Java: Runtime Environment 1.8

echo %JAVA_HOME% (Windows) echo $JAVA_HOME (Linux/macOS)

java version "1.8.0_412" Java(TM) SE Runtime Environment (build 1.8.0_412-b08) Java HotSpot(TM) 64-Bit Server VM (build 25.412-b08, mixed mode) java runtime environment 1.8

| Component | Description | |-----------|-------------| | | Executes Java bytecode; includes HotSpot VM with advanced garbage collection (GC) and JIT compilation. | | Class Libraries | Set of pre-built Java classes ( rt.jar , charsets.jar , etc.) that implement core APIs. | | Deployment Technologies | Java Web Start, Java Plug-in (for applets in browsers – deprecated/removed in later updates). | | Tools | Limited set compared to JDK; includes java launcher, keytool , policytool , etc. | | Security Components | Security managers, policy files, keystores, and cryptography providers. | includes java launcher