Fundamentals of Operating System – Online MCQs Test – Computer Science 9th

1. A program that enables user to interact with computer is called:

2. The operation system that allows frequent switching from one task to another is:

3. DOS and Windows 98 for PC are examples of:

4. It is a screen or text based representation in which the user types the commands to operate the computer.

5. Missile systems and Air Traffic Control system are the best examples of:

6. Example(s) of Graphical User Interface (GUI) is / are:

7. Online transaction systems, Airline ticket reservation etc. are the examples of:

8. The software which performs all basic tasks is:

9. It is a job or activity to be performed by the system.

10. The OS function to decide the order in which processes have access to the processor, and how much processing time each process should get, is called:

11. Which management controls the dynamic allocation and de-allocation of processor, memory, etc?

12. In which operating system jobs are executed in groups?

13. This term is generally used for programs that are executed with minimum human interaction.

14. The number of user(s) that can access the resources simultaneously on a multiuser OS is / are:

15. The group of programs that helps office workers to do a number of routine tasks easily and efficiently is called:

16. The system that guarantees that critical tasks should be completed without shortest delay is:

17. AVG, Avast and Kaspersky are some of the free:

18. This term refers here to program code that has been loaded into a computer’s memory for execution by the CPU.

19. DOS is an example of:

20. The part of operating system, program, or devices that allows a user to enter and receive information is called: