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Java 8 installation setup:       First of all ,we need to install java 8 jdk in your  machine.so for that you can download  it from following  url. click here download  jdk 1.8.0_11 and install it on your machine. Once installation has been done. Please checkout version of jdk. C:\Users\hp>java -version java version "1.8.0_11" Java(TM) SE Runtime Environment (build 1.8.0_11-b12) Java HotSpot(TM) Client VM (build 25.11-b03, mixed mode, sharing) once you have installed Java on your machine, you would need to set environment variables to point to correct installation directories                                                       ...

What is java 8?  Java 8   is a major release of java development.  Java 8 initial version  was released on 18 march 2014.  Java 8 changes are done both at JVM and compiler level.  Java 8 provide following feature:              1)support functional  programing language. 2)new java script engine. 3)new date time api. 4)new streaming api. 5) Lambda expression. 6)  support Default method implementation. 7) support  Method reference.