1. 6 .1

2. 3. 1. (analog computer) 2. (digital computer) 4. 5. 6. 1. 2. 3. 4. 7. 8. 2,600 (Abacus) 9. .. 2185 Blaise Pascal 10. .. 2216 Gottfried Wilhelm BaronvonLeibnitz (Binary Number) 11. .. 2344 JosephMarie Jacquard (Program) 12. .. 2373 Charles Babbage (Difference Engine) (Analytical Engine) 13. 4 1. 2. 3. 4. Charles Babbage " " 14. .. 2385 Lady Augusta Ada Byron Analytical Engine Loop 15. .. 2480 Howard Aiken MARK I IBM AutomaticSequence Controlled Calculator 16. .. 2486 2 12 . 1 John W. Mauchly Persper Eckert ENIAC (Electronic Numerical Intergrater and Calculator) .. 2489 18,000 17. .. 2492 Dr. John Von Neumann EDVAC (Electronic Discrete Variable Automatic Computer) 2494 EDVAC EDSAC (Electronic Delay Storage Automatic Calculator) EDVAC UNIVAC I (Universal Automatic Calculator) 18. 5 1. .. 2488-25012. .. 2500-25073. .. 2508-25124. .. 2513-25325. .. 2533- 19. 20. 21. 22. 1. (Micro Computer) 2. (Mini Computer) 3. (Mainframe Computer) 4. (Super Computer) 23. 24. 25. 26. 100 27. 4 1. 2. 3. 4. 28. 4 1. 2. 3. 4. 29. - - - - - 30. * * 31. - - - - 32. - - - - Handdy drive