Do I need to restart my system after setting JAVA in system environment's path variable?

Question

I did the following steps but java does not seem to be working for me, do I need to restart my system if yes then why?

1. Right click My Computer->Advence         


        

Answer 1

In my case under user variable section(for particularuser) JAVA_HOME set to jre not jdk path . I change it to JDK path , It worked for me