Intro to computer

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Across
  1. 4. physical equipment that you can feel and touch.
  2. 8. a communication device that allows the computer to receive and send data.
  3. 11. the fastest computers.
  4. 12. the main computers in a network serving and connected to several other computers.
  5. 14. computers must be disposed off properly.
  6. 16. used to type data.
  7. 17. in one second, billions or trillions of operations are done.
  8. 19. It is like the television.
Down
  1. 1. computer can store amount of data and information.
  2. 2. converts electrical signal to sound.
  3. 3. used by large corporations and organizations.
  4. 5. It moves the pointer on the screen.
  5. 6. most important element of a computer system.
  6. 7. people can connect with others by the use of computers.
  7. 9. step by step instructions when using hardware, software and data.
  8. 10. a machine that creates a hard copy.
  9. 12. be careful in sharing personal information on the internet.
  10. 13. programs or instruction that a computer must follow.
  11. 15. electronic hardware device.
  12. 18. include texts and numbers, sounds, images, and video.