After you have finished this chapter, you should be able to answer the following questions:
4.1
Microchips, Miniaturization, & Mobility What are the differences between transistors, integrated circuits, chips, and microprocessors?
4.2
The System Unit How is data represented in a computer; what are the components of the system cabinet; what are processing speeds; how do the processor and memory work; and what are some important ports, buses, and cards?
4.3
Secondary Storage What are the features of floppy disks, hard disks, optical disks, magnetic tape, smart cards, and online secondary storage?
To learn more about the book this website supports, please visit its Information Center.