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Holes in cards
September 1832 a piece of stiff paper that contains digital information represented by the presence or absence of holes in predefined positions. -
The analytical machine
It was not until the 1940s that the first general-purpose computers were actually built, more than a century after Babbage had proposed the pioneering Analytical Engine in 1837. -
Von Neumann architecture
Von Neumann architecture is is a design of computer system where there essentially three different entities, a processing unit, an i/o unit and a storage unit. -
ENIAC
ENIAC was the first electronic general-purpose computer.
i/o unit and a storage unit. -
UNIVAC
UNIVAC was the first commercial computer produced in the United States. -
high-level programming language
high-level programming language with strong abstraction from the details of the computer. -
first electronic spreadsheet
Professor Richard Mattessich pioneered the development of computerized spreadsheets for use in business accounting. -
UNIX operating system
This system is a family of multitasking, multi user computer operating systems that derive from the original AT&T Unix, -
Altair
Popular Electronics, a small advertisement announced the Altair 8080 computer. -
PC
Ed Roberts coined the term "personal computer" when he introduced the Altair 8800. -
Apple
Apple was created to develop and sell personal computers, more recently it has been more focused on consumer electronics. -
CRAY-1.
The first Cray®-1 system was installed at Los Alamos National Laboratory in 1976.The Cray-1 was the world's first "supercomputer". -
Macintosh
Macintosh is series of personal computers originally created by Steve Jobs. -
Windows
Microsoft Windows is a meta family of graphical operating systems developed, marketed, and sold by Microsoft.
