You Have Decided to Store Objects of a Class in a TreeSet

question 40

Multiple Choice

You have decided to store objects of a class in a TreeSet structure. Which of the following statements is correct?

• A) If the object class implements the Comparable interface, and the sort order in the compare method is acceptable, you do not have to do anything else.
• B) If the object class implements the Comparable interface, and the sort order in the compareTo method is acceptable, you do not have to do anything else.
• C) If the object class implements the Comparable interface, and the sort order in the compare method is acceptable, you must create a comparator object.
• D) If the object class implements the Comparable interface, and the sort order in the compareTo method is acceptable, you must create a comparator object.

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Definitions:

Suppliers

Entities or individuals that provide goods or services to a market, contributing to the available supply.

Oligopoly

A form of industry (market) structure characterized by a few dominant firms. Products may be homogeneous or differentiated.

Differentiated Products

Goods or services that are distinct from others based on quality, features, and branding to compete in the market.

Industry Entry

The process by which new companies or businesses begin to compete in an existing market.