Question # 1

A device used for optical character recognition is.

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Cursor

Wand Reader

Pen

MICR reader

Laser printer is an example of.

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Impact

Inkjet

Non Impact

Dot matrix

Which one is harmful for computers?

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Antivirus

Virus

Free ware

Shareware

Identify the LAN Protocol

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Ethernet

FTP

HTTP

TCP/IP

The most familiar input device for computer is.

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Scanner

Graphics tablets

Keyboard

Mouse

CPU provides enabling signal through

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Control bus

Data bus

Address buss

Ordinary buss

An operating system is a;

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System utility

Application software

System software

Software package

Maintenance phase includes

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Improvements

Keep system working

Adopt changes

All of above

If memory location is to be read, CPU place address in.

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MAR

MBR

PC

Accumulator

Collection of 4 bits is called.

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Byte

1 kb

1 MB

Nibble

Thy fly by wise system is used in.

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Medical field

Air line

Education field

Business field

Transmission mode is

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1

2

3

4

Crossing one LAN to another LAN is done over

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Bridges and gateway

Routers

Backbones

MANs

Which of the following media cannot be used an backup.

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Hard Disk

Floppy disk

RAM

Zip disk

The dots that compose the image of a digital photograph are called

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Resolution

Digital points

Pixels

Dot matrix

CBT stands for

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Computer based trade

Computer based training

Certificate based trade

None

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