
Computer | Definition, History, Operating Systems, & Facts | Britannica
Oct 17, 2025 · 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 …
Computer - History, Technology, Innovation | Britannica
Oct 17, 2025 · Computer - History, Technology, Innovation: A computer might be described with deceptive simplicity as “an apparatus that performs routine calculations automatically.”
What is a computer? | Britannica
Oct 20, 2025 · A computer is a machine that can store and process information. Most computers rely on a binary system, which uses two variables, 0 and 1, to complete tasks such as storing data, …
Computer - Technology, Invention, History | Britannica
Oct 17, 2025 · Computer - Technology, Invention, History: By the second decade of the 19th century, a number of ideas necessary for the invention of the computer were in the air.
Ada Lovelace | Biography, Computer, Day, & Facts | Britannica
Oct 14, 2025 · Ada Lovelace is considered the first computer programmer. Even though she wrote about a computer, the Analytical Engine, that was never built, she realized that the computer could follow a …
Computer chip | Definition & Facts | Britannica
Oct 2, 2025 · Chips comprise the processing and memory units of the modern digital computer (see microprocessor; RAM). Chip making is extremely precise and is usually done in a “clean room,” since …
Computer graphics | Rendering, Animation & Visualization | Britannica
Aug 5, 2025 · Computer graphics, production of images on computers for use in any medium. Images used in the graphic design of printed material are frequently produced on computers, as are the still …
list of notable computer viruses and malware - Encyclopedia Britannica
Malware (a portmanteau of the terms malicious and software) consists of computer viruses, spyware, computer worms, and other software capable of stealing devices’ data or running harmful code.
computer summary | Britannica
Computer, device for processing, storing, and displaying information. Computer once meant a person who did computations, but now the term almost universally refers to automated electronic machinery.
Personal computer (PC) | Definition, History, & Facts | Britannica
Nov 1, 2025 · personal computer (PC), a digital computer designed for use by only one person at a time.