Introduction to OS MCQs

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May 04, 2022
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  1. 1.__________ systems allow multiple remote users to run jobs on the computer at once, such as querying a big database.

    1. Batch
    2. Time sharing
    3. Transaction processing
    4. Multiprocessing
    Show Answer
    Answer :     Option ( b )

  2. 2. ___________ refers to execution of multiple tasks (say processes, programs, threads etc.) at a time.

    1. Multiprogramming
    2. Multiprocessing
    3. Multitasking
    4. Multithreading
    Show Answer
    Answer :     Option ( c )

  3. 3. ____________ instruction is used to switch from user mode of system to kernel mode.

    1. System calls
    2. Trap
    3. Move
    4. Switch
    Show Answer
    Answer :     Option ( b )

  4. 4. __________________ systems handle large numbers of small requests such as check processing at a bank.

    1. Batch
    2. Time-sharing
    3. Transaction processing
    4. Multiprocessing
    Show Answer
    Answer :     Option ( c )

  5. 5. A _______ system is one that processes routine jobs without any interactive user present such as claims processing in an insurance company.

    1. batch
    2. time sharing
    3. transaction processing
    4. multiprocessing
    Show Answer
    Answer :     Option ( a )

  6. 6. A computer running more than one program at a time is called ____________ (like running Excel and Firefox simultaneously).

    1. Multiprogramming
    2. Multiprocessing
    3. Multitasking
    4. Multithreading
    Show Answer
    Answer :     Option ( a )

  7. 7. A computer using more than one CPU at a time is called ________________.

    1. Multiprogramming
    2. Multiprocessing
    3. Multitasking
    4. Multithreading
    Show Answer
    Answer :     Option ( b )

  8. 8. By operating system, the resource management can be done via

    1. time division multiplexing
    2. space division multiplexing
    3. both A and B
    4. none of the mentioned
    Show Answer
    Answer :     Option ( c )

  9. 9. In any modern operating system, the CPU is actually spending time in _______ modes.

    1. 1
    2. 2
    3. 3
    4. 4
    Show Answer
    Answer :     Option ( b )

  10. 10. Operating system lies __________

    1. below software and hardware
    2. above software and hardware
    3. between software and hardware
    4. none of the mentioned
    Show Answer
    Answer :     Option ( c )

  11. 11. The operating systems installed in printer are ____________ operating system.

    1. personal
    2. handhelds
    3. embedded
    4. sensor node
    Show Answer
    Answer :     Option ( c )

  12. 12. The operating systems installed on our personal computer or laptops are ____________ operating system.

    1. personal
    2. handhelds
    3. embedded
    4. sensor node
    Show Answer
    Answer :     Option ( a )

  13. 13. The operating systems installed on PDA (Personal Digital Assistant) are ____________ operating system.

    1. personal
    2. handhelds
    3. embedded
    4. sensor node
    Show Answer
    Answer :     Option ( b )

  14. 14. To access the services of operating system, the interface is provided by the _________.

    1. system calls
    2. API
    3. library
    4. assembly instructions
    Show Answer
    Answer :     Option ( a )

  15. 15. What is operating system?

    1. Collection of programs that manages hardware resources.
    2. System service provider to the application programs.
    3. Link to interface the hardware and application programs.
    4. All of the mentioned.
    Show Answer
    Answer :     Option ( d )

  16. 16. What is the name given to the organized collection of software that controls the overall operation of a computer?

    1. Working system
    2. Peripheral system
    3. Operating system
    4. Controlling system
    Show Answer
    Answer :     Option ( c )

  17. 17. Which are the different resources that can be managed by an operating system?

    1. Central processing unit
    2. Computer memory
    3. Input/Output (I/O) devices
    4. All of the mentioned
    Show Answer
    Answer :     Option ( d )

  18. 18. Which are the two different modes of operation of computer?

    1. User and Kernel
    2. Trap and System call
    3. User and System
    4. User and Admin
    Show Answer
    Answer :     Option ( a )

  19. 19. Which one of the following error will be handle by the operating system?

    1. power failure
    2. lack of paper in printer
    3. connection failure in the network
    4. all of the mentioned
    Show Answer
    Answer :     Option ( d )

  20. 20. Which one of the following is not true?

    1. A kernel is a program that constitutes the central core of the operating system
    2. A kernel is the first part of the operating system to load into memory during booting
    3. A kernel is made of various modules which can not be loaded in running operating system
    4. A Kernel remains in the memory during the entire computer session
    Show Answer
    Answer :     Option ( c )

  21. 21. Which operating system runs on macbook?

    1. Android
    2. Mac OS
    3. Linux
    4. Ubantu
    Show Answer
    Answer :     Option ( b )

  22. 22. Which operating system runs on iphone?

    1. Mac OS
    2. Android
    3. Linux
    4. iOS
    Show Answer
    Answer :     Option ( d )

  23. 23. If a process fails, most operating system write the error information to a ______.

    1. another running process
    2. new file
    3. log file
    4. parent file
    Show Answer
    Answer :     Option ( c )

  24. 24. Server operating systems provides _____________ services.

    1. print services
    2. file service
    3. web service
    4. all of the mentioned
    Show Answer
    Answer :     Option ( d )

  25. 25. Server operating system handles the incoming requests from__________

    1. other server
    2. internet
    3. clients
    4. none of above
    Show Answer
    Answer :     Option ( c )

  26. 26. PDA stands for

    1. Personal Dairy Assistant
    2. Personal Dual Assistant
    3. Pure Digital Assistant
    4. Personal Digital Assistant
    Show Answer
    Answer :     Option ( d )

  27. 27. TinyOS is an example of ___________

    1. Embedded operating systems
    2. Handhelds computer operating systems
    3. Sensor node operating systems
    4. Personal computer operating systems
    Show Answer
    Answer :     Option ( c )

  28. 28. Smallest OS run on smart cards which are credit card sized devices containing CPU chip is called _______________

    1. Small card operating systems
    2. Smart card operating systems
    3. Nano card operating systems
    4. Card operating systems
    Show Answer
    Answer :     Option ( b )

  29. 29. Dual mode of operating system has

    1. 1 mode
    2. 2 mode
    3. 3 mode
    4. 4 mode
    Show Answer
    Answer :     Option ( b )

  30. 30. Multiprocessor system have advantage of

    1. Increased Throughput
    2. Expensive hardware
    3. Operating System
    4. Both A and B
    Show Answer
    Answer :     Option ( a )

  31. 31. Multiprogramming of the computer system increases

    1. Memory
    2. Storage
    3. CPU utilization
    4. None of above
    Show Answer
    Answer :     Option ( c )

  32. 32. Example of an open-source operating system is

    1. UNIX
    2. Linux
    3. Windows
    4. Both A and B
    Show Answer
    Answer :     Option ( b )
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