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Computer history (ENIAC (Electronic-Numerical-Integrator-and-Calculator,…

- - - - Used 3 Millins connectios
      - had 5 Hundred miles of wire
      - Made up 765,000 components
      - The basic element was the mechanical relay
        
        3500 Relays
    - - Multiplications: 6 seconds
      - Division: 15 seconds
      - Additions or substraction: 3 Operations per second
      - Trigonometric functions: Over a minute
- - - - 1600 Vaccuum tubes inside
      - Vacuum tubes were expensive
    - - Required plag and unplag hundreds of wires to do it