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:

Normal Profit

The minimum profit necessary for a company to remain competitive in its market, covering its opportunity costs.

Replacement Cost

The cost required to replace an asset with a new one of similar kind and quality at current prices.

Cost Of Completion

The estimated expenses associated with finishing a project, product, or service in its entirety.

Normal Profit

The minimum amount of profit necessary for a company to remain competitive in the market, often considered a breakeven profit.