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Which class of IP address provides a maximum of only 254 host addresses per network ID?

  • A.Class A
  • B.Class B
  • C.Class C
  • D.Class D

Answer: C

Correct answer: Class C

A Class C network uses 24 bits for the network and 8 for the host, giving \( 2^8 = 256 \) addresses of which two are reserved - the all-zeros network address and the all-ones broadcast - leaving 254 usable hosts. Class B gives 65,534 and Class A gives 16,777,214, while Class D is multicast and has no host portion at all.

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