How to close the unresponding application to avoid haging

Some times the running application on your computer becomes unresponding which results in hang of computer.
To close the Unresponding/Hanging  Application just follow the following steps.

1. Press Delete Button by holding alt and ctrl Button at a time.on doing a blue window will open with having different options
2. Click on the Start Task Manager option.A window will open with different tag buttons..
3. Select the Application you want to close.
4. And then click the End Task Button the Selected application will smoothly closed.