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Huawei H12-821_V1.0-ENU Q&A - in .pdf
- Exam Code: H12-821_V1.0-ENU
- Exam Name: HCIP-Datacom-Core Technology V1.0
- Updated: Oct 02, 2026
- Q & A: 1081 Questions and Answers
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Huawei H12-821_V1.0-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Large-scale WLAN Networking Architecture | 6% | |
| Network Service and Management | 2% | |
| Switching Core Knowledge | 7% | - VLAN and trunking - Link aggregation - Spanning Tree Protocol |
| OSPF Core Knowledge | 16% | - OSPF route calculation and selection - OSPF configuration and troubleshooting - OSPF principles and operation |
| IPv6 Core Knowledge | 3% | - IPv6 routing protocols - IPv6 addressing and header |
| IS-IS Core Knowledge | 8% | - IS-IS protocol fundamentals - IS-IS routing and configuration |
| Network Security Basics | 9% | - ACL and packet filtering - Security defense technologies - AAA and access control |
| Multicast Basics | 9% | - Multicast principles - IGMP and PIM protocols |
| Network Reliability Basics | 8% | - High availability design - BFD and fault detection - VRRP and redundancy |
| Routing Basics | 3% | |
| BGP Core Knowledge | 17% | - BGP concepts and attributes - BGP route selection and control - BGP deployment and optimization |
| Network Solutions | 2% | |
| Routing and Traffic Control | 10% | - Routing policy and filtering - Traffic engineering and control |
Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:
Question #1
Which of the following situations will cause the stack standby switch to be promoted to the stack master switch? (Multiple choice)
- A. Restart the main switch after failure
- B. Restart from switch failure
- C. Users can perform stack smooth upgrade through commands.
- D. The user performs active/standby switchover through commands
Correct Answer: A,D 🗳️
Question #2
In 0SPF, using the default-route-advertise command will turn the router into an ABR.
- A. FLASE
- B. TRUE
Correct Answer: A 🗳️
Question #3
Which of the following dynamic routing protocols can be applied to IPv6 networks? (Multiple choice)
- A. Is-ls
- B. OSPFv3
- C. IS-ISv6
- D. BGP6
Correct Answer: B,C 🗳️
Question #4
In BGP4+, what is the next hop network address field carried by the MIP_REACH_NLRI attribute in the Update message?
- A. Can carry link local address and global unicast address at the same time
- B. Can only be a link-local address
- C. It can only be a global unicast address
- D. Can be just a link-local address
Correct Answer: A 🗳️
Question #5
As shown in the figure, RED calls ip as-path-filter 1 in the inbound direction, then the route
10.0.0.0/24 will be learned by RE_D from the path ().
Correct Answer:
2
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