History of Computer | Important Points To Remember

1. Computer Understand Machine Level Language (MLL) / Low Level Language.
2. Computer Never Understand High Level Language.
3. To Convert High Level Language To Machine Level Language Translators are used.
4. Abacus was first Mechanical Calculating Device used for addition and subtraction.
5. Abacus was invented by the Egyptians in the 10th century B.C.
6. In 1617, John Napier invented a calculating device Called Napier's Bones, used for addition, subtraction, multiplication, division.
7. In Napier's Bones technology used for arithmetic operation called Rabdologia.
8. In 1642, Blaise Pascal invented the Pascaline also known as adding machine or arithmetic calculator.
9. In 1801, Joseph Marie Jacquard invented card of holes for weaving patterns. It is also knows as first mechanical loom used to simplify textile process.
10. First Analytic Engine or Mechanical Computer Invented By Charles Babbage
11. Charles Babbage is the father of First Mechanical Computer / Analytical Engine.
12. Charles Babbage Invented First Mechanical Computer / Analytical Engine in 1837.
13. In 1880, Herman Hollerith Invented Tabulating Machine used to process for census.
14. Herman Hollerith is the father of electromechanical Punch Card.
15. Alan Turing, is the father of Modern Computer Science.
16. Alan Turing, Invented Turing Machine In 1936.
17. In 1945, Computer’s basic architecture was developed by John Von Neumann in which the data and the program are both stored in the computer's memory called stored program concept.
18. Von Neumann Model contains 5 components : Control Unit, Arithmetic and Logic Unit (ALU), Memory Unit, Registers and Inputs/Outputs