History of Computers

1
History of Computers

• One of the greatest inventions ever

2
What is a Computer?

• A device that computes, especially a
  programmable electronic machine that performs
  high-speed mathematical or logical operations or
  that assembles, stores, correlates, or otherwise
  processes information.

3
The Abacus

• 1000 BC to 500 BC. The first counting mechanism
  was the abacus. Some claim it originated with the
  Chinese, but most scholars argue that it was
  invented by the Babylonians

4
Typewriter

• 1874 first commercial typewriter was released
  in 1874,

5
Major internet is started

• 1969 A major internet is started as a U.S.
  government defense agency, ARPANET, needs to
  connect many machines on many smaller networks

6
Bill Gates and Paul Allen

• 1975 Two young hackers, William Gates and Paul
  Allen approached MITS and promised to deliver a
  BASIC compiler. So they did and from the sale,
  Microsoft was born.

7
MS-DOS

• 1980 IBM offers Bill Gates the opportunity to
  develop the operating system called MS-DOS for
  its new IBM personal computer

8
Machine of the Year

• 1982 Time magazine chooses the computer instead
  of a person to be its "Machine of the Year."

9
Palm Pilot

• 1996 3Com debuts the Palm Pilot.