ECAT Pre Computer Science MCQ Test For Computer Chapter 3 With Answer

MCQ's Test For ECAT Computer Science Chapter 3 The Peripheral Devices

Try The MCQ's Test For ECAT Computer Science Chapter 3 The Peripheral Devices

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ECAT Computer Science Chapter 3 The Peripheral Devices

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Question # 1

The major disadvantage of magnetic tapes is.

Question # 2

A one-color screen on a black background is called.

Question # 3

A magnetized spot represents

Question # 4

Assigning more sector to outer hard disk is called

Question # 5

The cursor can be moved rolling this device on a flat surface.

Question # 6

Another word for printer.

Question # 7

Data transmission speed of wire pair is

Question # 8

To concept of using several small disk packs that work together as a unit is.

Question # 9

Which of the following does not support I/O devices

Question # 10

The mechanism for reading or writing data in a disk is called

Question # 11

To most commonly used output device today is a.

Question # 12

A bar code reader is an example of a(n).

Question # 13

A device used for optical character recognition is

Question # 14

The voice channel has a bandwidth of

Question # 15

Imaging used what device to input data.?

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 A digital computer system consists of a central processing unit interfaced with
A. input devices
B. auxiliary storage
C. output devices
D. all of above
2 The most commonly used character code/s transmission is/are
A. EBCDIC
B. ASCII
C. both EBCDIC and ASCII
D. nethier EBCDIC and ASCII
3 A device used for optical character recognition is
A. wand reader
B. light pen
C. mouse
D. micr reader
4 Internal modem is connected to
A. DCE cable
B. RJ 45 cable
C. RS 232 serial port
D. DTE cable
5 A device that inputs data by scanning letters and number is a
A. keyboard
B. wand reader
C. mouse
D. diskette
6 The ___________ is the physical path over which a message travels.
A. Single
B. Double
C. Protocol
D. Medium
7 Analog signal is measured in
A. Volts
B. Pulses
C. Hertz
D. WATTS
8 A magnetized spot represents
A. cpi
B. MB
C. 0 bit
D. 1 bit
9 Personal computer users may wish to increase their hard disk storage capacity with.
A. higher density
B. DAT
C. read only media
D. removable hard disk cartridge
10 A disk pack within a selected data module is a
A. backup unit
B. Winchester
C. diskette
D. Cd-Rom

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