The main theme of the fourth part is object-oriented programming. You will learn to read data from files and to represent and handle information with the help of objects.
The table of contents above lists the topics of the fourth part of the course. The fourth part has been designed to cover the fourth week of the course. You should reserve well above 10 hours for each part of the course, depending on previous experience with computers. If you've tried programming before, you might advance faster in the beginning.