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500
Abacus
The <ahref='http://fengshui.about.com/od/fengshuiforprosperity/f/Chinese-Abacus-Feng-Shui-Tips.htm' >abacus</a>, also called a counting frame, is 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 -
Period: 500 to
500 B.C. to Present Day
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Analytical Machine
The <ahref='http://www.computerhistory.org/babbage/engines/' >Analytical Machine</a> (Engine) was a proposed mechanical general-purpose computer designed by English mathematician and computer pioneer Charles Babbage in 1837. -
Holes in Cards
IBM CardA punched card, punch card, , or Hollerith card is 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. Herman Hollerith invented the recording of data on a medium that could then be read by a machine in 1890. Prior uses of machine readable media, such as those above (other than Korsakov), had been for control, -
Von Neumann Architechture
A stored program computer,which had the use of memory in digital computers store both sequences of instructions and data based on that found in First Draft of a Report on the EDVAC. -
UNIVAC
A line of electronic digital stored-program computers. UNIVAC is an acronym for UNIVersal Automatic Computer. -
ENIAC
Electronic Numerical Integrator And Computer was the first electronic general-purpose computer, announced in 1946. -
High-Level Programming Language
A programming language with strong abstraction from the details of the computer. In 1954, John Backus and a team of IBM software programmers set out to develop the first high-level programming language- FORTRAN. -
First Electronic Spreadsheet
An interactive computer application for organization, analysis and storage of data in tabular form. LANPAR was the first electronic spreadsheet on mainframe and time sharing computers. VisiCalc was the first electronic spreadsheet on a microcomputer Richard Mattessich, 1961, had the first concept. -
PC
A personal computer is a general-purpose computer whose size, capabilities, and original sale price make it useful for individuals. -
UNIX Operating System
A family of multitasking, multi-user computer operating systems that were developed in the 1970s at the Bell Labs research center by Ken Thompson, Dennis Ritchie, and others. -
CRAY-1
A supercomputer designed, manufactured and marketed by Cray Research. The first Cray-1 system was installed at Los Alamos National Laboratory in 1976 and it went on to become one of the best known and most successful supercomputers in history. The Cray-1's architect was Seymour Cray; the chief engineer was Cray Research co-founder Lester Davis. -
Apple Inc.
Apple Inc. is an American multinational technology company that designs, develops, and sells consumer electronics, computer software, and online services. -
Macintosh
A series of personal computers that were developed by Apple Inc. The first was released January 22, 1984, 32 years ago, and it has been branded as ‘Mac’ since 1997. -
Altair
Altair was founded by James R Scapa, George Christ, and Mark Kistner in 1985. It focuses on product design and development, and the creator of the HyperWorks suite of CAE software products. -
Windows
Microsoft Windows is a meta-family of graphical operating systems developed, marketed, and sold by Microsoft. Microsoft introduced Windows on November 20, 1985.
