Exercise Operating System Question With Answer

1. The OS used to operate the mobile phone is a

a. Smart card OS
b. Embedded OS
c. Multiuser OS
d. None of above

2. UNIX operating system is a(n)

a. Time sharing operating system
b. Multi-user operating system
c. Multi-tasking operating system
d. All of the above

3. The ability of an operating system to control the activities of multiple program at the same time is called

a. Multitasking
b. Multiprocessing
c. Multioperating
d. Multipaging

4. Disk label name can be up to ….characters

a. 8
b. 9
c. 11
d. 255

5. Unix Operating System is an

a. Multi User Operating System
b. Time Sharing Operating System
c. Multi Tasking Operating System
d. All the Above

6. ….is used in operating system to separate mechanism from policy

a. Single level implementation
b. Two level implementation
c. Multi level implementation
d. None

7. ______ is used in operating system to separate mechanism from policy

a. Single level implementation
b. Two level implementation
c. Multi level implementation
d. None

8. Essential files of MS DOS are

a. Command.com
b. Io.sys
c. Msdos.sys
d. All of above

9. Which Operating System doesn’t support long file names?

a. OS/2
b. Windows 95
c. MS-DOS
d. Windows NT

10. We need system files to run

a. MS Word
b. MS Excel
c. MS Dos
d. MS Access

11. What is the function of folder?

a. Save files
b. Delete files
c. Move files
d. All of the above

12. Which command is used to open the directory?

a. Open
b. Chdir
c. Move
d. All of above

13. Which button might you find in a windows title bar?

a. Close button
b. Maximize button
c. Minimize button
d. All of the above

14. Press the ….button to have the window fill the entire screen

a. Close
b. Maximize
c. Minimize
d. none of the above

15. Which windows features can be accessed from the start menu?

a. Help
b. Windows Explorer
c. Microsoft Network
d. All of above

16. … are list of commands that appear on the screen

a. GUIS
b. Icons
c. Menus
d. Windows

17. The box on …. that allows you to choose where to go and is located below the standard toolbar

a. System menu
b. Address bar
c. Menu bar
d. None of these

18. A …. is a set of computer instructions that carry out a task on the computer

a. Program
b. Database
c. Memory files
d. None of the above

19. Which command is used to copy system files?

a. Sys
b. Command
c. MD
d. Move

20. To make file in MS Dos we need command

a. Copy
b. Copy con
c. MD
d. Make File

visit for learn Operating System Important MCQ Questions with Answers

1. ….system is built directly on the hardware

a. Environment
b. System
c. Operating
d. None

2. The purpose of run command in start menu is to

a. Launch internet browser
b. Open internet explorer
c. Open windows explorer
d. Start programs

3. You can select My Computer icon and press Alt + Enter to

a. Delete it from desktop permanently
b. Open it in Explorer mode
c. Open System Properties dialog box
d. Pin it on Start menu

4. Generally quick launch toolbar is displayed on

a. the left side of taskbar
b. the right side of taskbar
c. on the middle of taskbar
d. a bar out of taskbar

5. Which is not a valid file system?

a. FAT 16
b. FAT 32
c. NTFS
d. FXZ

6. Which file system DOS typically use?

a. FAT 16
b. FAT 32
c. NTFS
d. LMFS

7. Which file system Windows 95 typically use?

a. FAT 16
b. FAT 32
c. NTFS
d. LMFS

8. Which of the following is not a mode in starting Windows?

a. Command Prompt
b. Safe Mode
c. Normal Mode
d. Turbo Mode

9. Which of the following is default mode for Windows to start?

a. Command Prompt
b. Safe Mode
c. Normal Mode
d. None of above

10. The file system “NTFS” stands for

a. New Type File System
b. Never Terminated File System
c. New Technology File System
d. Non Terminated File System

11. In DOS, the maximum length of filename is

a. 5
b. 8
c. 11
d. 10 

12. Which one of the following is not the function of Operating System?

a. Resource Management
b. File Management
c. Networking
d. Processor Management

13. How do you connect internet in your system?

a. My computer >> dialup networking
b. Control panel >> modem
c. Network neighborhood
d. None of above

14. The following applications may appear on system tray except

a. System Clock
b. Volume Control
c. Network Connection
d. MS Office Suite

15. Which of the following is text browser?

a. Lynx
b. Hot Java
c. Netscape
d. Internet Explorer

16. Which of the following is default location of saving and opening file?

a. Desktop
b. My computer
c. My documents
d. All of above

17. By default we can save the file in

a. Desktop
b. Recycle bin
c. My document
d. My computer

18. ____ is the operating systems File and folder Manager

a. Windows Explorer
b. Windows Control Panel
c. My Computer
d. My Documents

19. It is used to explorer the contents of computer, drives as well as manage files

a. Windows Control Panel
b. My Document
c. My Computer
d. My Network Place

20. The necessary conditions needed before deadlock can occur?

a. No Mutual Exclusion, Hold and wait, Preemption, Circular Wait
b. Mutual Exclusion, No Hold and wait, Preemption, Circular Wait
c. Mutual Exclusion, Hold and wait, No Preemption, Circular Wait
d. Mutual Exclusion, Hold and wait, Preemption, No Circular Wait

