CH 1-3

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Across
  1. 4. An IP address that doesn't change
  2. 6. The error detection methods are check digit, checksum, echo check and ______
  3. 8. A type of sensor that measures acceleration forces
  4. 10. The text before encryption
  5. 11. Packet header, payload, _______
  6. 12. a transmission method where data can travel in both directions along a single cable, but not simultaneously
  7. 15. a type of encryption that uses two different keys to encrypt and decrypt data.
  8. 17. The number system the computer uses
Down
  1. 1. The base-16 number system
  2. 2. a transmission method where data can travel in both directions simultaneously using two cables
  3. 3. Encoded text
  4. 5. disadvantage of parallel transmission
  5. 7. A type of sensor that measures how close an object is in comparison to the sensor
  6. 9. the first step in the cycle of data and instructions being processed.
  7. 13. A code that converts English character into numbers
  8. 14. The number system that uses the value between 0-9
  9. 16. An error detection method that sends a copy of the transmitted data back to the sender to compare
  10. 17. The smallest unit of data used in a computer