How to verify java installed in our system

Use below method to know about java installed or not. Also we know about which version of the java installed in System.

1) Goto command Prompt (Type "cmd" in Run)

2) Type below command in command Prompt

c:\users>java -version

and press enter then we can see the below output to know about the Java information from our system


c:\users>java -version
java version "1.8.0"
Java(TM) SE Runtime Environment (build 1.8.0-b132)
Java HotSpot(TM) 64-Bit Server VM (build 25.0-b70, mixed mode)

3) If java not there in our system we should download and installed from below link

http://java.com/en/download/index.jsp