For setting the permanent path of JDK, you need to follow these steps:

• Go to MyComputer properties -> advanced tab -> environment variables -> new tab of user variable -> write path in variable name -> write path of bin folder in variable value -> ok -> ok -> ok

For Example:

1) Go to MyComputer properties

2) click on advanced tab

3) click on environment variables

4) click on new tab of user variables

5) write path in variable name

6) Copy the path of bin folder

7) paste path of bin folder in variable value

8) click on ok button

9) click on ok button

Now your permanent path is set.You can now execute any program of java from any drive.