Given a stack,what would the final value of the stack pointer be after the following instructions were executed:
PUSH 23
PUSH 35
PUSH 42
POP X
PUSH 20
POP X
POP X
PUSH 30
A)1.
B)2.
C)3.
D)4.
E)5.

Question

Given a stack,what would the final value of the stack pointer be after the following instructions were executed:
 PUSH 23
PUSH 35
PUSH 42
POP X
PUSH 20
POP X
POP X
PUSH 30
A)1.
B)2.
C)3.
D)4.
E)5.

Quizplus · Accepted Answer

Initially, the stack is empty. PUSH operations increase the stack pointer, and POP operations decrease it. After executing the instructions, the stack pointer will be at position 2.

Given a Stack,what Would the Final Value of the Stack