Java JVM Vs JDK Vs JRE: Understanding The Key Differences
Mastering JVM, JDK, JRE & JIT Compiler, Garbage Collection, Immutability, and more: essential Java concepts for efficient app development.
1. JVM, JDK, JRE, and Just-In-Time (JIT) Compiler JVM (Java Virtual Machine) The JVM is an abstract machine that enables Java bytecode to be executed on any platform. It provides features such as memory management, garbage collection, and security. JDK (Java Development Kit) JDK is a complete package for Java development, including: Java Compiler (javac) JRE (Java Runtime Environment) Development tools (debuggers, documentation, etc.) JRE (Java Runtime Environment) JRE contains the necessary libraries and JVM required to run Java applications but does not include...