A Stack Can Be Implemented as a Sequence of Nodes

question 97

Multiple Choice

A stack can be implemented as a sequence of nodes in a linked list or an array list. Which of the following statements about this is correct?

• A) If implementing the stack as a linked list, the least expensive approach is to add and remove elements at the end.
• B) If implementing the stack as an array list, the least expensive approach is to add and remove elements at the end.
• C) If implementing the stack as an array list, there is no cost difference whether adding and removing elements at the beginning or the end.
• D) If implementing the stack as a linked list, there is no cost difference whether adding and removing elements at the beginning or the end.

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Definitions:

Constant Ratio

A financial strategy or policy that maintains a fixed proportionate relationship between two or more variables, such as assets and liabilities.

Pro Forma Financial Statements

Financial statements projecting future years' earnings, usually to assess the impact of new projects or acquisitions.

Capital Intensity Ratio

A financial metric that measures the amount of assets needed per dollar of sales; higher ratios indicate a greater investment in assets to generate sales.

Capital Intensity Ratio

A measure of a company's investment in physical assets relative to its labor force, indicating the extent to which a firm's operations are automated or labor-intensive.