Java - Packages

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Packages:
Types:
·         User Defined packages
·         In build packages
1.       Java.lang  automatically imported. Primitive data types, maths operations
2.       Java.util  Collections
3.       Java.io  input and output operations.
4.       Java.net networking operations
5.       java.awt  buttons,menus
6.       java.applet  applet applications (system local application)

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