Communication Crossword

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  1. Tribal groups danced as a way of __________ for crops.
  2. Johann Gutenberg invented the _________ press.
  3. _________ signals send messages of warning, help and important news.
  4. The CDC _____________ was three times faster than any other computer before it.
  5. The Xerox Parc Alto could share ________.
  6. This country launched a rocket into space which began the Internet revolution.
  7. What company launched the first cellphone with internet?
  8. The PC allowed people to process ________ faster than before.
  9. ________ paintings can still be seen on Table Mountain today.
  10. This code was used by ships to communicate across long distances.
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