G.R.M. Junior college practice test 2026
Computer science practice test 2026
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1. Concentric circles on disk surface are known as _______
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2. ‘Open files’ is a system call provided under _________ of operating system.
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3. _______is a service of memory management of operating system.
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4. _______ cannot work independently.
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5. If page size of 4MB memory is 2 kb then the number of higher order bits on address bus, used to denote page numbers is _________
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6. Windows 98 is a __________ operating system.
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7. In Magnetic tapes __________ access method is used.
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8. Operating system maintains all the information about each process in a data structure called ________
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9. Device drivers are ____________
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10. When a process is waiting for an external event like I/O, it is in ___________ state.
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11. In multiprogramming operating system, the number of processes running simultaneously is known as _______.
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12. ____ is a logical unit of data that operating system defines for its convenience.
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13. _______ process scheduling is most suitable for real time systems.
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14. Device drivers are ____________
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15. When a page which is not in main memory is reference then _________ occurs.
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16. _______ is a free operating system
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17. Memory management service of operating system manages allocations of _______
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18. ________ is not an operating system.
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19. Wastage of memory space within the partition is called as __________
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20. Time taken to adjust the appropriate sector under read /write head in disk is called as ____________.
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21. Program under execution is known as __________
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22. ________ control in GUI allows to select only one option from the given options.
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23. _______ is allotted to every process so that a process does not use the CPU indefinitely.
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24. In Non-preemptive philosophy of process scheduling throughput __________
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25. _________ spread more rapidly in computer networks but do not cause direct harm to computer system.
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26. ________ is generally used in GUI to look at the information which is not currently visible on screen.
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27. In ___________ method of memory management system logical divisions of a program are of variable sizes.
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28. Operating system is a __________
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29. _________ is also known as light weight process.
Your score is
The average score is 40%
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