CS:Unit 1- MCQS

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44 Terms

1
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First-generation computers used

Vacuum tubes

2
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Name the volatile memory

RAM

3
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Identify the output device

Monitor

4
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Identify the input device

Mouse

5
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.......... Output device is used for

printing building plan.

Plotter

6
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Which one of the following is used

to in ATM machines

Touch Screen

7
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When a system restarts which type

of booting is used.

Warm booting

8
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Expand POST

Power on Self Test

9
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Which one of the following is the

main memory?

RAM

10
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Which generation of computer used

IC’s?

Third

11
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Which refers to the number of bits processed by a computer’s CPU?

Word length

12
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How many bytes does 1 KiloByte contain?

1024

13
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Expansion for ASCII

American Standard Code for Information Interchange

14
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2^50 is referred as

Peta

15
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How many characters can be handled in Binary Coded Decimal System?

64

16
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For 11012 the equalent Hexadecimal equivalent is?

D

17
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What is the 1’s complement of 00100110?

11011001

18
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Which amongst this is not an Octal number?

876

19
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Which is a basic electronic circuit which operates on one or more signals?

Gate

20
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Which gate is called as the logical inverter?

NOT

21
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A + A = ?

A

22
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NOR is a combination of ?

NOT(OR)

23
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NAND is called as _______ Gate

Derived Gate

24
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Which of the following is said to be the brain of a computer?

Microprocessor

25
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Which of the following is not the part of a microprocessor unit?

Cache memory

26
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How many bits constitute a word?

determined by the processor used

27
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Which of the following device identifies the location when address is placed in the memory address register?

decoder

28
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Which of the following is a CISC processor?

Pentium III

29
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Which is the fastest memory?

Cache memory

30
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What is tW? capacity of 12 cm diameter DVD with single bided and single layer?

4.7 GB

31
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What is the smallest size of data represented in a CD?

pits

32
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Display devices are connected to the computer through.

VGA connector

33
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Operating system is a

System Software

34
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Identify the usage of Operating Systems

All the above:

Easy interaction between the human and computer
Controlling input & output Devices
Managing use of main memory

35
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Which of the following is not a function of an Operating System?

Complier Environment

36
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Which of the following OS is a Commercially licensed Operating system?

Windows

37
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Which of the following Operating systems support Mobile Devices?

IOS

38
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File Management manages

All the Above:

Files
Folders
Directory systems

39
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Interactive Operating System provides

Graphics User Interface (GUI)

40
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From the options given below, choose the operations managed by the operating system.

all of the above:

Memory
Processor
I/O devices

41
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Which is the default folder for many Windows Applications to save your file?

My Document

42
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Under which of the following OS, the option Shift + Delete – permanently delete a file or folder?

Windows 7

43
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What is the meaning of “Hibernate” in Windows XP/Windows 7?

Shutdown the Computer without closing the running applications

44
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The shortcut key used to rename a file in windows

a. F2