
Computer | Definition, History, Operating Systems, & Facts
Jun 16, 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 …
Computer science | Definition, Types, & Facts | Britannica
May 29, 2025 · Computer science is the study of computers and computing, including their theoretical and algorithmic foundations, hardware and software, and their uses for processing …
Computer - Technology, Invention, History | Britannica
Jun 16, 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. First, …
Computer - History, Technology, Innovation | Britannica
Jun 16, 2025 · Computer - History, Technology, Innovation: A computer might be described with deceptive simplicity as “an apparatus that performs routine calculations automatically.” Such a …
Personal computer (PC) | Definition, History, & Facts | Britannica
Jun 11, 2025 · Personal computer, a digital computer designed for use by only one person at a time. A typical personal computer assemblage consists of a central processing unit, which …
computer summary | Britannica
computer, Programmable machine that can store, retrieve, and process data. A computer consists of the central processing unit (CPU), main memory (or random-access memory, RAM), and …
Computer network | Definition & Types | Britannica
Apr 24, 2025 · 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 …
Digital computer | Evolution, Components, & Features | Britannica
digital computer, any of a class of devices capable of solving problems by processing information in discrete form. It operates on data, including magnitudes, letters, and symbols, that are …
Computer - Home Use, Microprocessors, Software | Britannica
Jun 16, 2025 · Computer - Home Use, Microprocessors, Software: Before 1970, computers were big machines requiring thousands of separate transistors. They were operated by specialized …
Ada Lovelace | Biography, Computer, & Facts | Britannica
Jun 9, 2025 · Ada Lovelace, English mathematician, an associate of Charles Babbage, for whose digital computer prototype, the Analytical Engine, she created a program in 1843. She has …