The exam is a multiple choice test with 20 randomly chosen questions with three degrees of difficulty and 4 answers and 4 choices. Each of the answers can be right or wrong. The choices state which answers are right or wrong. Only one choice is right. Your score will be emailed to you and your superior at the end of the exam.
To take the exam you will need an access code, that will be sent to you by the wfk - Cleaning Technology Institute e.V. via email or fax for a fee of 10,- Euro. You can order as many access codes as you need. All access codes are valid for one year. Your access code will be linked to your email address not until you login and confirm your data. The access code can not be used for another exam. However, it is possible to login with the same data to resend the score at any time after the exam is completed.