Top 50 One-Liner Questions & Answers
History of Computers & Pioneers of IT
Q.1. Who is called the father of computers?
Ans. Charles Babbage.
Q.2. Who is known as the first computer programmer?
Ans. Ada Lovelace.
Q.3. Who invented the Pascaline calculator?
Ans. Blaise Pascal (1642).
Q.4. Who invented the Stepped Reckoner calculator?
Ans. Gottfried Wilhelm Leibniz (1673).
Q.5. Who invented the Difference Engine (1822)?
Ans. Charles Babbage.
Q.6. Who designed the Analytical Engine (1837)?
Ans. Charles Babbage.
Q.7. Who invented punched cards for data storage?
Ans. Herman Hollerith.
Q.8. Herman Hollerith’s company later became?
Ans. IBM (International Business Machines).
Q.9. Who invented Boolean Algebra, basis of digital logic?
Ans. George Boole.
Q.10. Who is called the father of Information Theory?
Ans. Claude Shannon.
Q.11. Who invented the ENIAC computer?
Ans. John Presper Eckert & John Mauchly (1945).
Q.12. What is the full form of ENIAC?
Ans. Electronic Numerical Integrator and Computer.
Q.13. Who developed the first stored-program computer EDSAC (1949)?
Ans. Maurice Wilkes.
Q.14. Who developed EDVAC based on stored-program concept?
Ans. John von Neumann.
Q.15. Who proposed the Von Neumann Architecture?
Ans. John von Neumann.
Q.16. Who developed the UNIVAC I (first commercial computer)?
Ans. Eckert & Mauchly (1951).
Q.17. What is the full form of UNIVAC?
Ans. Universal Automatic Computer.
Q.18. Who developed the Mark I computer (1944)?
Ans. Howard Aiken with IBM.
Q.19. What was the Mark I also called?
Ans. Automatic Sequence Controlled Calculator (ASCC).
Q.20. Who invented the transistor in 1947?
Ans. John Bardeen, William Shockley, Walter Brattain.
Q.21. Who invented the microprocessor (Intel 4004, 1971)?
Ans. Ted Hoff (Intel).
Q.22. Who is called the father of Artificial Intelligence?
Ans. John McCarthy.
Q.23. Who is called the father of the modern computer?
Ans. Alan Turing.
Q.24. What test was proposed by Alan Turing to check AI?
Ans. Turing Test.
Q.25. Who invented COBOL programming language?
Ans. Grace Hopper.
Q.26. Who developed FORTRAN programming language?
Ans. John Backus (1957).
Q.27. Who invented C programming language?
Ans. Dennis Ritchie (1972).
Q.28. Who developed the UNIX operating system?
Ans. Ken Thompson & Dennis Ritchie (1969).
Q.29. Who is called the father of the World Wide Web?
Ans. Tim Berners-Lee (1989).
Q.30. Who invented Hypertext, the basis of WWW?
Ans. Ted Nelson.
Q.31. Who invented the first computer mouse?
Ans. Douglas Engelbart (1964).
Q.32. Who popularized the term “computer bug”?
Ans. Grace Hopper.
Q.33. Who developed BASIC programming language?
Ans. John Kemeny & Thomas Kurtz (1964).
Q.34. Who is the founder of Microsoft?
Ans. Bill Gates & Paul Allen (1975).
Q.35. Who is the founder of Apple Computers?
Ans. Steve Jobs, Steve Wozniak & Ronald Wayne (1976).
Q.36. Who is the founder of Google?
Ans. Larry Page & Sergey Brin (1998).
Q.37. Who is the founder of Facebook?
Ans. Mark Zuckerberg (2004).
Q.38. Who is the founder of Amazon?
Ans. Jeff Bezos (1994).
Q.39. Who is the founder of Tesla & SpaceX?
Ans. Elon Musk.
Q.40. Who invented Python programming language?
Ans. Guido van Rossum (1991).
Q.41. Who invented Java programming language?
Ans. James Gosling (1995).
Q.42. Who invented the first spreadsheet software (VisiCalc)?
Ans. Dan Bricklin & Bob Frankston (1979).
Q.43. Who developed Lotus 1-2-3 spreadsheet?
Ans. Mitch Kapor (1983).
Q.44. Who developed Linux operating system?
Ans. Linus Torvalds (1991).
Q.45. Who founded Oracle Corporation?
Ans. Larry Ellison (1977).
Q.46. Who invented the first mobile phone?
Ans. Martin Cooper (Motorola, 1973).
Q.47. Who coined the term “Information Superhighway”?
Ans. Al Gore.
Q.48. Who is known as the father of Cybernetics?
Ans. Norbert Wiener.
Q.49. Who is called the father of supercomputing in India?
Ans. Vijay Bhatkar.
Q.50. Who developed India’s first computer TIFRAC?
Ans. Bhabha Atomic Research Centre, 1955.
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