Classification of Operating Systems


 
 
Concept Explanation
 

Classification of Operating Systems

Classification of Operating Systems:

  • Multi-user : allows two or more user's to run programs at the same time. Some operating systems permit hundreds or even thousands of concurrent users.
  • Multiprocessing: It supports running a program on more than one CPU.
  • Multitasking : It allows more than one program to run concurrently.
  • Multi threading : It allows different parts of a single program to run concurrently.
  • Real-time: It responds to input instantly. General-purpose operating systems, such as DOS and UNIX, are not real-time
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    Sample Questions
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    Question : 1

    ______ is a feature for scheduling and multi - programming to provide an economical interactive system of two or more users.

    Right Option : A
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    Question : 2

    Which of the following conditions are true for operating system:-

    • 1)  A computer works with the interaction of hardware and software.
    • 2)  Character user interface is graphics based.
    • 3)  A multitasking Operating System allows the user to perform multiple task using one CPU.
    • 4) Single user operating systems are designed for multiple users.
    Right Option : D
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    Question : 3

    RTOS stands for ____________________

    Right Option : A
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