A Stack Is Initially Empty, Then the Following Commands Are

question 14

Multiple Choice

A stack is initially empty, then the following commands are performed: push 5
Push 7
Pop
Push 10
Push 5
Pop
Which of the following is the correct stack after those commands (assume the top of the stack is on the left) ?

• A) 5 10 7 5
• B) 5 10
• C) 7 5
• D) 10 5

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Definitions:

Psychosocial Stages

A theory proposed by Erik Erikson, which posits that individuals go through eight developmental stages, each involving a specific conflict that must be resolved.

Erikson

A developmental psychologist known for his theory on the psychosocial development across eight stages from infancy to adulthood.

Industry

The production of goods or related services within an economy, or a specific sector of production or trade.

Irreversibility

The cognitive incapacity in early childhood to understand that actions, once performed, can be undone to return to the original state.