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

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

Question # 2

To concept of using several small disk packs that work together as a unit is.

Question # 3

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

Question # 4

An example of peripheral equipment

Question # 5

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

Question # 6

A hard disk can be backed up efficiently using.

Question # 7

Soft copy refers to.

Question # 8

To most commonly used output device today is a.

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

Assigning more sector to outer hard disk is called

Question # 13

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

Question # 14

Records stored on a Direct Access storage device.

Question # 15

Soft copy refers to

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 The most commonly used character code/s transmission is/are
A. EBCDIC
B. ASCII
C. both EBCDIC and ASCII
D. nethier EBCDIC and ASCII
2 A one color screen on a black background is called
A. monochrome
B. addressable
C. blank
D. lcd
3 The transfer of data from one place to another is called
A. Data processing
B. Data distribution
C. Data communication
D. Data encryption
4 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
5 The major disadvantage of magnetic tapes is.
A. cost
B. unreliability of store data
C. slow data recording
D. data is to be accessed sequentially
6 To send data, instruction and information you need a
A. Sending device
B. Receiving device
C. Channel device
D. Communication signal
7 CD-ROM has the same format as
A. DAT
B. diskette
C. audio compact disk
D. backup tape
8 Coaxial and fiber cables are examples of media
A. Guided
B. Router
C. Un-guided
D. Simplex
9 A device that inputs data by scanning letters and numbers is a.
A. keyboard
B. wand reader
C. mouse
D. diskette
10 Data us transmitted block by block in
A. Asynchronous mode
B. Synchronous mode
C. Communication mode
D. Satellite mode

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