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History of the computer (mechanical age)

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  • 1. HISTORY OF THE COMPUTER MECHANICAL AGE MR. JESUS F. OBENITA JR.
  • 2. JOHANN GUTENBERG -INVENTED THE MOVABLE METAL TYPE PRINTING PROCESS IN 1450
  • 3. JOHN NAPIER -INVENTED THE “NAPIER BONES” A SET OF WOODEN RODS, ALLOWING USERS TO MULTIPLY AND DIVIDE LARGE NUMBERS AND FIND SQUARE AND CUBE ROOTS
  • 4.  
  • 5. WILHELM SHICKARD -INVENTS THE FIRST MECHANICAL CALCULATOR, IT CAN WORK WITH SIX DIGITS, AND CARRIES DIGITS ACROSS COLUMNS.
  • 6. WILLIAM OUGHTRED -INVENTED THE SLIDE RULE.
  • 7.  
  • 8. BLAISE PASCAL -INVENTED THE MECHANICAL CALCULATOR CALLED “PASCALINE” MADE UP OF CLOCK AND GEARS AND LEVERS, AND COULD SOLVE BASIC MATH PROBLEMS
  • 9.  
  • 10.  
  • 11. GOTTFRIED LEIBNITZ -INVENTED A MACHINE CALLED “STEPPED RECKONER” THAT COULD MULTIPLY 5 DIGIT AND 12 DIGIT NUMBERS YIELDING UP TO 16 DIDGIT NUMBER
  • 12.  
  • 13.  
  • 14. Joseph Marie Jacquard -developed an automatic loom that was controlled by punched card.
  • 15.  
  • 16. ARITHMOMETER
    • Invented by Charles Xavier de Colmar, a pin-wheel type adding machines, this device perform the same type of computations as of Lebnitz stepped reckoner, but was more reliable.
  • 17.  
  • 18. CHARLES BABBAGE
    • THE FATHER OF THE MODERN COMPUTER
  • 19. DIFFERENCE ENGINE
    • THE FIRST MODERN COMPUTER DESIGN: A STEAM POWERED ADDING MACHINE
  • 20. ANALYTICAL ENGINE
    • THE MECHANICAL CALCULATOR THAT TOOK INFORMATION FROM A PUNCHED CARDS TO SOLVE AND PRINT MATHEMATICAL OPERATIONS.