Computer System Timeline

Jacquard loom punch card

Sep 19, 1801

Alana's link
Punch card makes our lives easier in many different ways. It was very important in the olden days because it helped store data. “The Jacquard loom is a mechanical loom, invented by Joseph Marie Jacquard, first demonstrated in 1801, that simplifies the process of manufacturing textiles with complex patterns such as brocade, damask and matelasse. Used as storage.

Mechanical Calculator

Sep 19, 1851

Kelly's link
First, Blaise Pascal invented the mechanical calculator in 1642. and Thomas’ arithmometer, the first commercially successful machine, was manufactured two hundred years later in 1851, it was the first mechanical calculator strong enough and reliable enough to be used daily in an office environment. It is an output device.

Chester Carlson's Xerox machine

Sep 19, 1949

Muskaan's link
1949, it shipped the first commercial photocopier: the XeroX Model A Copier, known inside the company as the "Ox Box." The product would likely have been a failure, except that it turned out to be a good way to make paper masters for offset printing presses, even with the difficulty of use. It is output device.

Transistors

Dec 13, 1950

My link
Transistors is a semiconductor device that is used to switch electronic signals and power. It started to develop in the 1950’s and its still the building block for electronics today. A voltage or current will be applied to one of the transistor’s terminals. It’s main purpose in the computer is to amplifying the signal. It is classified as processor.

Integrated Circuit (chip) - Jack Kilby & Robert Noyce

Sep 19, 1959

Jaisa's link
The Integrated Circuit was first invented on March 24, 1959. It is one of the most important devices to be ever invented. Society wouldn’t have personal computers or electronics without it. It is said to be the invention that changed everything. It is hardware

Mouse

Sep 19, 1964

Sami's work
The mouse was invented by an American inventor named Douglas Engelbart. He worked with Bill English. They wanted a more efficient way to interact with the computer screen. They invented the first mouse in 1964.
It is a hardware device.

Seymour Rubenstein & Rob Barnaby - WordStar Software

Sep 19, 1979

Tina's link
WordStar is a word processor application. It was released in 1979 by Micropro International. WordStar was the first commercially successful word processing software program that is produced for the microcomputers, and it is also the best selling software program of the early eighties

MS-DOS Computer Operating System

Sep 19, 1980

Fiat's work MS-DOS short for Microsoft Disk Operating System) is an operating system for personal computer It was the most commonly used member of the DOS family of operating systems, and was the main operating system for IBM PC
compatitble personal computers during the 1980s to the mid-1990s. It is a intermediary between hardware and programs

Apple Lisa computer

Jan 19, 1983

Neena's link
The Apple Lisa Computer or the Lisa was designed by Apple computer, Inc. in 19 January 1983. It was the first personal computer to allow users to interact with electronic devices through graphical icons. The development of the Lisa began in 1978. The Lisa was more advanced than the Macintosh. Steve Jobs joined the Macintosh project after being kicked out of the Lisa project.

Tim Burners Lee

Mar 19, 1989

Sharon's link
Tim Berners-Lee is British computer scientist. His full name is Timothy John Berners-Lee He is known as an inventor of World Wide Web(www.). He was born at 8 June 1955 in London, and now he is 58 years old. His famous invented, World Wide Web(or what we call the web) was developed between March 1989 to December 1990.