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Question

Suppose a processor does not have any stack pointer registers, which of the following statements is true ?

a.

It cannot have subroutine call instruction

b.

It cannot have nested subroutine calls

c.

Interrupts are not possible

d.

All subroutine calls and interrupts are possible

Answer: (d).All subroutine calls and interrupts are possible

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Q. Suppose a processor does not have any stack pointer registers, which of the following statements is true ?

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