Computer Systen Types

• Personal computers: are relatively small inexpensive computer systems, sometimes called micro computers.
• Workstations: are personal computers that are connected to network.
• Mid-range computers: are systems about the size of three drawer cabinet, They are usually used as servers. Which asks for services and server computer provides the service,
• Mainframe computers: are large, powerful computers often shared by hundreds of connected machines by a network. However type of computer is becoming rarer as it is far cheaper to use workstations.
• Servers: a server is a computer on a network designed for specific task, An example is a mail server which stores, retrieves and maintains an organizations emails.