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 equipment attached to CPU which computer can access are called

Question # 2

An example of peripheral equipment

Question # 3

Which input device is often attached to laptop computers:

Question # 4

A device that inputs data by scanning letters and numbers is a.

Question # 5

A magnetize spot represent

Question # 6

The most commonly used character code/s transmission is/are

Question # 7

Computer output produced as small film images is called.

Question # 8

Data transmission speed of wire pair is

Question # 9

An example of peripheral devices

Question # 10

Word is 16 bits is

Question # 11

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

Question # 12

Communication between a computer and keyboard involes __________ transmission.

Question # 13

The most commonly used output devices in a computer system are

Question # 14

The most common storage devices in a computer system are.

Question # 15

Voice input devices convert voice input to.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Soft copy refers to
A. OCR-A
B. screen output
C. microfiche
D. digitizing
2 Shift of register by one bit to left in binary code is equivalent to
A. addition of 2
B. subtraction of 2
C. division by 2
D. multiplication by 2
3 The speed at which a disk can find data being bought is called
A. access time
B. data transfer rate
C. direct time
D. cylinder time
4 A disk pack within a selected data module is a
A. backup unit
B. Winchester
C. diskette
D. Cd-Rom
5 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
6 Computer output produced as small film images is called
A. OCR
B. OMR
C. COM
D. LCD
7 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
8 A magnetized spot represents
A. cpi
B. MB
C. 0 bit
D. 1 bit
9 Data transmission speed of wire pair is
A. 9600 bps
B. 9500 bps
C. 3600 bps
D. 3500 bps
10 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

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