Huawei H12-821_V1.0-ENU exam : HCIP-Datacom-Core Technology V1.0

H12-821_V1.0-ENU Exam Simulator
  • Exam Code: H12-821_V1.0-ENU
  • Exam Name: HCIP-Datacom-Core Technology V1.0
  • Updated: Aug 15, 2026
  • Q & A: 1081 Questions and Answers

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Huawei H12-821_V1.0-ENU exam simulator

Huawei H12-821_V1.0-ENU Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Network Solutions2%
Topic 2: Switching Core Knowledge7%- VLAN and trunking
- Spanning Tree Protocol
- Link aggregation
Topic 3: Routing Basics3%
Topic 4: OSPF Core Knowledge16%- OSPF route calculation and selection
- OSPF configuration and troubleshooting
- OSPF principles and operation
Topic 5: Network Security Basics9%- AAA and access control
- Security defense technologies
- ACL and packet filtering
Topic 6: IPv6 Core Knowledge3%- IPv6 routing protocols
- IPv6 addressing and header
Topic 7: Multicast Basics9%- Multicast principles
- IGMP and PIM protocols
Topic 8: Network Service and Management2%
Topic 9: Large-scale WLAN Networking Architecture6%
Topic 10: Network Reliability Basics8%- High availability design
- BFD and fault detection
- VRRP and redundancy
Topic 11: BGP Core Knowledge17%- BGP route selection and control
- BGP deployment and optimization
- BGP concepts and attributes
Topic 12: IS-IS Core Knowledge8%- IS-IS routing and configuration
- IS-IS protocol fundamentals
Topic 13: Routing and Traffic Control10%- Traffic engineering and control
- Routing policy and filtering

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

1. Drag and drop question: As shown in the figure, please drag and search the messages to the corresponding location in order according to the four-step interaction process of DHCPv6.


2. As shown in the figure, in the network running the RSTP protocol, the original root port of SWC fails and the port is in the Down state. At this time, which of the following processes will the network go through to achieve stability?

A) The standby port on the SWC becomes the new root port and enters the Forwarding state after going through the Learning state
B) SWC re-elects the root port and directly enters the Forwarding state
C) SWC re-elects the root port and enters the Forwarding state after Learning
D) The standby port on the SWC becomes the new root port and directly enters the Forwarding state


3. Which of the following descriptions of routing policy characteristics is incorrect?

A) Can modify routing attributes, but cannot change the path that network traffic passes through.
B) Able to improve network security by controlling the reception, publishing and introduction of routes
C) Can save system resources by controlling the size of the router's routing table.
D) By modifying routing attributes, network data traffic can be reasonably planned to improve network performance.


4. When a routing protocol introduces other routing protocols, in order to only introduce a part of the routing information that meets the conditions and set certain attributes of the imported routing information, the route-policy tool can only be used.

A) FALSE
B) TRUE


5. How long is the default lease period of the DHCP address pool?

A) 1 hour
B) 1 month
C) 1 week
D) 1 day


Solutions:

Question # 1
Answer: Only visible for members
Question # 2
Answer: D
Question # 3
Answer: A
Question # 4
Answer: A
Question # 5
Answer: D

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