JRE & JDK.
What is JDK ? JDK stands for Java Development Kit. It is the combination of java compilation tools & java API. The Java Development Kit (JDK) is a software development environment which is used to develop Java applications and applets. The JDK contains a private Java Virtual Machine (JVM) and a few other resources such as an interpreter/loader (java), a compiler (javac), an archiver (jar), a documentation generator (Javadoc), etc. to complete the development of a Java Application. JDK contains the following Development tools : java It is a java interpreter that is used to run java application. javac It is a java complier used to translate java source code into Byte code. javadoc It create HTML documentation for java source code to files. jdb It is java debugger, it is used to find errors in the java code. appletviewer It is used for the execution of ' applets '. jar This tool helps to manage jar files. What is JRE ? JRE is an stands for Java Runt...