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Herman Hollerith invented the recording of data on a medium that could then be read by a machine.
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Alan Turing presents the notion of a universal machine
Later called the Turing machine, it was capable of computing anything that is computable. The central concept of the modern computer was based on his ideas. -
Mathematician Grace Hopper completes A-0, a program that allows the user to use words instead of numbers to give the computer instructions.
It possessed many features of a modern-day compiler and was written for the UNIVAC I computer, which is the first commercial business computer system in the United States. -
John Backus completes Speedcode for IBM´s first large-scale computer, the IBM 701.
Although using Speedcode demanded a significant amount of scarce memory, it greatly reduced the time required to write a program. -
Douglas Engelbart shows a prototype of the modern computer
The prototype has a mouse and a graphical user interface (GUI). This marks the evolution of the computer from a specialized machine for scientists and such to something that is more accessible to others. -
Seymour Papert designs LOGO
He designed LOGO as a computer language for children. Initially a drawing program, LOGO controlled the actions of a mechanical "turtle," which traced its path with pen on paper. -
The RS-232-C standard is adopted by the Electronic Industries Association.
RS-232-C compatible ports were widely used for equipment like printers and modems. Serial connections have been largely replaced by USB ports on new PCs and peripheral equipment. -
Intel unveils the Intel 1103
It is the first Dynamic Access Memory (DRAM) chip. -
Programming laguage named Pascal is created.
Pascal was to develop as a programming language applicable to both commercial and scientific applications. It was also meant to be used to teach programming techniques to college students. -
Steve Jobs and Steve Wozniak start Apple Computers
They do it on April Fool’s Day and roll out the Apple I, the first computer with a single-circuit board. -
In 1978, the C programming language was created by Dennis Ritchie.
His team created C based on the earlier language BCPL and soon after re-wrote the source code for Unix in C. Unix was easily ported to other computers and spread swiftly. C is still widely used today. -
Microsoft announces Windows
It was a response to Apple’s GUI. Commodore unveiled the Amiga 1000, which featured advanced audio and video capabilities. -
The Pentium microprocessor is created.
It advances the use of graphics and music on PCs. -
Sergey Brin and Larry Page develop the Google search engine
They developed it at Stanford University. -
Microsoft launches Windows 7
It offered the ability to pin applications to the taskbar and it had advances in touch and handwriting recognition, among other features.