If you go to the technical profile of the technician and preparing for exams E.12, E.13 E.14 or a right place! The app contains more than 700 questions that appear on official papers, in recent years. Increase your chances of getting a certificate, using the available modes:- a question to quickly test your knowledge with the single issues- 40 questions, so that you see how the exam and how you cope with more questions.
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