End of the Chapter

Classic programmed-learning exercises, refreshed for modern Java and presented in the current MrStyner.com portfolio style.

Modern Java noteThis archive has been refreshed for Java 25 LTS. Core language concepts remain useful, while outdated setup instructions and browser-era Java are labeled or replaced. Java 26 is the current feature release; Java 25 is used here as the stable teaching baseline.

Can a class extend an interface?

A good answer might be:

No. Only classes are extended, and a class may extend only one class.

End of the Chapter

You have reached the end of the chapter. You may wish to extend your knowledge by examining the following.

  • What an is.
  • How a class an interface.
  • Implementing
  • An example of a in an interface.
  • Using an interface as a
  • Use of a with a reference variable.
  • interfaces.
  • an interface.

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