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

A storage medium which can not support both direct access and sequential access application is

Question # 2

A device that inputs data by scanning letters and number is a

Question # 3

An example of peripheral equipment

Question # 4

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

Question # 5

The major disadvantage of magnetic tapes is.

Question # 6

The most common storage devices in a computer system are.

Question # 7

Personal computer user may wish to increase their hard disk storage capacity with

Question # 8

The equipment attached to CPU which computer can access are called.

Question # 9

The ___________ is the physical path over which a message travels.

Question # 10

To send data, instruction and information you need a

Question # 11

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

Question # 12

A computer that accepts handwritten input on a screen.

Question # 13

The major disadvantage of magnetic tape is

Question # 14

A magnetized spot represents.

Question # 15

Personal computer users may wish to increase their hard disk storage capacity with.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 The voice channel has a bandwidth of
A. 0 - 2 KHz
B. 0 - 4 KHz
C. 5 - 10 KHz
D. 10 - 20 KHz
2 To most commonly used output device today is a.
A. CRT monitor
B. keyboard
C. mouse
D. card punch
3 Analog signal is measured in
A. Volts
B. Pulses
C. Hertz
D. WATTS
4 The time require for the access arm to get into position over a particular track is.
A. rotational delay
B. data transfer
C. seek time
D. head switching
5 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
6 A graph prepared by a computer.
A. Is its output
B. Is the piece of information to user
C. Is a hard copy
D. All of the above
7 Shift of a 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
8 Another word for printer.
A. monochrome
B. microfiche
C. pixel
D. cursor
9 Which of the following does not represent an I/O devices?
A. speaker
B. OCR
C. Joystick
D. ALU
10 Internal modem is connected to
A. DCE cable
B. RJ 45 cable
C. RS 232 serial port
D. DTE cable

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  • muhammad awais

    muhammad awais

    27 Oct 2018

    please find computer science mcqs

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