About Operating System

Following are some of the multiple choice questions on the Operating System with answers that will help the students in developing their knowledge.

Operating System MCQ

1. _______ is one portion of the path between source and destination in networking.

  • Class-based queueing
  • DECbit
  • Hop
  • NetSim
  • QUIC

2. _______ plays as interface between user and computer hardware

  • Mouse
  • Keyboard
  • Operating System
  • Internet
  • None of these

3. …………….. is a Windows utility program that locates and eliminates unnecessary fragments and rearranges files and unused-disk space to optimize operations.

  • Backup
  • Disk Cleanup
  • Disk Defragmenter
  • Restore
  • Disk Restorer

4. A directory within in directory is called—

  • Mini Directory
  • Junior Directory
  • Part Directory
  • Sub Directory
  • None of these

5. MS-DOS is a ____________ operating system.

  • point-and-click
  • user-friendly
  • command-driven
  • Mac
  • None of these

6. The process of writing software program files from secondary storage media to the hard disk is called

  • Configuration
  • download
  • storage
  • upload
  • installation

7. What is the functioning of faded (dimmed) command in a pull-down menu?

  • There are no equivalent keystrokes for the particular command
  • A dialog box appears if the command is selected
  • A Help window appears if the command is selected
  • The command is not currently accessible
  • None of these

8. It is a software that can assist someone who cannot use their hands for computer input. Which of the following is it?

  • Audio digitizer
  • Video conferencing
  • Speech recognition
  • Synthesizer
  • None of these

9. It is an organized collection of data. The data are typically organized to model aspects of reality in a way that supports processes requiring information. What is it called?

  • Utility file
  • Management information system
  • Database
  • Spreadsheet
  • Datasheet

10. Which of the following is not a set of instructions?

  • Program
  • Program File
  • Software
  • Data File
  • None

11. A ......... backup contains a complete copy of your system data and user files?

  • Restoration
  • Bootstrap
  • Differential
  • Full
  • None of these

12. Which of these is a MS-DOS file extension which is usually attached to a file containing backup data?

  • DOC
  • BAC
  • BAK
  • DOCX
  • MSD

13. What are batch files in relation to computers?

  • They begin with the letter BAT
  • They help you to keep files in batches
  • They help you to keep directions in batches
  • They help you to club a group of commands and run them one after another
  • They help you to keep both directories and files in batches.

14. Name the process which checks to ensure the components of the computer whether they are operating and connected properly.

  • Processing
  • Saving
  • Editing
  • Booting
  • None of the above

15. _______ is a concept to abstractly represent all instances of group of similar things?

  • Revoke
  • Data Manipulation language
  • Data Definition language
  • Data Control language
  • Entity

16. The permanently stored program in ROM that automatically begins executing the computers instructions is?

  • BIOS
  • ROM
  • CMOS
  • RAM
  • none of the above

17. Following are true about operating system?

  • Collection of programs that manages hardware resources
  • System service provider to the application programs
  • Link to interface the hardware and application programs
  • All of the above mentioned
  • None of the above

18. Which of the following acts as temporary high speed holding area between the memory and the CPU thereby improving processing capabilities?

  • ROM
  • RAM
  • Temporary memory
  • Cache memory
  • Flash memory

19. Which Search engine sends request for information to several search engines simultaneously and completes the results?

  • Meta
  • Individual
  • Directory
  • Bing
  • Google

20. Operating systems and utility programs are in a class of software known as which of the following mentioned options?

  • Application software
  • Sequential software
  • Software suites
  • BIOS software
  • System software

21. Which set of software is used for acting as an interface so that the user may interact with the components of the computer?

  • The platform
  • The operating system
  • Application system
  • The motherboard
  • None of these

22. Which type of software is a operating system?

  • Communication
  • Application
  • System
  • Word-processing
  • None of these

23. What is the name of the device used for consolidating characters into proper messages before entering them into a CPU?

