GATE (Graduate Aptitude Test in Engineering) Computer Science: Questions 670 - 675 of 913

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Question number: 670

» 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: 671

» Information Systems and Software Engineering » Information Gathering

MCQ▾

Question

PCs (personal computer) used for-

Choices

Choice (4) Response

a.

multimedia creations

b.

Super Computer

c.

Mini Computer

d.

Question does not provide sufficient data or is vague

Question number: 672

» Information Systems and Software Engineering » Information Gathering

MCQ▾

Question

The problem/s created by viruses is/are-

Choices

Choice (4) Response

a.

Suppress execution of RAM resident programs

b.

Destruction of the file allocation table

c.

Erasing of specific programs or data on disk

d.

All a. , b. and c. are correct

Question number: 673

» 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: 674

» Programming and Data Structures » Binary Heaps

MCQ▾

Question

Binary numbers need more places for counting because -

Choices

Choice (4) Response

a.

They are always big numbers

b.

Binary base is small

c.

Any no. of 0’s can be added in front of them

d.

All a. , b. and c. are correct

Question number: 675

» Information Systems and Software Engineering » Information Gathering

MCQ▾

Question

Modulation is the process of

Choices

Choice (4) Response

a.

Multiplexing various signals into high speed line signals

b.

converting analog signals to digital signals

c.

converting digital signals to analog signals

d.

Question does not provide sufficient data or is vague

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