- 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
- 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
- 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
- Personal computer (PC) | Definition, History, Facts | Britannica
The personal computer industry truly began in 1977, with the introduction of three preassembled mass-produced personal computers: the Apple Computer, Inc (now Apple Inc ), Apple II, the Tandy Radio Shack TRS-80, and the Commodore Business Machines Personal Electronic Transactor (PET)
- Computer - History, Technology, Innovation | Britannica
It is not too great a stretch to say that, in the Jacquard loom, programming was invented before the computer The close relationship between the device and the program became apparent some 20 years later, with Charles Babbage’s invention of the first computer
- 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
- Computer - Home Use, Microprocessors, Software | Britannica
Computer - Home Use, Microprocessors, Software: Before 1970, computers were big machines requiring thousands of separate transistors They were operated by specialized technicians, who often dressed in white lab coats and were commonly referred to as a computer priesthood
- Computer - Supercomputing, Processing, Speed | Britannica
The physical elements of a computer, its hardware, are generally divided into the central processing unit (CPU), main memory (or random-access memory, RAM), and peripherals
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