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 us transmitted block by block in

Question # 2

Coaxial and fiber cables are examples of media

Question # 3

Computer output produced as small film images is called.

Question # 4

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

Question # 5

CD-ROM has the same format as

Question # 6

CD-ROM has the same format as

Question # 7

Imaging used what device to input data.?

Question # 8

Computer output produced as small film images is called

Question # 9

Communication between a computer and keyboard involes __________ transmission.

Question # 10

All of the following are Guided Communication media except

Question # 11

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

Question # 12

Assigning more sectors to outer disk tracks is called.

Question # 13

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

Question # 14

A digital computer system consists of a central processing unit (CPU) interfaced with.

Question # 15

The major disadvantage of magnetic tape is

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 The cursor can be moved rolling this device on a flat surface.
A. mouse
B. wand reader
C. trackball
D. interactive tablet
2 Data transmission speed of wire pair is
A. 9600 bps
B. 9500 bps
C. 3600 bps
D. 3500 bps
3 The ability to return a change disk record to its original location is called
A. magneto optical
B. rotational delay
C. updating in place
D. multimedia
4 CD-ROM has the same format as
A. DAT
B. diskette
C. audio compact disk
D. backup tape
5 A device used for optical-character recognition is a.
A. wand reader
B. light pen
C. mouse
D. MICR reader
6 DASD refers to.
A. disk storage
B. track
C. tape storage
D. sorting
7 The major disadvantage of magnetic tape is
A. cost
B. unreliability of store data
C. slow data recording
D. data is accessed sequentially
8 The transfer of data from one place to another is called
A. Data processing
B. Data distribution
C. Data communication
D. Data encryption
9 The ability to return a changed disk record to its original location is called.
A. magneto-optical
B. rotational delay
C. multimedia
D. updating in place
10 A pictorial screen symbol that represent a computer activity is called
A. pointer
B. touch screen
C. miicr
D. icon

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