- Computer | Definition, History, Operating Systems, Facts | Britannica
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 parts, and applications as well as about the history of computing
- 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 algorithms, and displaying information Computers come in many different shapes and sizes, from smartphones to supercomputers weighing more than 300 tons
- Computer - Technology, Invention, History | Britannica
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, the potential benefits to science and industry of being able to automate routine calculations were appreciated, as they had not been a century earlier Specific methods to make automated calculation more practical, such as
- Computer science | Definition, Types, Facts | Britannica
Computer science is the study of computers and computing, including their theoretical and algorithmic foundations, hardware and software, and their uses for processing information The discipline of computer science includes the study of algorithms and data structures and artificial intelligence
- Computer - History, Technology, Innovation | Britannica
Computer - History, Technology, Innovation: A computer might be described with deceptive simplicity as “an apparatus that performs routine calculations automatically ” Such a definition would owe its deceptiveness to a naive and narrow view of calculation as a strictly mathematical process In fact, calculation underlies many activities that are not normally thought of as mathematical
- Personal computer (PC) | Definition, History, Facts | Britannica
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 contains the computer’s arithmetic, logic, and control circuitry on an integrated circuit; computer memory; and various peripheral devices
- computer - Kids | Britannica Kids | Homework Help
A computer is a device for working with information The information can be numbers, words, pictures, movies, or sounds Computer information is also called data Computers…
- Computer program | Definition Facts | Britannica
Computer program, detailed plan or procedure for solving a problem with a computer; specifically, an unambiguous, ordered sequence of computational instructions necessary to achieve such a solution Computer programs are distinguished from equipment by referring to the former as software and the latter as hardware
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