
Computer science | Definition, Types, & Facts | Britannica
Dec 2, 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 science and its application in various fields | Britannica
computer science, Study of computers, their design (see computer architecture), and their uses for computation, data processing, and systems control, including design and development of …
Computer programming language | Definition, Examples,
Oct 15, 2025 · A computer programming language is any of various languages for expressing a set of detailed instructions for a computer. The earliest programming languages were …
Computer science Definition & Meaning | Britannica Dictionary
1 ENTRIES FOUND: computer science (noun) computer science noun Britannica Dictionary definition of COMPUTER SCIENCE [noncount] : the study of computers and their uses
HTML | Definition & Facts | Britannica
Nov 7, 2025 · Any service offered over the Internet, by definition, is a form of Web application. Examples of Web applications therefore include online forms, shopping carts, video streaming, …
Firewall | Definition, Types, & Facts | Britannica
Nov 1, 2025 · Firewall, type of system used to monitor connections between computer networks. One of the earliest responses to malicious activity perpetrated through the Internet, firewalls …
Computer | Definition, History, Operating Systems, & Facts
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 …
RAM | Definition, Types, & Facts | Britannica
Nov 11, 2025 · Computer memory is divided into main (or primary) memory and auxiliary (or secondary) memory. Main memory holds instructions and data when a program is executing, …
Computer - History, Technology, Innovation | Britannica
Oct 17, 2025 · A computer might be described with deceptive simplicity as “an apparatus that performs routine calculations automatically.” Such a definition would owe its deceptiveness to …
Computer simulation | Definition & Facts | Britannica
Computer simulation, the use of a computer to represent the dynamic responses of one system by the behavior of another system modeled after it. A simulation uses a mathematical description, …