QUIZ

Which of the following types of connections can use full duplex?1. Hub to hub2. Switch to switch3. Host to host4. Switch to hub5. Switch to host

2, 3 and 5

3 and 5

1, 2 and 4

3 and 4

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Stephanie is in charge of a small network and wants to make it simple but secure. The users want to have full control over their data and still be able to share data with the rest of the office. The networking knowledge of the office staff is basic. Which network(s) would be the best for Stephanie to set up?

Server-based

WAN

Peer-to-peer

Master domain

Share-level

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What is route poisoning?

It prevents regular update messages from reinstating a route that has just come up.

It sends back the protocol received from a router as a poison pill, which stops the regular updates.

It describes when a router sets the metric for a downed link to infinity.

It is information received from a router that can't be sent back to the originating router.

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For connecting modem, a computer must be equipped with a port that conforms to the RS-232 standard of the Electronic Industries Association of America. What do the letters 'RS' stand for?

Registered source

Recommended standard

Recognised standard

None of these

Random sequence

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A 4 KHz noise less channel with one sample ever 125 per sec is used to transmit digital signals. If Delta modulation is selected, then how many bits per second are actually sent?

8 kbps

64 kbps.

32 kbps

None of these

128 kbps

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In a synchronous modem, the digital-to-analog converter transmits signal to the

equalizer

None of these

demodulator

terminal

modulator

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A front-end processor is

a minicomputer that relieves main-frame computers at a computer centre of communications control functions

None of these

a user computer system

a processor in a large-scale computer that executes operating system instructions

preliminary processor of batch jobs.

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Which of the following is a voiceband channel?

Coaxial cable

Microwave systems

Telephone line

Telegraph line

None of these

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Which of the following medium access control technique is used for bus/tree?

CSMA

token ring

None of these

MAC

token bus

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Which of the following TCP/IP internet protocol a diskless machine uses to obtain its IP address from a server?

RDP

RIP

RARP

X.25

None of these

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