Operating system quiz 2

1. 1What is the main function of memory management in an operating system?

   1. AScheduling CPU tasks
   2. BManaging files on disk
   3. CAllocating and deallocating memory for processes
   4. DControlling input and output devices
2. 2What type of memory is not permanent and is used for running programs?

   1. ASecondary memory
   2. BCache memory
   3. CVirtual memory
   4. DPrimary memory
3. 3Primary memory is slower but cheaper than secondary memory.

   1. ATrue
   2. BFalse
4. 4Memory management improves system performance and memory utilization.

   1. ATrue
   2. BFalse
5. 5What happens during the compaction process?

   1. AMemory blocks are divided further
   2. BMemory is permanently erased
   3. CFree and allocated memory blocks are merged
   4. DProcesses are executed faster
6. 6In which partitioning method is memory not split into predefined sizes?

   1. AFixed Partitioning
   2. BVariable Partitioning
   3. CStatic Partitioning
   4. DSegmentation
7. 7Which memory allocation technique finds the smallest block that fits the process?

   1. AFirst Fit
   2. BBest Fit
   3. CWorst Fit
   4. DLast Fit
8. 8Memory management improves system performance and memory utilization.

   1. ATrue
   2. BFalse
9. 9Memory management improves system performance and memory utilization.

   1. ATrue
   2. BFalse
10. 10Swapping can lead to a process being relocated to a different memory location.

    1. ATrue
    2. BFalse

11. 11In continuous memory allocation, memory is allocated in scattered blocks.

    1. ATrue
    2. BFalse
12. 12External fragmentation occurs when there is unused memory inside allocated blocks.

    1. ATrue
    2. BFalse
13. 13First Fit allocation is always better than Best Fit in reducing fragmentation.

    1. ATrue
    2. BFalse
14. 14Worst Fit tends to increase memory fragmentation.

    1. ATrue
    2. BFalse
15. 15A process of size 2048KB takes approximately how long to swap in and out of memory using a disk transfer rate of 1MB/s (ignoring overhead)?

    1. A1000 ms
    2. B2000 ms
    3. C8000 ms
    4. D4000 ms

Description

Engineering Quiz on Operating system quiz 2, created by Eng. Nada Ibrahim on 30/04/2025.

Author

Eng. Nada Ibrahim

Language

English

Views

1

Tags

engineering

Rating

No ratings yet

Rate this quiz

Rate this quiz

More on Memory Management