Computer Fundamentals Questions and Answers PDF Computer Fundamentals MCQ Questions and answers basic multiple choice MCQs for competitive e...
Computer Fundamentals Questions and Answers PDF
Computer Fundamentals MCQ Questions and answers basic multiple choice MCQs for competitive exams preparation with pdf download
1.
What is Spoofing?
Ans.
It is also known as ‘Masquerade”. It Pretends to be a legitimate user and
access to its computer via a network.
2.
What is the main part of computer ?
a) Input device
b)
Output device
c) CPU
d) All of these
Ans.
D
3.
What is input device?
a) Which take the data
b)
which give the data
c) Both
d) None of these
Ans. A
4.
Which of these is an input device ?
a) keyboard
b) mouse
c) scanner
d) all of these
Ans.
D
5.
CPU stands for _________
a) central processing unit
b) center process unit
c) common processing unit
d) none
of these
Ans. A
6.
Which of these part of CPU ?
a) ALU (Arithmatic logic unit)
b)
CU (Control Unit)
c) MU (Memory Unit)
d) All of these
Ans.
D
7.
What is output device?
a) Which give the data
b)
which take the data
c) both A and B
d)
none of these
Ans. A
8.
Which of these is an output device?
a) monitor
b) speaker
c) printer
d)
all of these
Ans.
D
9.
Which is these component of computer?
a) hardware
b) software
c) both a and b
d) none of these
Ans.
C
10.
The physical component of computer are called______
a) hardware
b) software
c) both a and b
d) none of these
Ans.
A
11.
We can only see and can’t touch of computer parts are called _____
a) hardware
b)
software
c) both a and b
d) none of these
Ans.
B
12.
Which is a type of software ?
a) Application software
b)
System software
c) both a and b
d)
none of these
Ans.
C
13.
Which is an Application software?
a) Paint
b) MS word
c) Typing master
d) all of these
Ans.
D
14.
Which of these is a system software?
a) Window XP
b) Window 7
c) Linux
d) All of these
Ans.
D
15.
What is the IQ level of a computer?
a) Zero
b) 100
c) infinite
d) 1024
Ans.
A
16.
What is the full form of “COMPUTER”
a)
common operating machine particulars used for technology, education and
research
b)
computer operating machine particularly used for technology, education and
refresh
c)
Cobol operating machine partially used for term and condition
d)
computer operating machine pure ultra technology, education and research
Ans.
A
17.
IC stands for______
a) Integrated circuits
b) international circuits
c) internet circuit
d) inner circuits
Ans.
A
18.
What is resident virus?
Ans.
It fixes themselves into the system’s memory and get activated whenever the OS
runs and infect all files. That are opened. It hides in the RAM and stays there
even after the malicious code is executed. Eg:-Yandex, mave etc.
19.
IBM stands for_________
a) international business machines
b)
innovative business machine
c) intel business machine
d) international boundry machine
Ans.
A
20.
Ram Stands for ______
a) Random access memory
b) read
access memory
c) rambus access memory
d) random access
module
Ans.
A
21.
ROM stands for _____
a) read only memory
b)
read open memory
c) rich order memory
d)
read open module
Ans.
A
23.
Secondary memory is also called _______
a) External memory
b) Auxilary
memory
c) Both a and b
d) none
of these
Ans.
C
24.
What is the full form of DRAM
a) Dynamic RAM
b) Digital RAM
c) Double RAM
d)
Demonstrative RAM
Ans.
A
25.
SRAM stands for _____
a) Static RAM
b)
Special RAM
c) Source RAM
d) Smart RAM
Ans.
A
26.
PROM stands for______
a) Programable/Program ROM
b) Pressure ROM
c) Perfect ROM
d) Private ROM
Ans.
A
27.
EPROM stands for_______
a) Erasable Programable ROM
b)
Expensive Programable ROM
c) Extra Processing ROM
d)
Erasable Process ROM
Ans.
A
28.
What is Decryption?
Ans.
It is the process of converting cipher text to plain text. (Receiver)
29.
What is encryption?
Ans.
It is the process of converting plain text to cipher text, using an encryption
algorithm. (sender)
30.
OCR stands for _______
a) Optical character Reader
b)
Optical character Remove
c) optical camera reader
d) option check reader
Ans.
A
31.
What is cryptography?
Ans.
It is the science of writing information in a hidden or secret form and ancient
art.
32.
Extension name of Note pad______
a) .txt
b) .jpg
c) .doc
d) .xml
Ans.
A
33.rtf
stands for ______
a) rich text format
b) rich text form
c) read text format
d) real
text format
Ans.
A
34.
OMR stands for ______
a) Optical mark reader
b)
option mark reader
c) opposite mark reader
d) open mark rich
Ans.
A
35.
MICR stands for _____
a) Megnatic ink character Reader
b)
mobile ink character reader
c) megnatic ink check reader
d)
megnatic ink card reader
Ans.
A
36.
What is voice phishing?
Ans.
voice phishing is form of criminal phone fraud, using social engineering over
the telephone system to gain access to private personal and financial
information for the purpose of financial reward.
37.
ASCII stands for______.
a)
American standard code for information
interchange
b)
American standard carporation
c)
American special class intelligent
d)
American soft call instructions
Ans.
A
38.
______ Terminal is user Programmable input device
Ans.
Intelligent
39.
DVD stands for _____.
a) Digital Versatile Disk
b)
Digital video disk
c) Digital Variable disk
d) Drafting vocational drive
Ans.
A
40.
A device that enable us to communicate with a computer is called______.
Ans.
Terminal