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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
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
Computer - Memory, Storage, Processing | Britannica Computer - Memory, Storage, Processing: The earliest forms of computer main memory were mercury delay lines, which were tubes of mercury that stored data as ultrasonic waves, and cathode-ray tubes, which stored data as charges on the tubes’ screens
Computer science - Architecture, Organization, Algorithms | Britannica Computer science - Architecture, Organization, Algorithms: Computer architecture deals with the design of computers, data storage devices, and networking components that store and run programs, transmit data, and drive interactions between computers, across networks, and with users
computer summary | Britannica Database, any collection of data, or information, that is specially organized for rapid search and retrieval by a computer Databases are structured to facilitate the storage, retrieval, modification, and deletion of data in conjunction with various data-processing operations
computer - Students | Britannica Kids | Homework Help Generally, a computer is any device that can perform numerical calculations—even an adding machine, an abacus, or a slide rule Currently, however, the term usually refers to…
Computer program | Definition Facts | Britannica The first digital computer designed with internal programming capacity was the “Baby,” constructed at Manchester in 1948 A program is prepared by first formulating a task and then expressing it in an appropriate computer language, presumably one suited to the application
Who invented the computer? | Britannica During World War II, physicist John Mauchly, engineer J Presper Eckert, Jr , and their colleagues at the University of Pennsylvania designed the first programmable general-purpose electronic digital computer, the Electronic Numerical Integrator and Computer (ENIAC)