Histroy of Computers

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Across
  1. 2. Early flexible storage medium for portable data storage
  2. 5. The number of bits in a byte.
  3. 9. Famous computer scientist who worked at Bletchley Park
  4. 10. Built and demonstrated a programmable mechanized loom controlled by punch cards
  5. 11. What Grace Hopper found in her computer.
  6. 13. Surname of the father of the world wide web (7,3).
  7. 14. State of the art adding device in ancient babylon
  8. 16. Formulated the architecture upon which most modern computers are based (3,7).
  9. 17. Computer created at bletchley park.
  10. 20. Electronic device used by early computers
  11. 21. Another name for base ten number system.
  12. 22. Binary digit is commonly called this
Down
  1. 1. English genius who created the mathematics of logic.
  2. 3. First commercially successful video game.
  3. 4. Encryption machine used by the Germans in WW2
  4. 6. base-16 number system
  5. 7. Half a byte.
  6. 8. First name of the female mathematician who worked with Babbage
  7. 9. All modern computers are built using these as tiny switches
  8. 11. Beginners all purpose symbolic instruction code
  9. 12. Steps to solve a computing problem are written as this
  10. 15. number system used by computers
  11. 18. Name of the 1980s personal computer developed by Sinclair.
  12. 19. Founder of information theory.