The writing of the book "Computerized Accounting" is an important and reputable tool capable of assisting the success of graduates from the vocational training institutes of the Ministry of Education, the Ministry of Labor / O.A.E.D. Vocational Training Institutes, the Sivitanidios Institute, and other vocational training institutes in Greece in the examination for certification by EOPPEP in several specialties. It helps students from EPAL and EPAS OAED, as well as trainees from the vocational training institutes. The book provides rich material for the examination of the Practical Part of the Certification regarding Computerized Accounting, oriented towards the requirements of the EOPPEP Initial Vocational Training Certification Exams, for obtaining a level 5 Vocational Specialty Diploma in Education and Training.