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

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

Question # 2

The most common storage devices in a computer system are.

Question # 3

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

Question # 4

The equipment attached to CPU which computer can access are called

Question # 5

Following devices are used in simplex mode

Question # 6

The ability to return a change disk record to its original location is called

Question # 7

A digital computer system consists of a central processing unit interfaced with

Question # 8

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

Question # 9

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

Question # 10

Internal modem is connected to

Question # 11

Assigning more sector to outer hard disk is called

Question # 12

Abother word for printer

Question # 13

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

Question # 14

Computer output produced as small film images is called

Question # 15

Which of the following does not support I/O devices

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 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
2 A storage medium which cannot support both direct-access and sequential-access application is.
A. magnetic drum
B. hard disk
C. magnetic tape
D. floppy disk
3 Word is 16 bits is
A. 65536
B. 64526
C. 32526
D. 34526
4 The voice channel has a bandwidth of
A. 0 - 2 KHz
B. 0 - 4 KHz
C. 5 - 10 KHz
D. 10 - 20 KHz
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 The encoding scheme of data represent as
A. EBCDIC code
B. ASCII code
C. Unicode
D. All of the above
7 The disk storage that use both magnet and laser beam
A. hashing
B. magneto optical
C. CD-ROM
D. WORM
8 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
9 Soft copy refers to
A. OCR-A
B. screen output
C. microfiche
D. digitizing
10 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

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  • muhammad awais

    muhammad awais

    27 Oct 2018

    please find computer science mcqs

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