
Computer | Definition, History, Operating Systems, & Facts
2 days ago · 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 - Technology, Invention, History | Britannica
Jul 31, 2025 · By the second decade of the 19th century, a number of ideas necessary for the invention of the computer were in the air. First, the potential benefits to science and industry of …
What is a computer? - Britannica
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, calculating …
Computer science | Definition, Types, & Facts | Britannica
Aug 15, 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 - History, Technology, Innovation | Britannica
Jul 31, 2025 · The history of the solving of these problems is the history of the computer. That history is covered in this section, and links are provided to entries on many of the individuals …
Personal computer (PC) | Definition, History, & Facts | Britannica
Jul 27, 2025 · personal computer (PC), a digital computer designed for use by only one person at a time.
Computer - Home Use, Microprocessors, Software | Britannica
Jul 31, 2025 · Computer - Home Use, Microprocessors, Software: Before 1970, computers were big machines requiring thousands of separate transistors. They were operated by specialized …
Software | Definition, Types, & Facts | Britannica
Jul 30, 2025 · Software comprises the entire set of programs, procedures, and routines associated with the operation of a computer system. The term was coined to differentiate …
Mainframe | Definition & Facts | Britannica
Mainframe, digital computer designed for high-speed data processing with heavy use of input/output units such as large-capacity disks and printers. Mainframes have been used for …
computer - Kids | Britannica Kids | Homework Help
Computer software is divided into two basic types—the operating system and application software. The operating system controls how the different parts of hardware work together. …