Download PDF
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 computer languages is a mathematically oriented language used for scientific problems?
[A]
FORTRAN
[B]
COBOL
[C]
LISP
[D]
PROLOG
(2)
Coded entries which are used to gain access to a computer system are called
[A]
Entry codes
[B]
Passwords
[C]
Security commands
[D]
Codewords
(3)
To access the services of operating system, the interface is provided by the
[A]
System calls
[B]
API
[C]
Library
[D]
Assembly instructions
(4)
The structure or format of data is called
[A]
Syntax
[B]
Semantics
[C]
Struct
[D]
None of the mentioned
(5)
Communication between a computer and a keyboard involves ______________ transmission
[A]
Automatic
[B]
Half-duplex
[C]
Full-duplex
[D]
Simplex
(6)
Which of the following is not correct?
[A]
Web cache doesn’t has its own disk space
[B]
Web cache can act both like server and client
[C]
Web cache might reduce the response time
[D]
Web cache contains copies of recently requested objects
Answer: Web cache doesn’t has its own disk space
(7)
Which one of the following protocol is used to receive mail messages?
[A]
SMTP
[B]
Post office protocol
[C]
Internet message access protocol
[D]
ARP
(8)
Firewalls are often configured to block
[A]
UDP traffic
[B]
TCP traffic
[C]
Both (a) and (b)
[D]
None of the mentioned
(9)
WPA2 is used for security in
[A]
Ethernet
[B]
Bluetooth9
[C]
Bluetooth9
[D]
None of the mentioned
Answer: Wireless fidelity(wi-fi)
(10)
Voice privacy in GSM cellular telephone protocol is provided by
[A]
A5/2 cipher
[B]
B5/4 cipher
[C]
B5/6 cipher
[D]
B5/8 cipher
(11)
Which was the first electronic computer and who developed it?
[A]
UNIVAC by Charles Babbage
[B]
ENIAC by J Presper Eckert and John W. Mauchly
[C]
ABACUS by Charles babbage
[D]
EDVAC by John von neumann
Answer: ENIAC by J Presper Eckert and John W. Mauchly
(12)
A single user computer system which is similar to personal computer but have more powerful microprocessor.
[A]
Mainframe
[B]
Workstation
[C]
Microcomputer
[D]
Server
(13)
A multi-user computer system which is capable of supporting hundreds of users simultaneously. Software technology is different from minicomputer.
[A]
Mainframe
[B]
Workstation
[C]
Microcomputer
[D]
Microprocessor
(14)
Convert (19FDE)16 into decimal system
[A]
106462
[B]
100056
[C]
786
[D]
None of the above
(15)
Where was India’s first computer installed and when?
[A]
IIT Delhi, 1971
[B]
IIT Madras, 1971
[C]
Indian Institute of Science Bangalore, 1971
[D]
India Statistical Institute, 1955
Answer: India Statistical Institute, 1955
(16)
What is SKYLAKE?
[A]
NASA’s new mission
[B]
Upcoming James Bond’s movie
[C]
Intel 6th gen Core processors
[D]
China’s new fourth generation Aircraft
Answer: Intel 6th gen Core processors
(17)
MySQL is _____?
[A]
A hierarchical model
[B]
A RDBMS
[C]
A relational model
[D]
A database scheme
(18)
What kind of Protocol is used to provide Internet access from mobile?
[A]
TCP/IP
[B]
ISD
[C]
WAP
[D]
HTTP
(19)
Advent of ICs marked the 3rd generation computers. Who invented IC?
[A]
Ken Thompson
[B]
Jack Kilby
[C]
Dennis Ritchie
[D]
Steve Jobs
(20)
A proxy server is used as the computer?
[A]
With external access
[B]
Acting as a backup
[C]
Performing file handling
[D]
Access user permissions
Answer: Access user permissions
Take Mock Tests