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

Question # 2

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

Question # 3

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

Question # 4

Soft copy refers to.

Question # 5

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

Question # 6

Analog signal is measured in

Question # 7

A disk pack withing a sealed data module is a.

Question # 8

The major disadvantage of magnetic tape is

Question # 9

Which input device is often attached to laptop computers:

Question # 10

The transfer of data from one place to another is called

Question # 11

To send data, instruction and information you need a

Question # 12

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

Question # 13

A color screen with the best resolution

Question # 14

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

Question # 15

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

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 The most commonly used character code/s transmission is/are
A. EBCDIC
B. ASCII
C. both EBCDIC and ASCII
D. nethier EBCDIC and ASCII
2 Microwave and Communication Satellite are example of
A. Guided
B. Un-guided
C. Simplex
D. Router
3 Abother word for printer
A. monochrome
B. microfiche `
C. pixel
D. cursos
4 Data transmission speed of wire pair is
A. 9600 bps
B. 9500 bps
C. 3600 bps
D. 3500 bps
5 The mechanism for reading or writing data in a disk is called a(n).
A. track
B. rotational delay
C. seek time
D. access arm
6 A magnetized spot represents.
A. cpi
B. MB
C. 0 bit
D. 1 bit
7 Shift of a 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
8 Data is transmitted character by character in
A. Synchronous mode
B. Asynchronous mode
C. Remote communication
D. Satellite mode
9 A set raw, unprocessed facts, figures and symbols is called
A. Information
B. Data
C. Instruction
D. Code
10 Which of the following does not represent an I/O devices?
A. speaker
B. OCR
C. Joystick
D. ALU

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