-
first calculating device
Blaise Pascal invented a calculating device called the pascaline -
Gottfried von Leibnez invention
calculator invented that can add, subtract, multiply, and devide -
Joseph Jaquard created weaving instuctions for loom
Created a new way of weaving designs by punching holes in cards and making new colors and designs by creating looms -
difference and analytical machine invented
charles babbage invented two machines that could perform conplex operations -
electric calculating machine invented
Herman Hollerith invented electrical calculating machine that punched cards to store data -
IBM and Harvard University punched cards
the mark I was 52 feet long wighed 5o ton and had 750,000 parts -
ENIAC built
the ENAIC was built at the Univesity of Harvard it contained 80 tubes and weighed 30 ton -
John Von Nuemann invention
design included conponents such as arithmitic logic unit, contro unit, memory, and input/output devices -
UNIVAC built
UNIVAc was built and sold to U.S. census bureau -
invention of transitors
invention made smaller, faster, and energy efficent conputers that replaced FORTRAN and COBAL with chips -
microprocessor invented
a microprocessor was invented on an entire CPU single chip -
first apple computer
Stevan Jobs and Stephen Wozniak built apple in garage -
IBM introduced personal computer
introduction to IBM computer -
clones of IBM
clones of IBM computer make computer more affordable -
more affordable computers
technology advances and computers become affordable and faster
