COMPUTER NETWORKING QUIZ

Which is also known as a connectionless protocol for a packet-switching network that uses the Datagram approach?

IPV4

None of these

IPV6

IPV5

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If digital data rate of 9600 bps is encoded using 8-level phase shift keying (PSK) method, the modulation rate is

None of these

3200 bands

1200 bands

9600 bands

4800 bands

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

RARP

X.25

RIP

None of these

RDP

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The coming together of three technologies i.e. microelectronics, computing and communications has ushered in

business revolution

information explosion

None of these

educational upgradation

information technology

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A network administrator views the output from the show ip route command. A network that is advertised by both RIP and IGRP appears in the routing table flagged as an IGRP route. Why is the RIP route to this network not used in the routing table?

IGRP has a lower administrative distance.

RIP has a higher metric value for that route.

IGRP has a faster update timer.

The IGRP route has fewer hops.

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Which file transfer protocol uses UDP?

FTP

TFTP

None of these

NFS

TELNET

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Which of the following communications lines is best suited to interactive processing applications?

narrowband channels

simplex lines

full-duplex lines

mixed band channels

None of these

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TCP is:

Connection orientated and unreliable

None of these

Connectionless and unreliable

Connection orientated and reliable

Operates at the Data Link layer

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Which of the following ISO level is more closely related to the physical communications facilities?

Data Link

Application

Session

Networking

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The research and development department at your office has been experimenting with different technologies to help improve the performance of the network. One group has been examining the use of a broadband network versus a based band network. Select the correct statement about broadband and baseband.

Broadband networks carry several channels on a single cable, whereas in a baseband network several cables carry one channel

Baseband refers to local area networks, and broadband refers to wide area networks.

Baseband operates at a standard bit rate, whereas broadband may operate at different rates as needed

Broadband and baseband refer to the different frequencies at which infrared operates then transmitting signals in certain conditions

Baseband networks carry a single channel on a single cable, whereas broadband networks carry several channels on a single cable

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