Basics
JDK - Java Development Kit contains,
JRE - Java runtime environment contains code behind all the variable types and built-in functions (eg. println, Scanner). It also include a Java Virtual Machine (JVM), which allows Java code to run on any platform!
Javac - Java Compiler
Program code -> Compiler -> Translated code
Java code -> javac -> Bytecode -> JVM -> Machine code
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Links
https://www.oracle.com/java/technologies/downloads/#jdk17-windows
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