History of Computers

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Across
  1. 2. the parts of a computer that you can see and touch
  2. 5. data which is raw facts that the user enters into the computer
  3. 6. the first computer for commercial used was introduced to the public in 1951 and was called ________
  4. 9. Charles ___________ was a math professor in 19th century England responsible for "The Analytical Engine" which is known as the first computer.
  5. 10. a first generation computer built by John V. Atanasoff and Clifford Berry
  6. 11. This generation of computers was from 1937-1946; they could only perform a single task
  7. 14. an electronic machine that accepts, stores, and processes data
  8. 15. when data is entered into a computer, the computer processes the data to produce __________
  9. 16. the 1990s gave us the ________ operating system
  10. 17. the instructions that direct the computer
Down
  1. 1. During the 2nd generation of computers over 100 computer _________ languages were developed
  2. 3. in 1984 this company gave us the Macintosh computer with its icon-driven interface
  3. 4. the first general-purpose digital computer; used vacuum tubes for power
  4. 7. computer built in 1943 for the military
  5. 8. ________ disc operating system was born in 1980
  6. 12. in 1981 this company introduced the personal computer for home and office use
  7. 13. This generation of computers used transistors instead of vacuum tubes
  8. 14. Third generation computers were classified after the invention of the integrated __________