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 device that inputs data by scanning letters and number is a

Question # 2

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

Question # 3

A magnetized spot represents

Question # 4

The disk storage that uses both a magnet and laser beam.

Question # 5

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

Question # 6

The most common storage devices in a computer system are.

Question # 7

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

Question # 8

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

Question # 9

An arrangement in which data is transmitted in both directions at a time is called

Question # 10

Data transmission speed of wire pair is

Question # 11

The time require for the access arm to get into position over a particular track is.

Question # 12

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

Question # 13

A pictorial screen symbol that represent a computer activity is called

Question # 14

The encoding scheme of data represent as

Question # 15

A computer that accepts handwritten input on a screen.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 The equipment attached to CPU which computer can access are called
A. input output devices
B. peripherals
C. computer components
D. Hardware
2 Data transmission speed of wire pair is
A. 9600 bps
B. 9500 bps
C. 3600 bps
D. 3500 bps
3 Following devices are used in simplex mode
A. Radio
B. Television
C. a , b
D. Multiplexers
4 The encoding scheme of data represent as
A. EBCDIC code
B. ASCII code
C. Unicode
D. All of the above
5 The concept of using several small disk packs that work together as a unit is
A. CD-ROM
B. RAID
C. WORM
D. OMR
6 The cursor can be moved rolling this device on a flat surface.
A. mouse
B. wand reader
C. trackball
D. interactive tablet
7 Which of the following does not support I/O devices
A. speaker
B. OCR
C. joystick
D. ALU
8 Frequency is measured in
A. Channels
B. Hertz
C. Bandwidth
D. Baud
9 The transfer of data from one place to another is called
A. Data processing
B. Data distribution
C. Data communication
D. Data encryption
10 A pictorial screen symbol that represent a computer activity is called
A. touch screen
B. icon
C. miicr
D. pointer

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