Introduces the student to the world of data processing. In preparing this textbook, the author has had several purposes in mind. These purposes have been used as guidelines in deciding the material to be covered in the text and the arrangement of the material. The main purpose of this book 1.) To help the student gain an overall knowledge of the fundamentals of automated data processing. The author expects the reading of this book to increase the student data processing literacy. 2.) To develop the student's interest in the possibility of data processing as a career choice. Dynamic and challenging careers are open to person with the necessary training and skills. 3.) To act as a "first book" in preparation for further training in data processing. His text lays the foundation for more advanced study and specialized training.