A computer is a machine that manipulates data according to a set of instructions.. the history of the modern computer begins with two separate technologies. Computer n. a device that computes especially a programmable electronic machine that performs high-speed mathematical or logical operations or that Provider of technical information and services to computing professionals. Online shop offering pc hardware components peripherals accessories barebone systems and more. Dell designs builds and customizes a broad range of computer products and services for consumer and professional use. find out about special deals on pcs and shipping buy a new computer online or get customer service support. Computer science magazine from the ieee computer society. A personal computer (pc) is any general-purpose computer whose size. a personal computer may be a desktop computer a laptop tablet pc or a handheld pc (also. This page describes the term computer and lists other pages on the web where you can find additional information. Howstuffworks computer gets you explanations reviews opinions and prices for the internet home networking hardware and software. Diverse selection of computer peripherals.