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JSS1: COMPUTER STUDIES - 1ST TERM

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  1. Information Age | Week 1
    3 Topics
    |
    1 Quiz
  2. Historical Development of Computers | Week 2
    2 Topics
    |
    1 Quiz
  3. Mechanical Counting & Calculating Devices | Week 3
    1 Topic
    |
    1 Quiz
  4. Electro-mechanical Counting Devices | Week 4
    5 Topics
    |
    1 Quiz
  5. Electronic Counting Devices & Modern Computers | Week 5
    7 Topics
    |
    1 Quiz
  6. Modern Machines | Week 6
    4 Topics
    |
    1 Quiz
  7. Contributions of Named Information Technology Inventors | Week 7
    2 Topics
  8. Information Technology Inventors & their Inventions II | Week 8
    1 Topic
  9. Information Technology Inventors & their Inventions III | Week 9
    2 Topics
    |
    1 Quiz
  10. Classification of Computers | Week 10
    7 Topics
    |
    1 Quiz



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Topic Content:

  • The Information Technology Inventors (contd)
Gottfried Leibnitz:

Gottfried Leibnitz: This was a German mathematician, who expanded the concept of the Pascal engine. He constructed a machine capable of adding, subtracting, multiplying and dividing, and even calculating square roots. He designed a special gearing system to enable multiplication on Pascal’s machine.


Joseph-Marie Jacquard: In the early 19th century, a French inventor Joseph-Marie Jacquard devised a specialized type of computer: a silk loom. Jacquard’s loom used punched cards to program patterns, which helped his loom to create woven fabrics.

JosephMarieJacquard01 300

 

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