NATURAL

 UNIT 3

THE HISTORY OF COMPUTING

RESOURCES

1. Glossary 

2. Summary

3. Resumen

               HISTORY OF COMPUTING

Ancient Computers

• 1642: Blaise Pascal – First mechanical calculator.
• 1801: Joseph Jacquard – Punched cards for looms.
• 1837: Charles Babbage – Analytical Engine.
• 1848: Ada Lovelace – First computer program.
• 1884: Herman Hollerith – Tabulating machine.

Modern Computers

• 1941: Alan Turing – First electronic computer (Colossus) and Enigma code-breaking.
• 1944: Howard Aiken & IBM – First multifunctional computer.
• 1953: IBM – First mass-produced computer.
• 1958: First integrated circuit.
• 1960s: First microprocessor.
• 1974: Intel 8080 microprocessor.
• 1970s: Apple II.
• 1980: IBM – First personal computer.

Internet

• 1980s: Computers in institutions started sharing information.
• 1989: Tim Berners-Lee – Internet protocol and World Wide Web.

Wi-Fi

• 1942: Hedy Lamarr & George Antheil – Wi-Fi technology to prevent enemies from intercepting U.S. radio signals.
• 1990s: Modern Wi-Fi technology.

EXERCISE 1 PAGE 54     AUDIO