Mini computers were introduced in the 1970s, as manufacturers hoped to bring computers to consumers instead of just businesses. These computers are much like small mainframes, supporting multiple users at one time. Workstations are usually used for tasks that require more power than a PC, such as engineering, desktop publishing, programming, etc. Workstations typically run on the UNIX and Windows NT operating systems. PCs work by using microprocessors, the brain of the computer that executes instructions from a small chip.
Prices usually range from several hundred to several thousand dollars.
IBM-Compatible PC . The MAC was popular because it allowed users to move things around on the screen more easily than the IBM-compatible. There is no doubt that computers and computer-related technology is here to stay. I asked for a car, I got a computer. The obvious trend is toward smaller size with more capability.