What is a Java package and how is it used? - JAVA Interview Questions

What is a Java package and how is it used?


Or

Explain the usage of Java packages.

A Java package is a naming context for classes and interfaces. A package is used to create a separate name space for groups of classes and interfaces. Packages are also used to organize related classes and interfaces into a single API unit and to control accessibility to these classes and interfaces.
For example: The Java API is grouped into libraries of related classes and interfaces; these libraries are known as package.



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