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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)
Which of the following commands is given to reboot the computer?
[A]
Ctrl + Alt + Del
[B]
Ctrl + Shift + Tab
[C]
Ctrl + Shift + Del
[D]
Ctrl + Alt + shift
(2)
The feature of Word that automatically adjusts the amount of space between certain combination of characters so that an entire word looks more evenly spaced is termed as–
[A]
Spacing
[B]
Kerning
[C]
Positioning
[D]
Scaling
(3)
............ is not available on the Ruler of MS Word screen
[A]
Centre Indent
[B]
Right Indent
[C]
Left Indent
[D]
Tab stop box
(4)
In second generation, ........ language were introduced after binary language
[A]
Assembly level language
[B]
High level language
[C]
Low level language
[D]
Data definition language
Answer: Assembly level language
(5)
The daily processing of corrections to customer accounts can be simplified into a processing mode of–
[A]
Time-sharing
[B]
Centralized processing
[C]
Batch processing
[D]
Real-time processing
(6)
What is the other name for LAN Card ?
[A]
Network Connector
[B]
NIC
[C]
Internet Card
[D]
None of these
(7)
Which part of the computer helps to store information?
[A]
Disk drive
[B]
Keyboard
[C]
Monitor
[D]
Printer
(8)
Retrieval of information from a computer is called:
[A]
Output
[B]
Input
[C]
Data
[D]
Information
(9)
Which functioncalculates the average of a given set of numbers in Excel?
[A]
Min
[B]
Max
[C]
Count
[D]
Avg
(10)
A .......... shares hardware, software, and data among authorized users.
[A]
Network
[B]
Protocol
[C]
Hyperlink
[D]
None of these
(11)
Thesaurus tool in MS Word is used for-
[A]
Spelling suggestions
[B]
Grammar options
[C]
Synonyms and Antonyms words
[D]
All of above
Answer: Synonyms and Antonyms words
(12)
Track Ball and Light pen are examples of
[A]
Input devices
[B]
Output Devices
[C]
Input/Output
[D]
Name of Video game
(13)
Timing and Control unit is a part of a(n) ....
[A]
Arithmetic Logic Unit
[B]
Processor
[C]
Memory
[D]
BIOS
(14)
The range of frequencies that a communication signal occupies is referred to as
[A]
Bandwidth
[B]
Frequency
[C]
Amplitude
[D]
Rate
(15)
The ability to recover and read deleted or damaged files from a criminal’s computer is an example of a law enforcement speciality called:
[A]
robotics
[B]
simulation
[C]
computer forensics
[D]
None of these
Answer: Computer forensics
(16)
The purpose of the primary key in a database is to
[A]
unlock the database
[B]
provide a map of the data
[C]
uniquely identify a record
[D]
establish constraints on database operations
Answer: Uniquely identify a record
(17)
Who is known as father of computers?
[A]
Herman Hollerith
[B]
Grace Hoppers
[C]
Newton
[D]
Charles Babbage
(18)
________is a high speed memory ,that can be used in between CPU and main memory
[A]
CPU
[B]
buffer
[C]
Spooling
[D]
Cache
(19)
Disk access time is-
[A]
seek time
[B]
Latency time
[C]
Seek time + Latency time
[D]
Disk time
Answer: Seek time + Latency time
(20)
The first UNIX operating system was written in the which of the following language?
[A]
Assembly Language
[B]
C Language
[C]
JAVA
[D]
B Language
Answer: Assembly Language
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