Across
- 1. Which technique uses XOR division to detect errors?
- 3. What method is used to resend a frame?
- 7. What is the opposite of a positive acknowledgment (ACK)?
- 8. Which method detects burst errors efficiently?
- 11. What is an error that affects only one bit called?
- 13. What type of parity adds one bit to ensure an even number of 1s?
- 14. What is an error that affects many bits at once?
- 15. Which parity checks for an odd number of 1s?
- 16. What type of math does CRC use?
- 18. What signal indicates an error has occurred?
- 20. What is a popular error detection code using polynomial?
- 21. Which error detection method has the least overhead?
Down
- 2. What is used to resend data that was damaged?
- 4. Which process can only detect but not correct errors?
- 5. Which method allows both detection and correction of errors?
- 6. What is the feedback received from the receiver called?
- 9. What adds bits to help check for errors?
- 10. What happens that triggers data retransmission?
- 12. What bit sequence is added to a frame for error detection?
- 17. Which method adds a block-level check to data?
- 19. Which method checks for single-bit errors?
- 20. What counts the total number of 1s in a frame for checking?