Operating system MCQ Question with Answer

1. A spooler is a

a. Location in memory that maintains the contents of documents until it prints out
b. Queue of print job that are waiting to print
c. Program that coordinates the print job that are waiting to process
d. Message sent from the printer to the operating system when a print job is completed

2. The problem with …file is that they slow your computer’s operation

a. Fragmented
b. Formatted
c. Program
d. All of above

3. User action such as keystroke or mouse click are referred to as

a. Interrupt
b. Tasks
c. Processes
d. Event

4. Which is not external command?

a. Doskey
b. Verify
c. Print
d. Find

5. What is the method of handling deadlocks?

a. Use a protocol to ensure that the system will never enter a deadlock state.
b. Allow the system to enter the deadlock state and then recover.
c. Pretend that deadlocks never occur in the system.
d. All of the Above

6. To delete a file without allowing it to store in recycle bin

a. Press Delete key
b. Press Shift + Delete key
c. Press Ctrl + Delete key
d. Press Alt + Delete key

7. Operating system is a ….

a. System software
b. Application software
c. Presentation software
d. Database software

8. To display a shortcut menu for an object you use

a. Click the object
b. Right click the object
c. Point the object and press Ctrl+P
d. Touch the object on the screen with your finger

9. Which of the following separates primary file and extension is

a. Dot
b. Period
c. Point
d. All of the above

10. In Microsoft windows, the graphical pattern on the desktop used as background for windows is

a. Icons
b. Wall paper

c.

Picture
d. Background

11. All of the following are task performed by the operating system except

a. Managing hardware on the computer
b. Controlling the access that application program has to the CPU
c. Performing housekeeping task like file compression and disk defragmentation
d. Provides an interface for user to interact with computer

12. Which of the following is not an operating system?

a. CP/M
b. Unix
c. Pascal
d. MS DOS

13. Operating system is like a

a. Government
b. Police
c. Parliament
d. All of above

14. Underlined character on the menu or dialog box known as

a. Hot spot
b. Hot key
c. Pane
d. Underline word

15. Which key deletes text before, or to the left, of the insertion point?

a. PageUp
b. Delete
c. PageDown
d. BackSpace

16. The chunks of a memory are known as 

a. Sector
b. Offset
c. Page
d. Frame

17. Start/restart the computer is called

a. Exit
b. Run
c. Option
d. Boot

18. Which file is transferred when computer is start up?

a. Document
b. Program files
c. Operating system
d. System files

19. Which of the following is an example of utility?

a. Antivirus
b. Word
c. Operating system
d. Data recovery

20. Which is built directly on the hardware?

a. Computer Environment
b. Application Software
c. Operating System
d. Database System

Learn Opearing System Question For Any Competitive Examination

1. Batch file is used to

a. Run program
b. Show the contents
c. run commands automatically
d. All of above

2. …. are specially designed computer chips that reside inside other devices, such as your car or electric thermostat

a. Server
b. Embedded computer
c. Robotic computer
d. Mainframes

3. The title bar always displays on

a. Top of the open windows
b. Left side of the open window
c. Right side of the open window
d. All of above

4. Which of the following is used to display the content of a certain drive or folder?

a. Click the drive or folder while holding down the Alt key
b. Triple click the drive or folder
c. Right click the drive or folder
d. Double click the drive or folder

5. Which of the following file menu option saves document to disk?

a. Save
b. Create
c. Rename
d. All of above

6. While working with MS DOS which command is used to change the extension of all file names ending with .txt to doc?

a. Ren *.doc *.txt
b. Ren .txt .doc
c. Ren file.doc file.text
d. Ren a:*.doc *.doc

7. Booting means

a. Restarting computer
b. Installing program
c. Removing errors
d. Switch off

8. When you rename a file five times then the number of file in the disk is

a. 1
b. 2
c. 3
d. 5

9. RD command are used to

a. Remove an empty directory
b. Remove non empty directory
c. Remove directory including files
d. None of the above

10. When you open my computer on desktop you see the information of

a. Hard disk
b. CD
c. Removable disk
d. All of the above

11. ….is an intermediate storage for deleted files

a. My computer
b. My documents
c. Recycle bin
d. None of above

12. We can start the application from?

a. Log off
b. Network place
c. Recycle bin
d. Run

13. Which command is used to list out deleted files in DOS?

a. list
b. Undelete/list
c. Recover
d. All of the above

14. Which of the following is not process states?

a. New
b. Running
c. Ready
d. Finished

15. Which command is used to delete the directory and all of its contents in one step?

a. Deltree
b. CD
c. Rd
d. Dir *.*

16. What you type at the DOS command prompt to return back to windows?

a. Command
b. Exit
c. Quit
d. Return

17. What do you type at the DOS command prompt to return back to Windows

a. Command
b. Exit
c. Quit
d. Return

18. The question mark (?) indicates in file searching

a. A single character
b. A group of character
c. Questions
d. None of above

19. Save operation means

a. Put data into processor
b. Put data into internal memory
c. Put data into secondary storage
d. Put data into monitor

20. CAD software is most likely to be used by

a. Web designer
b. Engineers
c. Project Manager
d. Magazine Editor