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

Data transmission speed of wire pair is

Question # 2

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

Question # 3

The most commonly used output devices in a computer system are

Question # 4

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

Question # 5

CD-ROM has the same format as

Question # 6

The CRT technology with the best resolution.

Question # 7

Soft copy refers to

Question # 8

CD-ROM has the same format as

Question # 9

Abother word for printer

Question # 10

The ability to return a change disk record to its original location is called

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

A disk pack within a selected data module is a

Question # 15

A magnetized spot represents

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 A pictorial screen symbol that represent a computer activity is called
A. pointer
B. touch screen
C. miicr
D. icon
2 Which input device is often attached to laptop computers.
A. trackball
B. inscriber
C. graphics display
D. wand reader
3 A way of physically organizing data on a disk pack to minimize seek time uses.
A. sequential file
B. removable hard
C. the cylinder method
D. Winchester technology
4 A device that inputs data by scanning letters and number is a
A. keyboard
B. wand reader
C. mouse
D. diskette
5 The disk storage that use both magnet and laser beam
A. hashing
B. magneto optical
C. CD-ROM
D. WORM
6 The mechanism for reading or writing data in a disk is called
A. track
B. rorational delay
C. access arm
D. seek time
7 The time required 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
8 Coaxial and fiber cables are examples of media
A. Guided
B. Router
C. Un-guided
D. Simplex
9 An example of peripheral devices
A. CPU
B. Printer
C. Spreadsheet
D. microcomputer
10 Data is transmitted character by character in
A. Synchronous mode
B. Asynchronous mode
C. Remote communication
D. Satellite mode

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