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Exam H12-221 topic 1 question 40 discussion

Actual exam question from Huawei's H12-221
Question #: 40
Topic #: 1
[All H12-221 Questions]

Which of the following subnet masks can be used to divide a Class C network into 5 subnets, with each subnet containing a maximum of 20 hosts?

  • A. 255.255.255.192
  • B. 255.255.255.240
  • C. 255.255.255.224
  • D. 255.255.255.248
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Suggested Answer: C 🗳️
by zalbarqa at Aug. 16, 2020, 6:53 p.m.

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Kerracan
4 years, 6 months ago
We can't actually make divide class c into 5 subnets anyway, so the closest number of subnets will be 2**3= 8. So, the answer is correct.
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zalbarqa
4 years, 6 months ago
wrong question in class c the 255.255.255.224 makes 2^3=8 Max-Subnets and 2^5=30 Hosts
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