FAQ’s - Java

What is the difference between jre, jdk, sdk?
JRE, ‘Java Rutime Environment’ performs the execution of java programs but JDK, ‘Java Development Kit’ which contains the java compiler is helpful in developing java based programs. Infact one or more JRE’s along with various development and deployment tools are present in a JDK.
JRE is a subset of JDK.
- Two steps for a java program ie.,compile and interpret.
- JDK does compilation but JRE can’t.
- Both JRE and JDK does interpretaion.
SDK is same as JDK

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