Huawei H12-821_V1.0-ENU Q&A - in .pdf

  • H12-821_V1.0-ENU pdf
  • Exam Code: H12-821_V1.0-ENU
  • Exam Name: HCIP-Datacom-Core Technology V1.0
  • Updated: Sep 13, 2026
  • Q & A: 1081 Questions and Answers
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  • Exam Code: H12-821_V1.0-ENU
  • Exam Name: HCIP-Datacom-Core Technology V1.0
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  • Exam Code: H12-821_V1.0-ENU
  • Exam Name: HCIP-Datacom-Core Technology V1.0
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  • Q & A: 1081 Questions and Answers
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Huawei H12-821_V1.0-ENU Exam Syllabus Topics:

SectionObjectives
Network Reliability and Services- Network Reliability Basics
- Network Service and Management
Wireless and Solutions- Network Solution Concepts
- Large-scale WLAN Architecture
Routing and Traffic Control- Traffic Control Concepts
- Routing Basics
- IS-IS Core Knowledge
- BGP Core Knowledge
- OSPF Core Knowledge
IPv6 and Network Security- Network Security Basics
- IPv6 Core Knowledge
Switching and Multicast- Multicast Basics
- Ethernet Switching Core Knowledge

Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:

Question #1

Three switches run the RSTP protocol, and the topology and configuration are as shown in the figure.

So which of the following descriptions of root bridges is correct?

  • A. The root bridge is SWC
  • B. The root bridge is SWA
  • C. The root bridge is SWB
  • D. The root bridge cannot be determined
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #2

Which of the following OSPF packets carries master-slave relationship information?

  • A. LS Update
  • B. DD
  • C. Hello
  • D. LS Request
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #3

If a modular switch only supports using the cluster card on the main control board to establish cluster connections, it means that the modular switch uses CSS2 stacking technology.

  • A. FALSE
  • B. TRUE
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Question #4

Which type of TLV does IS-IS use to describe IPInterface Adiress?

  • A. 128
  • B. 129
  • C. 131
  • D. 132
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Question #5

Which of the following description about Link ID, Data, Type and Metirc in Router-L SA is correct?
(Multiple choice)

  • A. Metric describes the cost of this connection
  • B. Type indicates the type of connection
  • C. Data is used to describe the additional information of this connection, and the information referred to by different connection types is also different
  • D. Link ID indicates the local identification of this connection, and the meaning of the same connection type Link ID is also different
Reveal Solution  Discussion  0

Correct Answer: A,B,C,D  🗳️

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