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MCQ Practice Question
Computer & Networking BasicsAdvanced Subnetting

A network requires at least 50 conventional usable IPv4 host addresses. Which is the smallest suitable prefix among these?

  • A/25
  • B/26
  • C/27
  • D/28
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Correct Answer: B. /26
Explanation: A /26 provides 64 total and 62 conventional usable addresses; /27 provides only 30 usable addresses.
Reference: Standard computer and networking fundamentals: advanced subnetting
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