Operating Systems: General Concepts

20 Questions | Total Attempts: 608

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Operating System Quizzes & Trivia

A general introduction to the general topic of operating systems with emphasis on important concepts such as multiprogramming, time sharing, distributed system. . A part of the Operating Systems Course CIS 233 at Saint John's College Junior College Belize City.


Questions and Answers
  • 1. 
    True or Flase: In a multiprogramming and time-sharing environment, several users share the system simultaneously.
    • A. 

      True

    • B. 

      False

  • 2. 
    Which of the following are the security problems that arise in a multiprogramming and time-sharing environment?    
    • A. 

      Stealing or copying one’s programs or data

    • B. 

      Using system resources without permission.

    • C. 

      Difficulty in accounting for printing costs

    • D. 

      All of the above

    • E. 

      B and C only

  • 3. 
    True or False: We can ensure the same degree of security in a time-shared machineas in a dedicated machine?
    • A. 

      True

    • B. 

      False

  • 4. 
    True or False: Any protection scheme devised by humans can inevitably be broken by a human, and the more complex the scheme, the more difficult it is to feel confident of its correct implementation.
    • A. 

      True

    • B. 

      False

  • 5. 
    True or False:The issue of resource utilization shows up in different forms in differenttypes of operating systems.
    • A. 

      True

    • B. 

      False

  • 6. 
    The term resource utilization refers to which of the following:
    • A. 

      Memory and CPU resources

    • B. 

      Storage,

    • C. 

      Network bandwidth

    • D. 

      Power consumption

    • E. 

      All of the above

  • 7. 
    The issue of resource utilization shows up in different forms in different types of operating systems. List what resources must be managed carefully in the case of a Handheld computer.
    • A. 

      Power consumption, memory resources

    • B. 

      Memory and CPU resources

    • C. 

      Storage, network bandwidth

    • D. 

      Memory and network bandwidth

    • E. 

      CPU resources

  • 8. 
    True or False:A personal computer is best when the job is small enough to be executed reasonably on it and when performance is sufficient to execute the program to the user’s satisfaction.
    • A. 

      True

    • B. 

      False

  • 9. 
    Read the following carefully and state under what circumstances would a user be better off using a timesharing system rather than a PC or a single-user workstation?
    • A. 

      - When there are few other users, the task is large - When the hardware is fast lots of other users need resources at the same time. - when lots of other users need resources at the same time.

    • B. 

      - When the full power of the system can be brought to bear on the user’s problem. - When the problem can be solved faster than on a personal computer.

    • C. 

      A and B

    • D. 

      - when the job is small enough to be executed reasonably on it - when performance is sufficient to execute the program to the user’s satisfaction.

    • E. 

      A and D

  • 10. 
    Identify which of the functionalities listed below need to be supported bythe operating system for real-time systems.
    • A. 

      The operating system needs to support virtualmemory and time sharing in a fair manner

    • B. 

      The operating system needs to provide virtual memory, but does not need to provide time-sharing

    • C. 

      Batch programming is necessary in both settings.

  • 11. 
    Batch programming is not necessary in  handheld devices nor is it necessary in real-time systems.
    • A. 

      True

    • B. 

      False

  • 12. 
    True or False:Symmetric multiprocessing treats all processors as equals, andI/O can be processed on any CPU.
    • A. 

      True

    • B. 

      False

  • 13. 
    Distinguish between the client–server and peer-to-peer models of distributedsystems.True or FalseThe client-server model firmly distinguishes the roles of theclient and server. Under this model, the client requests services that areprovided by the server.
    • A. 

      True

    • B. 

      False

  • 14. 
    Distinguish between the client–server and peer-to-peer models of distributedsystems.True or FalseThe peer-to-peer model has strict roles. In fact, all nodes in the system are not considered peers and thus can not act as servers.
    • A. 

      True

    • B. 

      False

  • 15. 
    With ___________________________________, one host runsthe database application with the other host simply monitoring it.
    • A. 

      Parallel clustering

    • B. 

      Peer to peer

    • C. 

      Asymmetric clustering

  • 16. 
    What network configuration would best suit SJC?
    • A. 

      A LAN

    • B. 

      A WAN

    • C. 

      A CAN

    • D. 

      All of the above

  • 17. 
    What network configuration would best suit American Airlines?
    • A. 

      A LAN

    • B. 

      A WAN

    • C. 

      A CAN

    • D. 

      A MAN

  • 18. 
    When a system uses CPU scheduling and multiprogrammingto provide economical interactive use of a system. TheCPU switches rapidly from one user to another. Instead of havinga job defined by spooled card images, each program reads its nextcontrol card from the terminal, and output is normally printedimmediately to the screen. This is referred to as __________________________.
    • A. 

      Peer to Peer

    • B. 

      Batch processing

    • C. 

      CPU

    • D. 

      Time sharing

  • 19. 
     A small computer system that performs simple taskssuch as calendars, email, and web browsing. ___________________ differ from traditional desktop systems with smaller memory and display screens and slower processors.
    • A. 

      Personal Computer

    • B. 

      Handheld systems

    • C. 

      Network systems

    • D. 

      Telephone

  • 20. 
    A system is said to be __________________________ when this system is composed of many short transactions where the results of the next transaction may be unpredictable.Response time needs to be short (seconds) since the user submitsand waits for the result. It is highly dependent on user input.
    • A. 

      A handheld

    • B. 

      Telephone

    • C. 

      A personal computer

    • D. 

      Interactive

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