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

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

Question # 2

Data transmission speed of wire pair is

Question # 3

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

Question # 4

Soft copy refers to

Question # 5

Imaging used what device to input data.?

Question # 6

Which of the following does not represent an I/O devices?

Question # 7

Laser beam technology is used for.

Question # 8

Records stored on a Direct Access storage device.

Question # 9

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

Question # 10

An example of peripheral devices

Question # 11

Assigning more sector to outer hard disk is called

Question # 12

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

Question # 13

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

Question # 14

Assigning more sector to outer hard disk is called

Question # 15

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

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 The mechanism for reading or writing data in a disk is called a(n).
A. track
B. rotational delay
C. seek time
D. access arm
2 An example of peripheral devices
A. CPU
B. Printer
C. Spreadsheet
D. microcomputer
3 If electrical power supply to a computer system is inadvertently disrupted ,the serious damage would occur to
A. CPU
B. disk
C. CRT
D. printer
4 Which input device is often attached to laptop computers.
A. trackball
B. inscriber
C. graphics display
D. wand reader
5 A storage medium which can not support both direct access and sequential access application is
A.
magnetic drum
B. hard disk
C. magnetic tape
D. floppy disk
6 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
7 Records stored on a Direct Access storage device.
A. must be read in a specific order
B. must be read in groups
C. must be read directly
D. must be read sequentially or directly
8 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
9 To concept of using several small disk packs that work together as a unit is.
A. CD-ROM
B. RAID
C. WORM
D. OMR
10 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

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