You might use a minicomputer in your school. The most popular type of computer system is the microcomputer or personal computer. The PC is what we see on everyone's desk. PCs are typically used by 1 person or small groups at a time. We're going to focus on the uses of PCs.
Computers have different speeds at which they work.
Today, many people are buying a computer called a Pentium. In the Macintosh world, you might have an LC, LC III, or PowerMac. Pentiums and PowerMac work much faster than the other types of computers. One more thing that you need to know about your computer hardware is how much memory it has. These types of memory also influence the speed that your computer works with a software program.