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What Is Java Runtime Environment (JRE)?

JRE stands for “Java Runtime Environment” and it is responsible for run the Java program.

Java Runtime Environment (JRE) internally contains JVM and all set of inbuilt packages and library. JRE refers to a runtime environment in which java bytecode can be executed.
Java Runtime Environment (JRE) doesn’t contain any development tools like java compiler, debugger etc. You must install JRE on your machine before execute any java program.

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