Answer all the questions and click on the "Submit Test" button

1. Observe frequency and reference sound pressure
2. Select the sound pressure and calculate sound pressure level
3. Repeat steps for all sound pressure
4. Click on "GO TO NEXT LEVEL" button for applications
5. Select source of sound and click on the "MEASUREMENT OF SOUND LEVEL" button
6. Press on "START" and observe sound pressure level
7. Repeat steps 5 and 6 for all applications
8. Click on "GO TO NEXT LEVEL" button for tables and graphs
9. Press the "RESULT" button for performance assessment