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Across 6. a block of silicon 7. an ancient calculator, which might inverted in Asia(China) 8. Herman Hollerith started it 13. a Commodore who designed COBOL 16. can store information 17. the first programmer 18. a dramatic improvement over the vaccuum tube that was used before 19. It started at the CERN lab in Zurich, Switzerland.

Down 1. the first minicomputer kit in the world. 2. discovered calculus and the binary 3. used to make binary 4. the computer can imitate the living things 5. Father of Computers 9. one of the first high- level languages 10. a CPU 11. William Gates(Bill Gates) and Paul Allen are the founders. 12. The first computer bug 14. Steve Jobs and Steve Wozniak started it. 15. invented by French philosopher and mathematician Blaise Pascal in 1642.