Team4_Exam1_Q3

back to Team 4

Question 3: Create a time line of the history of computers (use everything seen in class)

1753 1881 1945

**Logarithm** January 2 //**John Napier**//

 * Abbacus were used in Egypt, Babylon, etc [actually the idea of computers came from this era, becasue people needed to calculate fast]
 * 1940 First generation of computers (using electron tubes as main component) The computers were HUGE and used hundreds of tubes (which were like lightbulbs) to make a computer work, they were very expensive also so they were usually kept in universities and government offices.
 * Information was stored at magnetic tapes.
 * Second Generation of computers - Used transistors instead of electron tubes.
 * 1952 integrated circuits invented by Noyce - Third generation of computers TYhis was much more easy to transport and the prices went down, but still not many people could afford having a computer.
 * 1968 Intel is founded by R. Noyce
 * Microprocessor was created (brain of computer) - Fourth generation of computers
 * IBM PC was the first "public" to be launched after students from MIT created a game ("... wars")
 * 1975-Microsoft was founded
 * 1976- Apple was founded
 * When this two companies were created, the popularityn increased and now everyone wanted to hasve a computer of their own [not only universities and schools]
 * 1983 Lisa was created by Apple
 * 1987 Microsoft launches the mouse, a device to controll the computer.
 * 1980's Internet is launched
 * 1980- today: Fifth generation of computers
 * Mobility is what characterizes the fifth generation, WIFI and Internet are the key elements of this current generation.
 * This gneeration now has many other aspects, 3D graphics and very innovative uses