Operating system MCQ questions and answers for computer competitive exams and interview. Multiple choice objective type OS MCQs with pdf. Th...
Operating system MCQ questions and answers for computer competitive exams and interview. Multiple choice objective type OS MCQs with pdf. These Questions asked in many exams like UGC NET, JKSSB, AKTU, GATE, ITI, COPA, CCA, CCNA, CCC and other computer related exams.
Operating System MCQ
1.
DOS stands for_________.
a) Disk operating system
b) Drive
operating system
c) Disk operation socket
d) disk open
supply
Ans.
A
2.
In a single unit of computer we can use more than _______OS But at a time we
may run only one OS.
Ans.
1
3.
GUI stands for_________.
a) Graphical user interface
b) Graphics uniq icon
c) group user interface
d)
game user interface
Ans.
A
4.
UNIX stands for __________.
a) union interface Xerox
b)
user normal interface
c) user normal interface
d)
Unicode information computing system, source
Ans.
D
5.
Unix operating system developed in year_____.
a) 1969
b) 1981
c) 1984
d) 1954
Ans.
A
6.
Ken Thompson and Dennis Ritchie developed an operating system name______
a) MAC
b) window
c) UNIX
d) Linux
Ans.
C
7.
________ is an open source software.
a) UNIX
b) LINUX
c) Window
d) MAC
Ans.
B
8.
The first linux kernel was released in ________.
a) 1991
b) 1992
c) 1999
d) 1984
Ans.
A
9.
The computer and software system that control the machine is called _______
Ans.
Embedded System
10.
MAC operating system was developed by ________.
a) Steve jobs
b) Abhinandan
c) sunder pichai
d) Dennis Richie
Ans.
A
11.The
components that process data are located in ________
Ans.
System Unit
12.
Operating system is the most common type of ________ software.
a) System
b) Application
c) Utility
d) Symbian
Ans.
A
13.
Multitasking and multiuser is feature of _____.
a) Linux
b) Window
c) Symbian
d)
Mac
Ans.
a
14.
The pc and the apple mac are example of ________
a) software
b) application
c) company
d) platforms
Ans.
D
15.
An operating system is said to be multiuser if more than______ user can work
simultaneously.
a) one
b) two
c) three
d) four
Ans.
A
16.
The computer and software system that control the machine is __________.
a) control system
b) embedded system
c) operating system
d) firmware software
Ans.
b
17.
Data and program stored in main memory when _________.
a) the processor uses them
b)
computer on
c) computer off
d)
computer connected to internet
Ans.
a
18.
Computer Process data into info By working
exclusively with _________
a) Codes
b) Numbers
c) Programming language
d) Processing language
Ans.
b
19.
When creating a computer program,
the_________ designs the structure of the program.
a) System Analyst
b) Compute programmer
c) Computer designer
d) Programmer
Ans.
a
20.
______is a computer program that directly executes instructions written in a
programming or scripting language, without requiring them previously to have
been compiled into a machine language program.
a) Compiler
b) Assembler
c) Language converter
d) interpreter
Ans.
d
21.
_________is a computer program that translate and executes program at run time
line by line.
a) Compiler
b) Assembler
c) Language converter
d) interpreter
Ans.
d
22.
Inheritance is an ______Principle.
a) OOP
b) Programming
c) Object oriented
d) Internet
Ans.
a
23.Which one is an
example for OS?
A Antivirus
B Windows
C MS Office
D Macromedia
Ans. b
24.Which acts as an intermediate between a user and a computer?
A Macros
B Antivirus
C MS Office
D Operating system
Ans. d
25.Where does the minimized application reside in windows?
A Task bar
B My computer
C My Document
D
Recent
documents
Ans.
a
26.Which control panel applet gives the information of computer?
A System and security
B Hardware and sound
C Programs
D Appearance and personalization
Ans. a
27.What is the extension of applet files in control panel?
A .Ctl
B .Cpl
C .Cal
D .Csl
Ans. b
28.Which is the order of files and directories in Windows Explore?
A Serially
B Sequentially
C hierarchically
D Aplhabtically
Ans. c
29.What steps should be taken, if windows not updated automatically?
A start - control panel - settings - add programs - enable automatic update
B start - setting - control panel - system - enable automatic updated
C re- install windows OS
D restart windows
Ans. b
30.What should be done, if the pen drive is not deducted?
A Device Manger → right click on USB root hub → disable device
B Device Manger → right click on USB root hub → enable device
C Device Manger → right click on USB root hub → scan for hardware changes
D Device Manger → right click on USB root hub →
Update drives
Ans.
b
31.If
there are multiple recycle bin for a hard disk
a)
You can set different size for each recycle bin
b)
You can make any one of them default recycle bin
Ans.
a
32.
Identify false statement
a)
You can find deleted files in recycle bin
b)
You can increase free space of disk by sending files in recycle bin
Ans.
b
33.
If the displayed system time and date is wrong, you can reset it using
Ans.
Control Panel
34.
You should save your computer from?
a) Viruses
b) Time bombs
c) Worms
d) All of these
Ans.
d
35.
A Microsoft windows is a(n)
Ans.
Operating system
36.
A co-processor
a)
is relatively easy to support in software
b)
works with any application
Ans.
a
37.
Which of the following is a program group?
a) Accessories
b) Word
c) Paint
d) All of these
Ans.
a
38.
Which of the following is not application software?
a) Windows NT
b) Page Maker
Ans.
a
39.
The ____ Program compresses large files into a smaller file
Ans.
WinZip
40.
Which of the following is an example of a real time operating system?
a) Lynx
b) MS DOS
c) Window XP
d)
Process Control
Ans.
d