Quick Answer
JDK (Java Development Kit): full package for developing Java apps - includes compiler (javac), JRE, and dev tools. JRE (Java Runtime Environment): what end users need to run Java apps - includes JVM and standard libraries but no compiler. JVM (Java Virtual Machine): the engine that executes compiled bytecode. JDK contains JRE which contains JVM.
Answer
JVM: Executes Java bytecode. JRE: JVM + libraries needed to run Java apps. JDK: JRE + tools for developing Java applications.
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SugharaIQ Editorial Team
Verified Answer
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