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

Microwave and Communication Satellite are example of

Question # 2

To concept of using several small disk packs that work together as a unit is.

Question # 3

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

Question # 4

Imaging used what device to input data.?

Question # 5

The disk storage that uses both a magnet and laser beam.

Question # 6

Voice input device convert voice input to

Question # 7

Computer output produced as small film images is called

Question # 8

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

Question # 9

A one-color screen on a black background is called.

Question # 10

Frequency is measured in

Question # 11

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

Question # 12

The major disadvantage of magnetic tapes is.

Question # 13

A computer that accepts handwritten input on a screen.

Question # 14

The mechanism for reading or writing data in a disk is called a(n).

Question # 15

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

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Which input device is often attached to laptop computers:
A. trackball
B. inscriber
C. wand reader
D. graphic display
2 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
3 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
4 A digital computer system consists of a central processing unit (CPU) interfaced with.
A. input devices
B. auxilary storage
C. output devices
D. all of the above
5 Assigning more sector to outer hard disk is called
A. zone recording
B. randomizing
C. sectoring
D. data transfer
6 An arrangement in which data is transmitted in both directions at a time is called
A. Simplex
B. Full duplex
C. Half duplex
D. Multi-duplex
7 A color screen with the best resolution has the most.
A. CRT
B. VGA
C. COM
D. pixel
8 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
9 The mechanism for reading or writing data in a disk is called
A. track
B. access arm
C. seek time
D. rorational delay
10 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

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