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holes in cards
A medium for feeding data into a computer, essentially a card punched with holes or notches to represent letters and numbers or with a pattern of holes to represent related data. Also called Hollerith card. Invented in 1725. -
the analytical machine
It was first described in 1837 as the successor to Babbage's difference engine, a design for a mechanical computer. -
ENIAC
(Electronic Numerical Integrator And Computer) was the world's first general-purpose computer. ENIAC was designed and built for the United States Army to calculate artillery firing tables. -
UNIVAC
The UNIVAC I was the first commercial computer produced in the United States. -
high-level programming language
is a programming language such as C, FORTRAN, or Pascal that enables a programmer to write programs that are more or less independent of a particular type of computer. Such Languages are considered high-level because they are closer to human languages. -
UNIX operating system
is a family of multitasking, multi user computer operating systems that derive from the original AT&T Unix, developed starting in the 1970s at the Bell Labs research center by Ken Thompson, Dennis Ritchie, and others. -
CRAY-1
The Cray-1 was 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. -
Altair
A microcomputer designed in 1974 by MITS and based on the Intel 8080 CPU. -
PC
(personal computer) is a microcomputer designed for use by one person at a time. 1975. -
Apple
Manufacturers of the Macintosh range of personal computers as well as the earlier Apple I, Apple II and Lisa. Founded on 1 April 1976 by Steve Jobs and Steve Wozniak. -
first electronic spreadsheet
An electronic spreadsheet is a computer application that displays and organizes data. Each data is stored in a cell of a worksheet and can be manipulated using formulas to calculate or change the data in other cells. 1978 -
Macintosh
A full-length waterproof coat. January 24, 1984 -
Windows
a computer operating system with a graphical user interface. 1985.
