This application is specially designed to obtain the boiler operator card in Spain, it contains many tests and you can perform them in several ways: IN EXAM MODE: This form of test is designed to be the same as the official exam. You will see the time you need to finish the test and the question number of the test you are going through. You will see the result of your exam, you will see all the mistakes you have made in the test with your correct answer. IN TEST MODE BY THEMES: In this form