In the algorithm to evaluate a postfix expression, what does the algorithm do when an operand is encountered?
A) pop the operand from the stack
B) push the operand onto the stack
C) pop the operator from the stack
D) push an operator onto the stack

Question

Quizplus · Accepted Answer

When an operand (numeric or variable) is encountered in a postfix expression, it is pushed onto the stack, as it is not evaluated until an operator is encountered.

In the Algorithm to Evaluate a Postfix Expression, What Does