Computer Network Puzzle

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Across
  1. 5. The OSI layer that determines routing and logical addressing (like IP).
  2. 7. The top layer of the OSI model that interacts directly with the end user.
  3. 9. The process of dividing a network into smaller sub-networks.
  4. 10. A routing technique where packets are sent through all possible paths.
  5. 11. A unit of data transmitted across a network.
  6. 12. A technique used to combine multiple signals into one transmission channel.
  7. 13. The range of frequencies a communication channel can transmit.
  8. 15. The number of cycles of a signal per second.
  9. 16. A transmission medium that uses light signals through glass strands.
  10. 18. The process of combining multiple smaller networks into a larger one.
  11. 19. A type of cable consisting of two insulated copper wires twisted together.
  12. 20. The OSI layer that manages and controls communication between devices.
Down
  1. 1. The lowest OSI layer responsible for transmitting raw bits over a medium.
  2. 2. A satellite that remains fixed relative to a point on Earth.
  3. 3. The OSI layer that ensures error-free transfer between adjacent nodes.
  4. 4. The OSI layer responsible for end-to-end delivery and error control.
  5. 6. A technique used to avoid confusion with flag sequences in data frames.
  6. 8. A method used for simple error detection in data transmission.
  7. 14. The time taken to complete one full cycle of a signal.
  8. 17. The OSI layer responsible for data encryption, compression, and translation.