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

In a computer system,which of the following has largest number of mechanical components and thus most unreliable :

Question # 2

CD-ROM has the same format as a(n).

Question # 3

A one color screen on a black background is called

Question # 4

A set raw, unprocessed facts, figures and symbols is called

Question # 5

Computer output produced as small film images is called

Question # 6

Records stored on a Direct Access storage device.

Question # 7

To send data, instruction and information you need a

Question # 8

Shift of register by one bit to left in binary code is equivalent to

Question # 9

A device that inputs data by scanning letters and numbers is a.

Question # 10

The CRT technology with the best resolution.

Question # 11

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

Question # 12

The mechanism for reading or writing data in a disk is called a(n).

Question # 13

Which is not beneficial of secondary storage

Question # 14

A pictorial screen symbol that represents a computer activity is called a(n).

Question # 15

Laser beam technology is used for.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 The CRT technology with the best resolution.
A. MICR
B. VGA
C. SVGA
D. LCD
2 To send data, instruction and information you need a
A. Sending device
B. Receiving device
C. Channel device
D. Communication signal
3 The equipment attached to CPU which computer can access are called.
A. hardware
B. input/output devices
C. peripherals
D. computer components
4 A device that inputs data by scanning letters and number is a
A. keyboard
B. wand reader
C. mouse
D. diskette
5 The speed with which a disk can find data being bought is called.
A. access time
B. data transfer time
C. direct time
D. cylinder time
6 The equipment attached to CPU which computer can access are called
A. Hardware
B. input output devices
C. computer components
D. peripherals
7 Which of the following cable is comprised of two separate insulated copper wires that are twisted?
A. Fiber optics
B. Twisted pair wire
C. coax
D. Submarine
8 The voice channel has a bandwidth of
A. 0 - 2 KHz
B. 0 - 4 KHz
C. 5 - 10 KHz
D. 10 - 20 KHz
9 Computer output produced as small film images is called
A. OCR
B. OMR
C. COM
D. LCD
10 Shift of register by one bit to left in binary code is equivalent to
A. addition of 2
B. subtraction of 2
C. division by 2
D. multiplication by 2

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