Memory Stack & Subroutines - MCQs with answers

Memory Stack & Subroutines - MCQs with answers

Q1. Which register holds the address for a stack whose value is supposed to be directed at the topmost position?

a. Stack Pointer
b. Stack Register
c. Both a & b
d. None of the above

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Q2. The instructions based on the stack operations are also known as 'zero address' or 'implied instructions', because _______.

a. address gets updated automatically in stack pointer
b. processor can refer a memory stack without specifying the address
c. both a & b
d. none of the above

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Q3. What is another name of memory stack especially given for the fundamental function performed by it?

a. Last-in-first-out (LIFO)
b. First-in-last-out (FILO)
c. First-in-first-out (FIFO)
d. Last-in-last-out (LILO)

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Q4. What does the last instruction of each subroutine that transfer the control to the instruction in the calling program with temporary address storage , called as?

a. jump to subroutine
b. branch to subroutine
c. return from subroutine
d. call subroutine

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