IP addresses

IP addresses are often written in decimal, hexadecimal or binary. This assignment tests your ability to move between these number systems.
    Warm up

  1. What is the value of the decimal number 0 in binary?
  2. What is the value of the decimal number 0 in hexadecimal?
  3. What is the value of the decimal number 15 in binary?
  4. What is the value of the decimal number 15 in hexadecimal?
  5. What is the value of the decimal number 16 in binary?
  6. What is the value of the decimal number 16 in hexadecimal?
  7. What is the value of the decimal number 255 in binary?
  8. What is the value of the decimal number 255 in hexadecimal?
  9. What is the value of the decimal number 256 in binary?
  10. What is the value of the decimal number 256 in hexadecimal?
  11. What is the largest number that can fit in one byte (in binary)?
  12. What is the largest number that can fit in one byte (in decimal)?
  13. What is the largest number that can fit in one byte (in hexadecimal)?
  14. What is the value of the decimal number 156 in binary?
  15. What is the value of the decimal number 156 in hexadecimal?

    IP packet headers have an 8-bit field called time to live (TTL) which gives the remaining number of router hops a packet may take before it will be discarded.

  16. What is the maximum value for the TTL field in binary?
  17. What is the maximum value for the TTL field in decimal?
  18. What is the maximum value for the TTL field in hexadecimal?

    The CSUDH network address is 155.135

  19. What would that be in binary?
  20. What would that be in hexadecimal?

    How many IP addresses can we have on our network?

  21. In decimal
  22. In binary
  23. In hexadecimal

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