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500
Abacus (500 BC)
A calculating tool that was in use centuries before the adoption of the written modern numeral system and is still widely used by merchants, traders and clerks in Asia, Africa, and elsewhere. -
Holes in cards
A piece of stiff paper that contained either commands for controlling automated machinery or data for data processing applications. Both commands and data were represented by the presence or absence of holes in predefined positions. -
The Analytical Machine
A proposed mechanical general-purpose computer designed by English mathematician and computer pioneer Charles Babbage. -
Von Neumann Architecture
A computer architecture based on that described by the mathematician and physicist John von Neumann and others in the First Draft of a Report on the EDVAC. -
Univac
UNIVAC information:The name of a line of electronic digital stored-program computers starting with the products of the Eckert-Mauchly Computer Corporation. Later the name was applied to a division of the Remington Rand company and successor organizations. UNIVAC is an acronym for UNIVersal Automatic Computer. -
ENIAC
The first electronic general-purpose computer. (1946)high-level programming language- A high-level programming language is a programming language with strong abstraction from the details of the computer. -
First Electronic Spreadsheet
An interactive computer application for organization, analysis and storage of data in tabular form. -
PC
A general-purpose computer whose size, capabilities, and original sale price make it useful for individuals, and is intended to be operated directly by an end-userwith no intervening computer time-sharing models that allowed larger, more expensive minicomputer and mainframe systems to be used by many people, usually at the same time. -
UNIX Operating System
A family of multitasking, multiuser computer operating systems that derive from the original AT&T Unix, developed in the 1970s at the Bell Labs research center by Ken Thompson, Dennis Ritchie, and others. -
CRAY
Cray link: An American supercomputer manufacturer headquartered in Seattle, Washington. -
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Apple
Apple's LinkAn American multinational technology company headquartered in Cupertino, California, that designs, develops, and sellsconsumer electronics, computer software, and online services. -
Macintosh
Link to Current Macs:The Macintosh is a series of personal computers (PCs) designed, developed, and marketed by Apple Inc. -
Windows
Window's linkA metafamily of graphical operating systems developed, marketed, and sold by Microsoft. It consists of several families of operating systems, each of which cater to a certain sector of the computing industry.
