Flashcards for Java keywords

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Flashcards for Java Keywords. Initial definitions from the Wikipedia for Java keywords as pointed to in Lesson 2 of the Wikiversity introductory Java course. Please do not change them without a clear understanding that there is an error present. Consider discussing the error with others either here or at Wikipedia prior to changing the definitions here on the master flashcard file. Forking and tailoring is encouraged if you wish to personalize the definitions.

If you prefer to study a glossary style presentation see the definitions at Wikipedia for Java keywords.

Another set of Java Flashcards is available that provides the keyword and challenges you to think of the conceptual definition before checking the answer. More Java keyword flashcards

Read the definitions and then decide the appropriate Java Keyword. Click Expand for the Java keyword for the concept defined to appear.

Used in a class declaration to specify the superclass; used in an interface declaration to specify one or more superinterfaces. Class X extends class Y to add functionality, either by adding fields or methods to class Y, or by overriding methods of class Y. An interface Z extends one or more interfaces by adding methods. Class X is said to be a subclass of class Y; Interface Z is said to be a subinterface of the interfaces it extends.

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