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Free download in PDF Computer Awareness Multiple Choice Questions(MCQs) & Answers. These multiple choice questions on Computer Science are very useful for NIELIT, BCA, B.Sc. MCA, M.Sc. B.Tech, M.Tech, BE, ME students an interview for various positions like Web Developer, System Analyst etc.
(1)
Output hardware is often categorized according to whether it:
[A]
Is expensive
[B]
requires a large amount of electricity to work
[C]
produces hardcopy or softcopy
[D]
can fit on a desktop
Answer: produces hardcopy or softcopy
(2)
The performance of a hard drive or other storage device , meaning how long it takes to locate a file is called ?
[A]
Response Time
[B]
Access Time
[C]
Quick Time
[D]
None of these
(3)
A unit of data storage that equals 2 to the 70th power is called?
[A]
Zebibyte
[B]
Yottabite
[C]
Yobibite
[D]
None of these
(4)
A network that is connected to the Internet, but uses encryption to scramble all the data sent through the Internet is called ?
[A]
My network
[B]
Virtual private Network
[C]
Social Network
[D]
Social Network
Answer: Virtual private Network
(5)
A file which has not been altered, compressed, or manipulated in any way by the computer is called?
[A]
temp file
[B]
raw file
[C]
permanent file
[D]
All of The above
(6)
Which among the following is not a payment card technology?
[A]
Magnetic Stripe Card
[B]
Smart Card
[C]
Fleet Card
[D]
All of them are payment card technologies
Answer: All of them are payment card technologies
(7)
For seeing the output, you use
[A]
Monitor
[B]
Keyboard
[C]
Mouse
[D]
Scanner
(8)
Which key is used in combination with another key to perform a specific task?
[A]
function
[B]
arrow
[C]
space bar
[D]
control
(9)
Something which has easily-understood instructions is said to be
[A]
information
[B]
word processing
[C]
user friendly
[D]
icon
(10)
Where are programs and data kept while the processor is using them?
[A]
Main memory
[B]
Secondary memory
[C]
Disk memory
[D]
Program memory
(11)
Which of the following commands is used to select the whole document?
[A]
Ctrl + A
[B]
Alt + F5
[C]
Shift + S
[D]
Can’t be done
(12)
The software that allows users to surf the Internet is called a/an
[A]
Search engine
[B]
Internet Service Provider (ISP)
[C]
Multimedia application
[D]
Browser
(13)
Ctrl, shift and alt are called ______ keys.
[A]
adjustmen
[B]
function
[C]
modifier
[D]
alphanumeric
(14)
The central processing unit contains which of the following as a component?
[A]
Memory Regulation Unit
[B]
Flow Control Unit
[C]
Arithmetic Logic Unit
[D]
Instruction Manipulation Unit
Answer: Arithmetic Logic Unit
(15)
Memory which forgets everything when you switch off the power is known as
[A]
Corrupted
[B]
Volatile
[C]
Non-Volatile
[D]
Non-Corrupted
(16)
DOS stands for ___________.
[A]
Disk Operating System
[B]
Disk operating session
[C]
Digital Operating System
[D]
Digital Open system
Answer: Disk Operating System
(17)
What happens when you boot up a PC?
[A]
Portions of the operating system are copied from disk into memory
[B]
Portions of the operating system are copied from memory onto disk
[C]
Portions of the operating system are compiled
[D]
Portions of the operating system are emulated
Answer: Portions of the operating system are copied from disk into memory
(18)
To insert a new slide in a presentation, press–
[A]
CTRL+N
[B]
CTRL+M
[C]
CTRL+O
[D]
CTRL+S
(19)
Excel workbook contains–
[A]
Workbooks
[B]
Worksheets
[C]
Worksheets and charts
[D]
Work areas
Answer: Worksheets and charts
(20)
................. is a type of memory organization or image file format used to store digital images
[A]
Pixmap
[B]
GUI
[C]
Pixel
[D]
Resolution
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