Terms for Chapter 3 Discovering computers

is the practice of sharing or pooling computing resources, such as servers and storage devices.

uses software to divide a physical server logically into many virtual servers.

is a network of several servers together in a single location.

Is a large, expensive, powerful server that can handle hundreds or thousands of connected users simultaneously.

is the fastest, most powerful computer- and the most expensive.

is a computer, usually with limited processing power, that enables users to send data to and/or receive information from a server, or host computer.

is a terminal that looks like a desktop but has limited capabilities and components.

perform specific tasks and contain features uniquely designed for use in a particular industry. Three widely used special-purpose terminals are point-of-sale terminals, ATM's, and self-service kiosks.

records perchases, process credit or debit cards, and updates inventory.

is an input device that uses laser beams to read bar codes on products.