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

Computer output produced as small film images is called

Question # 2

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

Question # 3

Assigning more sector to outer hard disk is called

Question # 4

CD-ROM has the same format as

Question # 5

A storage medium which can not support both direct access and sequential access application is

Question # 6

A pictorial screen symbol that represent a computer activity is called

Question # 7

A device used for optical-character recognition is a.

Question # 8

Data us transmitted block by block in

Question # 9

Following devices are used in simplex mode

Question # 10

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

Question # 11

Which of the following does not represent an I/O devices?

Question # 12

The major disadvantage of magnetic tapes is.

Question # 13

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

Question # 14

A hard disk can be backed up efficiently using.

Question # 15

Imaging used what devices to input data?

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 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
2 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
3 Internal modem is connected to
A. DCE cable
B. RJ 45 cable
C. RS 232 serial port
D. DTE cable
4 The ___________ is the physical path over which a message travels.
A. Single
B. Double
C. Protocol
D. Medium
5 Voice input device convert voice input to
A. digital code
B. OCR-A
C. bar codes
D. optical marks
6 Which of the following cable is comprised of two separate insulated copper wires that are twisted?
A. Fiber optics
B. Twisted pair wire
C. coax
D. Submarine
7 Imaging used what devices to input data?
A. scanner
B. barcode reader
C. icon
D. tablet
8 A way of physically organizing data on a disk pack to minimize seek time uses.
A. sequential file
B. removable hard
C. the cylinder method
D. Winchester technology
9 The encoding scheme of data represent as
A. EBCDIC code
B. ASCII code
C. Unicode
D. All of the above
10 A device that inputs data by scanning letters and numbers is a.
A. keyboard
B. wand reader
C. mouse
D. diskette

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