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

To most commonly used output device today is a.

Question # 2

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

Question # 3

DASD refers to.

Question # 4

Word is 16 bits is

Question # 5

Shift of register by one bit to left in binary code is equivalent to

Question # 6

The equipment attached to CPU which computer can access are called.

Question # 7

The speed at which a disk can find data being bought is called

Question # 8

Another word for printer.

Question # 9

Soft copy refers to.

Question # 10

The major disadvantage of magnetic tapes is.

Question # 11

Laser beam technology is used for.

Question # 12

Assigning more sectors to outer disk tracks is called.

Question # 13

The ___________ is the physical path over which a message travels.

Question # 14

A disk pack withing a sealed data module is a.

Question # 15

Microwave and Communication Satellite are example of

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Data is transmitted character by character in
A. Synchronous mode
B. Asynchronous mode
C. Remote communication
D. Satellite mode
2 If electrical power supply to a computer system is inadvertently disrupted, the serious damage would occur to.
A. CPU
B. disk
C. CRT
D. printer
3 Imaging used what device to input data.?
A. scanner
B. icon
C. bar code reader
D. tablet
4 The concept of using several small disk packs that work together as a unit is
A. CD-ROM
B. RAID
C. WORM
D. OMR
5 Records stored on a Direct Access storage device.
A. must be read in a specific order
B. must be read in groups
C. must be read directly
D. must be read sequentially or directly
6 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
7 A magnetized spot represents
A. cpi
B. MB
C. 0 bit
D. 1 bit
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 Computer output produced as small film images is called.
A. OCR
B. COM
C. LCD
D. OMR
10 The major disadvantage of magnetic tape is
A. cost
B. unreliability of store data
C. slow data recording
D. data is accessed sequentially

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