2025年12月22日 · A computer is a programmable device for processing, storing, and displaying information. Learn more in this article about modern digital electronic computers and their …

2025年12月22日 · 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 …

2025年12月22日 · 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 software is divided into two basic types—the operating system and application software. The operating system controls how the different parts of hardware work together. …

2025年11月27日 · personal computer (PC), a digital computer designed for use by only one person at a time.

2025年12月22日 · Computer - Home Use, Microprocessors, Software: Before 1970, computers were big machines requiring thousands of separate transistors. They were operated by …

2025年12月10日 · Computer - Output Devices: Printers are a common example of output devices. New multifunction peripherals that integrate printing, scanning, and copying into a single device …

2026年1月7日 · Computer science is the study of computers and computing, including their theoretical and algorithmic foundations, hardware and software, and their uses for processing …

2026年1月7日 · Computer science - Architecture, Organization, Algorithms: Computer architecture deals with the design of computers, data storage devices, and networking …

Malware typically infects a personal computer (PC) through e-mail, Web sites, or attached hardware devices. Mobile malware, including spyware and ransomware, attacks smartphones …