Jun 16, 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 …

Jun 16, 2025 · 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.

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 …

computer, Programmable machine that can store, retrieve, and process data. A computer consists of the central processing unit (CPU), main memory (or random-access memory, RAM), and …

Jun 11, 2025 · personal computer (PC), a digital computer designed for use by only one person at a time.

Jun 16, 2025 · In addition to main memory, computers generally have special video memory (VRAM) to hold graphical images, called bitmaps, for the computer display. This memory is …

Digital computer, any of a class of devices capable of solving problems by processing information in discrete form. It operates on data, including magnitudes, letters, and symbols, that are …

Jun 16, 2025 · 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.

May 16, 2025 · World Wide Web, the leading information retrieval service of the Internet (the worldwide computer network). The Web gives users access to a vast array of content that is …

May 8, 2025 · A more damaging virus can wreak havoc on an extremely large computer system within a matter of minutes or hours, causing it to crash and thereby destroy valuable data, or …