Computers (NCO- Cyber Olympiad (SOF) Class 7): Questions 26 - 31 of 62

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Question number: 26

» Computers » Internet & Viruses

Appeared in Year: 2011

MCQ▾

Question

A computer virus is ________.

Choices

Choice (4) Response

a.

Anything that can infect, damage of hijack a PC, and generally make life difficult for its user.

b.

A green layer which appears on hard drive when it comes in contact of air and moisture.

c.

When so much dust accumulates in your computer’s fans that they stop spinning.

d.

All of the above

Question number: 27

» Computers » Memory & Storage Devices

MCQ▾

Question

The following are examples of computer storage devices except ________.

Choices

Choice (4) Response

a.

Diskettes

b.

Zip disks

c.

Scanners

d.

Hard drives

Question number: 28

» Computers » MS-Excel » Editing and Formatting Cells in a Worksheet

MCQ▾

Question

When a formatted number does not fit within a cell, it displays ________.

Choices

Choice (4) Response

a.

#DIV/0

b.

#DIV@

c.

#####

d.

All of the above

Question number: 29

» Computers » Memory & Storage Devices

Appeared in Year: 2011

MCQ▾

Question

Telecomputing involves the transmission of all of the following except which one?

Choices

Choice (4) Response

a.

Text

b.

Sound

c.

Graphics

d.

Disks

Question number: 30

» Computers » Memory & Storage Devices

MCQ▾

Question

Which of the following storage media provides sequential access to data?

Choices

Choice (4) Response

a.

Optical disk

b.

Magnetic disk

c.

Magnetic tap

d.

Floppy disk

Question number: 31

» Computers » Memory & Storage Devices

Appeared in Year: 2011

MCQ▾

Question

All of the following are examples of electronic databases except which one?

Choices

Choice (4) Response

a.

Online catalog

b.

A collection of country music CDs

c.

A CD-ROM encyclopedia

d.

Computerised student information

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