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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
  • 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 The magnetic drum, invented about 1948, used an iron oxide coating on a rotating drum to store data and programs as magnetic patterns In a
  • Internet - Kids | Britannica Kids | Homework Help
    The Internet is a network, or system, that connects millions of computers worldwide It was one of the greatest inventions of the 1900s Since its beginning, the Internet has…
  • 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 - Supercomputing, Processing, Speed | Britannica
    Computer - Supercomputing, Processing, Speed: The most powerful computers of the day have typically been called supercomputers They have historically been very expensive and their use limited to high-priority computations for government-sponsored research, such as nuclear simulations and weather modeling Today many of the computational techniques of early supercomputers are in common use in
  • Ada | computer language | Britannica
    Ada is a structured, high-level computer programming language developed in the early 1980s for the U S Department of Defense It was named after Augusta Ada King, countess of Lovelace, who is considered the first computer programmer 1 Ada was designed for large-scale programming, combining Pascal-like syntax with the capability to group operations and data into independent modules While its
  • Computer scripting language | Definition Facts | Britannica
    Computer scripting language, a computer language intended to solve relatively small programming problems that do not require the overhead of data declarations and other features needed to make large programs manageable Python is one such language
  • Computer - Business Machines, Automation, Data Processing | Britannica
    Computer - Business Machines, Automation, Data Processing: Throughout the 19th century, business machines were coming into common use Calculators became available as a tool of commerce in 1820 (see the earlier section Digital calculators), and in 1874 the Remington Arms Company, Inc , sold the first commercially viable typewriter Other machines were invented for other specific business tasks
  • 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 - ENIAC, Electronic, Computing | Britannica
    Computer - ENIAC, Electronic, Computing: In the United States, government funding went to a project led by John Mauchly, J Presper Eckert, Jr , and their colleagues at the Moore School of Electrical Engineering at the University of Pennsylvania; their objective was an all-electronic computer Under contract to the army and under the direction of Herman Goldstine, work began in early 1943 on





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