The course presents the basic concepts and terms in data science using tools and examples from the field. It instills knowledge in data science-based systems and incorporates teamwork on a subject from the field of data science. In addition, the course reviews the development stages of decision support systems and BI (Business Intelligence), data warehouse, data representation methods in DB, and current concepts from the world of DS (Data Science) and learning machines. The course requires an understanding and mastery of SQL and Python.