Module 30 - Physical Layer

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Across
  1. 5. Cable that transmits data as light pulses and is immune to EMI and RFI
  2. 8. Copper cable with a center conductor insulation shielding and outer jacket
  3. 10. Fiber-optic cable type that uses multiple light paths for shorter distances
  4. 11. How 1s and 0s are represented as electrical optical or wireless signals
  5. 15. Common connector used to terminate UTP Ethernet cables
  6. 16. Physical connection type that uses radio waves to transmit bits
  7. 17. The actual amount of data successfully transferred over time
  8. 19. The OSI layer responsible for transporting bits across network media
Down
  1. 1. Interference from electrical sources that can corrupt copper cable signals
  2. 2. Converting data bits into a predefined pattern for transmission
  3. 3. Usable data transferred after subtracting overhead and retransmissions
  4. 4. Twisted-pair cable with shielding for better protection against noise
  5. 6. The capacity of a medium to carry data
  6. 7. Cable type that uses electrical pulses to represent bits
  7. 9. The basic units of data transported across media at the physical layer
  8. 12. The delay for data to travel from one point to another
  9. 13. Interference caused by one wire affecting the signal on a nearby wire
  10. 14. Unshielded twisted-pair copper cable commonly terminated with RJ-45
  11. 18. Hardware that connects a device to a network
  12. 20. Interference from radio waves that can distort signals on copper media