Computer Networks (GATE Computer Science): Questions 15 - 20 of 169

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Question number: 15

» Computer Networks » TCP-UDP and Sockets

MCQ▾

Question

A system is using NRZ-I to transfer 20-Mbps data. What are the average signal rate and minimum bandwidth?

Choices

Choice (4) Response
a.

100

b.

500

c.

600

d.

800

Question number: 16

» Computer Networks » Congestion Control

MCQ▾

Question

Another term for CSMA/CD and the IEEE 802.3 standard is.

Choices

Choice (4) Response
a.

Token ring

b.

Ethernet

c.

FDDI

d. Question does not provide sufficient data or is vague

Question number: 17

» Computer Networks » Application Layer Protocols

MCQ▾

Question

File Transfer Protocol (FTP) is the standard mechanism provided by ________for copying a file from one host to another.

Choices

Choice (4) Response
a.

TCP/IP

b.

UDP

c.

FTP

d. Question does not provide sufficient data or is vague

Question number: 18

» Computer Networks » Digital Signature

MCQ▾

Question

A2.0 kHz signal is sampled at the rate of 2.8 kHz and the samples are applied to an ideal rectangular LPF with cut-off frequency of 2.2 kHz, then the output of the filter contains

Choices

Choice (4) Response
a.

800Hz, 900 and 100 Hz components

b.

800 Hz and 100 Hz components

c.

Only 800 Hz component

d.

800 Hz and 900 Hz components

Question number: 19

» Computer Networks » Application Layer Protocols

MCQ▾

Question

TFTP stands for

Choices

Choice (4) Response
a.

Trivial Format Transfer Protocol

b.

Trivial File Transfer Protocol

c.

Transport layer security

d. Question does not provide sufficient data or is vague

Question number: 20

» Computer Networks » IP(v4)

MCQ▾

Question

An organization wants to implement policies for its web pages. It allows access to those who had previous association with it and deny others. What is the solution it must adopt?

Choices

Choice (4) Response
a.

Proxy Firewall

b.

SSL

c.

Packet filter firewall

d.

Firewall

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