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

Which of the following cable is comprised of two separate insulated copper wires that are twisted?

Question # 2

The speed at which a disk can find data being bought is called

Question # 3

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

Question # 4

Word is 16 bits is

Question # 5

A digital computer system consists of a central processing unit interfaced with

Question # 6

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

Question # 7

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

Question # 8

Which input device is often attached to laptop computers:

Question # 9

Communication between a computer and keyboard involes __________ transmission.

Question # 10

A color screen with the best resolution

Question # 11

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

Question # 12

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

Question # 13

Data is transmitted character by character in

Question # 14

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

Question # 15

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

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Assigning more sector to outer hard disk is called
A. data transfer
B. randomizing
C. sectoring
D. zone recording
2 The equipment attached to CPU which computer can access are called
A. input output devices
B. peripherals
C. computer components
D. Hardware
3 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
4 Communication between a computer and keyboard involes __________ transmission.
A. Half duplex
B. Full-duplex
C. Simplex
D. Automatic
5 The most commonly used output devices in a computer system are
A. printers and monitors
B. disk drives and printers
C. disk drive and tape drives
D. tape drive and keyboards
6 Which of the following does not represent an I/O devices?
A. speaker
B. OCR
C. Joystick
D. ALU
7 The equipment attached to CPU which computer can access are called.
A. hardware
B. input/output devices
C. peripherals
D. computer components
8 To concept of using several small disk packs that work together as a unit is.
A. CD-ROM
B. RAID
C. WORM
D. OMR
9 CD-ROM has the same format as a(n).
A. backup tape
B. DAT
C. diskette
D. audio compact disk
10 The most commonly used character code/s transmission is/are
A. EBCDIC
B. ASCII
C. both EBCDIC and ASCII
D. nethier EBCDIC and ASCII

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