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
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.