Which of the Following Statements About Interfaces Is False

question 23

Multiple Choice

Which of the following statements about interfaces is false?

• A)An interface describes a set of methods that can be called on an object,providing a default implementation for the methods.
• B)An interface describes a set of methods that can be called on an object,not providing concrete implementation for the methods.
• C)Interfaces are useful when attempting to assign common functionality to possibly unrelated classes.
• D)Once a class implements an interface,all objects of that class have an is-a relationship with the interface type.

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Definitions:

Emotional Stake

Refers to the level of personal investment or interest one has in a particular situation or outcome.

Developmental Stake

A hypothesis that suggests parents and children view their relationship differently, with parents invested in continuity and children emphasizing change.

Companionate Interest

A profound and enduring form of friendship marked by mutual respect, affection, and concern for each other's well-being.

Boomerang Children

Young adults who return to live in their family home with their parents after a period of independence, often due to financial difficulties or personal choice.