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

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

Question # 2

CD-ROM has the same format as

Question # 3

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

Question # 4

A magnetized spot represents.

Question # 5

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

Question # 6

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

Question # 7

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

Question # 8

The major disadvantage of magnetic tapes is.

Question # 9

Imaging used what devices to input data?

Question # 10

A disk pack withing a sealed data module is a.

Question # 11

The time required for the access arm to get into position over a particular track is

Question # 12

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

Question # 13

The mechanism for reading or writing data in a disk is called

Question # 14

Word is 16 bits is

Question # 15

Laser beam technology is used for.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 A storage medium which can not support both direct access and sequential access application is
A.
magnetic drum
B. hard disk
C. magnetic tape
D. floppy disk
2 All of the following are Guided Communication media except
A. Fiber-Optic Cable
B. Wire Cable
C. Coaxial Cable
D. Satellite-based , Microwave communication
3 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
4 Assigning more sector to outer hard disk is called
A. zone recording
B. randomizing
C. sectoring
D. data transfer
5 The time required 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
6 A graph prepared by a computer.
A. Is its output
B. Is the piece of information to user
C. Is a hard copy
D. All of the above
7 A magnetized spot represents
A. cpi
B. MB
C. 0 bit
D. 1 bit
8 The concept of using several small disk packs that work together as a unit is
A. CD-ROM
B. RAID
C. WORM
D. OMR
9 To send data, instruction and information you need a
A. Sending device
B. Receiving device
C. Channel device
D. Communication signal
10 A device used for optical character recognition is
A. wand reader
B. light pen
C. mouse
D. micr reader

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