Computer Networks-ISO-OSI Stack (GATE Computer Science): Questions 60 - 67 of 69

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Question number: 60

» Computer Networks » ISO-OSI Stack

MCQ▾

Question

Which topology, each device has a dedicated point-to-point connection with only the two devices on either side of it?

Choices

Choice (4) Response
a.

Mesh topology

b.

Ring topology

c.

Bus topology

d. None of the above

Question number: 61

» Computer Networks » ISO-OSI Stack

MCQ▾

Question

The main functions performed by network layer (L3) protocols are

Choices

Choice (4) Response
a.

Routing and addressing

b.

Switching

c.

Gateway

d. All of the above

Question number: 62

» Computer Networks » ISO-OSI Stack

MCQ▾

Question

Packet transmission is related to

Choices

Choice (4) Response
a.

Data link layer

b.

Application layer

c.

Network layer

d. None of the above

Question number: 63

» Computer Networks » ISO-OSI Stack

MCQ▾

Question

Internet accessed by

Choices

Choice (4) Response
a.

Dial up connection

b.

leased line

c.

ISDN

d. All a. , b. and c. are correct

Question number: 64

» Computer Networks » ISO-OSI Stack

MCQ▾

Question

In case of Bus/Tree topology signal balancing issue is overcome by

Choices

Choice (4) Response
a.

Modulation

b.

Polling

c.

Segmentation

d. None of the above

Question number: 65

» Computer Networks » ISO-OSI Stack

MCQ▾

Question

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

Choices

Choice (4) Response
a.

Narrow band channel

b.

Full duplex lines

c.

Simplex lines

d.

Mixed band channels

Question number: 66

» Computer Networks » ISO-OSI Stack

MCQ▾

Question

Repeaters function of which layer

Choices

Choice (4) Response
a.

Physical layer

b.

Data layer

c.

Network layer

d. Question does not provide sufficient data or is vague

Question number: 67

» Computer Networks » ISO-OSI Stack

MCQ▾

Question

Encryption and decryption are functions of the which layer

Choices

Choice (4) Response
a.

transport layer

b.

Application layer

c.

Presentation layer

d. All of the above

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