In a simple memory-management model, where can the operating system reside in…
2021
In a simple memory-management model, where can the operating system reside in main memory?
- A.
Either low memory or high memory (depending on system design and interrupt-vector location)
- B.
In the low memory
- C.
In the high memory
- D.
None of the above
- E.
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Correct answer: A
The operating system must reside in main memory while it is executing, but its placement is not fixed for all systems.
In simple memory-management models, the OS may be placed in low memory or high memory. The exact choice depends on the machine organization, including constraints such as the location of the interrupt vector.
Therefore, the best answer is option A: either low memory or high memory, depending on system design and interrupt-vector location.