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

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

Question # 2

Data us transmitted block by block in

Question # 3

A disk pack within a selected data module is a

Question # 4

Which is not beneficial of secondary storage

Question # 5

The cursor can be moved rolling this devices on a flat surface:

Question # 6

Data transmission speed of wire pair is

Question # 7

A device used for optical-character recognition is a.

Question # 8

A way of physically organizing data on a disk pack to minimize seek time uses.

Question # 9

A magnetized spot represents.

Question # 10

The transfer of data from one place to another is called

Question # 11

To send data, instruction and information you need a

Question # 12

If electrical power supply to a computer system is inadvertently disrupted, the serious damage would occur to.

Question # 13

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

Question # 14

A storage medium which cannot support both direct-access and sequential-access application is.

Question # 15

Frequency is measured in

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 CD-ROM has the same format as
A. DAT
B. diskette
C. audio compact disk
D. backup tape
2 The voice channel has a bandwidth of
A. 0 - 2 KHz
B. 0 - 4 KHz
C. 5 - 10 KHz
D. 10 - 20 KHz
3 Imaging used what devices to input data?
A. scanner
B. barcode reader
C. icon
D. tablet
4 Which of the following does not support I/O devices
A. speaker
B. OCR
C. joystick
D. ALU
5 Data is transmitted character by character in
A. Synchronous mode
B. Asynchronous mode
C. Remote communication
D. Satellite mode
6 Internal modem is connected to
A. DCE cable
B. RJ 45 cable
C. RS 232 serial port
D. DTE cable
7 To send data, instruction and information you need a
A. Sending device
B. Receiving device
C. Channel device
D. Communication signal
8 The time require 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
9 Data transmission speed of wire pair is
A. 9600 bps
B. 9500 bps
C. 3600 bps
D. 3500 bps
10 The ___________ is the physical path over which a message travels.
A. Single
B. Double
C. Protocol
D. Medium

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  • muhammad awais

    muhammad awais

    27 Oct 2018

    please find computer science mcqs

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