nerdexam
Huawei

H12-821_V1.0 · Question #436

Which of the following descriptions of wildcard masks is correct?

The correct answer is D. In the wildcard mask, setting the mask to "0" means that the corresponding bits in the IP address must match exactly. See the full explanation below for the reasoning.

Question

Which of the following descriptions of wildcard masks is correct?

Options

  • AThe wildcard mask can be directly derived from the inversion of the binary subnet mask.
  • BIn the wildcard mask, 0.0.0.0 represents all IP addresses.
  • CThe wildcard mask must consist of consecutive "0" and "1" from left to right, and consecutive "1"s cannot be separated by "0".
  • DIn the wildcard mask, setting the mask to "0" means that the corresponding bits in the IP address must match exactly.

How the community answered

(43 responses)
  • A
    12% (5)
  • B
    2% (1)
  • C
    5% (2)
  • D
    81% (35)

Community Discussion

No community discussion yet for this question.

Full H12-821_V1.0 Practice