Computer Networks-ISO-OSI Stack (GATE Computer Science): Questions 32 - 38 of 69

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Question number: 32

» Computer Networks » ISO-OSI Stack

MCQ▾

Question

A ________ looks at each packet’s header to determine where the packet should go.

Choices

Choice (4) Response

a.

Bridge

b.

Router

c.

Gateway

d.

None of the above

Question number: 33

» Computer Networks » ISO-OSI Stack

MCQ▾

Question

A machine that connects to two or more electronic mail systems and transfers mail m essages among them is known as

Choices

Choice (4) Response

a.

mail gateway

b.

Gateways

c.

bridges

d.

None of the above

Question number: 34

» Computer Networks » ISO-OSI Stack

MCQ▾

Question

Demodulation is the process of

Choices

Choice (4) Response

a.

converting analog signals to digital signals

b.

converting digital signals to analog signals

c.

combining many low speed channels into one high speed channel

d.

None of the above

Question number: 35

» Computer Networks » ISO-OSI Stack

MCQ▾

Question

Devices interconnected by the LAN should include

Choices

Choice (4) Response

a.

bridges and gateways

b.

mass storage device, printers and plotters

c.

Computers and terminals

d.

All a. , b. and c. are correct

Question number: 36

» Computer Networks » ISO-OSI Stack

MCQ▾

Question

What are the data transmission channels available for carrying data from one location to another?

Choices

Choice (4) Response

a.

Voice band

b.

Narrowband

c.

Broadband

d.

All a. , b. and c. are correct

Question number: 37

» Computer Networks » ISO-OSI Stack

MCQ▾

Question

Which address is the loopback address?

Choices

Choice (4) Response

a.

127.0. 0.0

b.

127.0. 0.1

c.

0.0. 0.1

d.

None of the above

Question number: 38

» Computer Networks » ISO-OSI Stack

MCQ▾

Question

A central computer surrounded by one or more satellite computers is called a

Choices

Choice (4) Response

a.

star network

b.

ring network

c.

bus network

d.

None of the above

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