  • An Interpreter
  • A compiler
  • A communication processor
  • An editor
  • A Translator

24. The number of documents which can be opened simultaneously is ______.

  • No more than three
  • Only one
  • As many as you computer memory will hold
  • No more than your taskbar can display
  • None of these

25. What is the purpose of using file extension?

  • Name the file
  • Ensure the filename is not lost
  • Identify the file
  • Identify the file type
  • None of these

26. The OS of Apple and Microsoft uses different_________ to process data and programs differently.

  • Language
  • Methods
  • CPUs
  • Storage devices
  • Both 1 and 2

27. The ____ is the process of switching on the power and loading the instructions from the storage into the memory of the computer.

  • Duping
  • Booting
  • Padding
  • All of above
  • None of these

28. In order to use the cut/copy/paste option, which of the menu is needed to be slected?

  • File
  • Tools
  • Special
  • Edit
  • None of these

29. All of the following are TRUE of Safe Mode EXCEPT:

  • Safe Mode is a special diagnostic mode
  • Safe Mode loads all nonessential icons
  • Safe Mode allows users to troubleshoot errors
  • Safe Mode loads only the most essential devices
  • None of these

30. Which of the following has the prime responsibility that the computer can be used easily?

  • Operating system
  • Application
  • Utility
  • Network
  • None of these

31. The microprocessor contains a special purpose storage are called

  • Cache
  • RAM
  • ROM
  • Internal memory
  • Registers

32. Which menu contains the list of programs and options of start menu?

  • Default menu
  • XP menu
  • Start menu
  • Stop menu
  • None of these

33. Which type of access is required to directly find an item in the file?

  • File allocation table
  • Directory
  • Sequential access
  • Direct access
  • None of these

34. How many characters in length are supported for file names in DOS and windows 3.x?

  • Two
  • Four
  • Six
  • Eight
  • None of these

35. A process of carrying out commands is?

  • Fetching
  • Storing
  • Decoding
  • Executing
  • None

36. System Proposal is prepared in which of the following phase of SDLC?

  • Conception
  • Initiation
  • Analysis
  • Design
  • Construction

37. Which bar of the software contains different options & commands?

  • Title bar
  • Menu bar
  • Formula bar
  • Tool bar
  • None of these

38. __________ is a system for archiving data such as business records and reports to one or more optical disks in a compressed but easily retrievable format.

  • OCR
  • COLD
  • Scanner
  • Barcode Reader
  • COM

39. Which of the following is the version of macOS?

  • Vista
  • RedHat
  • Ubuntu
  • Sierra
  • XP SP2

40. How many types of operating system are there?

  • 7
  • 9
  • 5
  • 4
  • 6

41. The microprocessor memory and other different parts of the computer are connected to each other by_____/

  • Path
  • Address bus
  • Route
  • All of the above
  • None of these

42. With the help of which option, An administrator or another user can access someone else's computer remotely?

  • Administrator
  • Web server
  • Web application
  • HTTP

43. What is the full form of NIC ?

  • New internet cable
  • Network interface card
  • Network Internal cable
  • Net interface card

44. Which of the following topology has different network components connected to the same cable?

  • Star
  • Ring
  • Bus
  • Mesh
  • Mixed

45. Which one amongst them is not an inter network?

  • MAN
  • WAN
  • LAN
  • All are internet works
  • None of these

46. How many paths and channels respectively, are involved in multiplexing (Input, output)?

  • One, one
  • One, multiple
  • Multiple, one
  • Multiple, multiple
  • None of these

47. Which of the following mentioned options organizes the web into categories?

  • History
  • Browser
  • Hyperlink
  •  Web Directory
  • All

48. To connect networks of similar protocols which of the following are used?

  • Routers
  • Switches
  • Gateways
  • Dial-up routers
  • None of these

49. Which of the following can be used for establishing a connection as well as a switching device?

  • RS-232 C port
  • Concentrator
  • Multiplexer
  • Communication processor
  • None of these

50. P2P is which type of architecture?

  • Client /Server
  • Distributed
  • Centralized
  • I - Tier
  • None of these

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