How to check Java Version | How to check JDK version that installed on your computer

Checking the current Java version: 

Checking the Java version in Windows 

1. Click Start > Control Panel > Java.
2. On the Java tab, click View to display a list of all the installed Java versions. You can enable and disable Java versions from this window 

    

   From a command prompt:

   1. Open a command prompt (Click to Start > Run, and then type cmd).
   2. Type “java -version“.
   3. The Java version and related information displays. For example:

    

   C:\>java -version
   java version "1.6.0_18"
   Java(TM) SE Runtime Environment (build 1.6.0_18-b07)
   Java HotSpot(TM) Client VM (build 16.0-b13, mixed mode, sharing)