
Computer | Definition, History, Operating Systems, & Facts | Britannica
Feb 6, 2026 · A computer is a programmable device for processing, storing, and displaying information. Learn more in this article about modern digital electronic computers and their design, constituent …
Artificial intelligence (AI) | Definition, Examples, Types ...
4 days ago · Artificial intelligence is the ability of a computer or computer-controlled robot to perform tasks that are commonly associated with the intellectual processes characteristic of humans, such as …
Computer - History, Technology, Innovation | Britannica
Feb 6, 2026 · It is not too great a stretch to say that, in the Jacquard loom, programming was invented before the computer. The close relationship between the device and the program became apparent …
Microsoft Windows | History, Versions, & Facts | Britannica
Feb 12, 2026 · Microsoft Windows is a computer operating system (OS) developed by Microsoft Corporation to run personal computers (PCs). Featuring the first graphical user interface for IBM …
Operating system (OS) | Definition, Examples, & Concepts | Britannica
Jan 16, 2026 · Operating system, program that manages a computer’s resources, especially the allocation of those resources among other programs.
Computer security | Definition & Facts | Britannica
Jan 2, 2026 · Computer security has become increasingly important since the late 1960s, when modems (devices that allow computers to communicate over telephone lines) were introduced.
E-commerce | Definition, History, Types, Examples, & Facts | Britannica ...
Various industries elaborated upon that system in the ensuing decades before the first general standard was published in 1975. The resulting computer-to-computer electronic data interchange (EDI) …
Software | Definition, Types, & Facts | Britannica
6 days ago · Software comprises the entire set of programs, procedures, and routines associated with the operation of a computer system. The term was coined to differentiate these instructions from …
Computer network | Definition & Types | Britannica
Jan 24, 2026 · A computer network consists of two or more computers that are connected to each other to communicate data electronically. Two basic network types are local area networks (LANs) and …
Information system | Definition, Examples, & Facts | Britannica
Jan 2, 2026 · Information system, an integrated set of components for collecting, storing, and processing data and for providing information and digital products. Many major companies are built entirely …