ECAT Pre Computer Science MCQ Test For Computer Chapter 3 With Answer

MCQ's Test For ECAT Computer Science Chapter 3 The Peripheral Devices

Try The 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

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

Question # 2

If electrical power supply to a computer system is inadvertently disrupted ,the serious damage would occur to

Question # 3

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

Question # 4

In a computer system,which of the following has largest number of mechanical components and thus most unreliable :

Question # 5

Data transmission speed of wire pair is

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

Computer output produced as small film images is called

Question # 10

If electrical power supply to a computer system is inadvertently disrupted, the serious damage would occur to.

Question # 11

Word is 16 bits is

Question # 12

The CRT technology with the best resolution.

Question # 13

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

Question # 14

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

Question # 15

The equipment attached to CPU which computer can access are called

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 In a computer system,which of the following has largest number of mechanical components and thus most unreliable :
A. magnetic disk
B. magnetic drum
C. floppy disk
D. printer
2 Assigning more sector to outer hard disk is called
A. data transfer
B. randomizing
C. sectoring
D. zone recording
3 Records stored on a Direct Access storage device.
A. must be read in a specific order
B. must be read in groups
C. must be read directly
D. must be read sequentially or directly
4 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
5 Assigning more sectors to outer disk tracks is called.
A. zone recording
B. randomizing
C. data transfer
D. sectoring
6 The CRT technology with the best resolution.
A. MICR
B. VGA
C. SVGA
D. LCD
7 A hard disk can be backed up efficiently using.
A. WORM
B. a transaction file
C. a tape backup system
D. zoning
8 Soft copy refers to
A. OCR-A
B. screen output
C. microfiche
D. digitizing
9 Voice input device convert voice input to
A. digital code
B. OCR-A
C. bar codes
D. optical marks
10 The major disadvantage of magnetic tape is
A. cost
B. unreliability of store data
C. slow data recording
D. data is accessed sequentially

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