Chapter 1 - Computer Systems This chapter discusses the computer system, in terms of the hardware and software components. In terms of hardware system, the discussion centers around -the central processing unit; the primary memory; the input/out devices; the secondary storage devices; and communication devices. For the software system, the discussion centers on the ? systems software, processing programs, and the generations of programming languages. The chapter closes with a sneak preview of a Java program. Chapter 2 - Classes and Objects This chapter introduces the concept of object oriented programming through discussion on our everyday experiences. The first half of the chapter focuses purely on observation and discussion, the second half formalizes the discussion into Java codes. Two program development tools are introduced ? Unified Modeling Language (UML), and algorithm development. Chapter 3 ? Program Development This chapter furthers the discussion on how to analyze problems, design classes that accurately reflect the problem, and develop UML solution before coding the programs. Chapters 4 - Data Ty