Introduction to Computers (CBSE-NET (UGC) Paper-I): Questions 25 - 31 of 135

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Question number: 25

» Introduction to Computers » Computer Memory & Data Storage

Appeared in Year: 2014

MCQ▾

Question

When the computer is booting, BIOS is loaded to the memory by (June)

Choices

Choice (4) Response

a.

TCP

b.

CD-ROM

c.

RAM

d.

ROM

Question number: 26

» Introduction to Computers » Components of a Computer

MCQ▾

Question

Demodulation is the process of ________.

Choices

Choice (4) Response

a.

Converting digital signals to analog signals

b.

Combining many low speed signals into one high speed channel

c.

Converting analog signals to digital signals

d.

None of the above

Question number: 27

» Introduction to Computers » Components of a Computer

MCQ▾

Question

Which of the following is not an operating system

Choices

Choice (4) Response

a.

UNIX

b.

MS-DOS

c.

Mac OS

d.

PASCAL

Question number: 28

» Introduction to Computers » Internet

Appeared in Year: 2013

MCQ▾

Question

Which of the following is a social network? (December)

Choices

Choice (4) Response

a.

Twitter

b.

gmail. com

c.

amazon. com

d.

eBay

Question number: 29

» Introduction to Computers » Computer Memory & Data Storage

MCQ▾

Question

ASCII

Choices

Choice (4) Response

a.

is 7 bit binary code

b.

represent symbolic, numeric and alphanumeric characters

c.

developed by American National Standards Institute (ANSI)

d.

All a. , b. and c. are correct

Question number: 30

» Introduction to Computers » Components of a Computer

MCQ▾

Question

CD-ROM stands for

Choices

Choice (4) Response

a.

Compact Data Read Only Memory

b.

Compactable Read Only Memory

c.

Compact Disk Read Only Memory

d.

Compactable Disk Read Only Memory

Question number: 31

» Introduction to Computers » Network

MCQ▾

Question

Error detection at a data link level is achieved by?

Choices

Choice (4) Response

a.

Hamming codes

b.

Bit stuffing

c.

Cyclic redundancy check

d.

Equalization

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