SPARK CROSSWORD PUZZLE

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Across
  1. 3. electronic storage device
  2. 6. written programs on a computer system
  3. 7. a chip that receives input into a computer
  4. 9. two number system of 0 and 1
  5. 11. the central processing unit
Down
  1. 1. main circuit board in a computer
  2. 2. a switch in a computer
  3. 4. a unit of measurement of information
  4. 5. hard outer shell of a computer
  5. 8. transfer data out of the computer
  6. 10. insert data into a computer