The final grade will be the result of the theory test 80% and the grade obtained in practice 20% is considered passing a final score less than 5.0. Averaging only be performed if the notes mentioned above both practical and theory are equal to or greater than 5.0. In practice there will be a continuous assessment, evaluating behavior and result in the practices. The teacher can ask some of the practices in a report of the work done. The student who does not perform the practices of the subject will be a practical test in the laboratory of the content carried out in the practices.