Principles of Class Design Quiz

A module should be open and closed for both extension and modification.

A module should be closed for both extension and modification.

A module should be open for modification but closed for extension.

A module should be open for extension but closed for modification. (correct)

Encapsulation

Abstraction (correct)

Inheritance

Polymorphism

Subclasses should be substitutable for their base classes. (correct)

Subclasses should inherit from their base classes.

Subclasses should encapsulate their base classes.

Subclasses should override their base classes.

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<p>High-level modules should not depend on low-level modules; both should depend on abstractions.</p> Signup and view all the answers