What is JDK 11?

Go to the Oracle Java Archive page. The JDK is a development environment for building applications using the Java programming language . The JDK includes tools useful for developing and testing programs written in the Java programming language and running on the JavaTM platform.

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How does a JDK work?

Since the JDK supplies the compiler for your Java programs, the JDK you use determines what Java version you are able to code in . For example, if you want to use the newer functional programming features found in Java 8 (like the arrow Lambda operator), then you need at least the Java 8 JDK for compiling.

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