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

H12-821_V1.0 real exams

Exam Code: H12-821_V1.0

Exam Name: HCIP-Datacom-Core Technology V1.0

Updated: Aug 02, 2026

Q & A: 385 Questions and Answers

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Huawei H12-821_V1.0 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: IPv63%- IPv6 addressing and routing
Topic 2: Switching Technologies7%- VLAN and STP fundamentals
Topic 3: Routing Fundamentals3%- Network basics and routing principles
Topic 4: IS-IS8%- IS-IS protocol fundamentals
Topic 5: Multicast9%- IGMP and PIM concepts
Topic 6: Network Service and Management2%- Network management basics
Topic 7: Network Security9%- ACL and basic security mechanisms
Topic 8: OSPF16%- OSPF core concepts
- OSPF areas and LSDB
Topic 9: Network Reliability8%- Redundancy and failover mechanisms
Topic 10: Routing and Traffic Control10%- Traffic engineering basics
- Policy-based routing
Topic 11: Network Solution2%- Integrated network design scenarios
Topic 12: Large-scale WLAN Architecture6%- Enterprise WLAN deployment basics
Topic 13: BGP17%- BGP path selection
- BGP policy and attributes

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

1. In BGP, the AS_Path attribute records the numbers of all ASs that a route passes through from the local end to the destination in the vector order.
Which of the following statements is false about the attribute change during route transmission?

A) When advertising the route to an EBGP peer, the BGP speaker creates an AS_Path carrying the local AS number in the Update message.
B) When advertising the route to an IBGP peer, the BGP speaker does not change the AS_Path attribute of the route.
C) When advertising the route to an EBGP peer, the BGP speaker adds the local AS number to the end of the AS_Path.
D) When advertising the route to an IBGP peer, the BGP speaker creates an empty AS_Path in the Update message.


2. OSPF has multiple types of routes with varying priorities. Which of the following types of routes has the lowest priority when they have the same prefix?

A) Intra-area route
B) Type 2 external route
C) Type 1 external route
D) Inter-area route


3. An IP prefix list is a common matching tool in routing policies. When an IP prefix list is configured on a Huawei router, which of the following parameters are optional ?

A) Longest mask length to be matched
B) Index of the prefix list
C) Mask length
D) Shortest mask length to be matched


4. On a WLAN, engineers can use the VLAN pool mechanism to assign access users to different VLANs, which helps reduce the number of broadcast domains and improve network performance.

A) TRUE
B) FALSE


5. An engineer sets the CAPWAP heartbeat detection interval to 20 of the active link before an active/standby switchover occurs?

A) 60s
B) 20s
C) 90s
D) 75s


Solutions:

Question # 1
Answer: D
Question # 2
Answer: B
Question # 3
Answer: A,B,D
Question # 4
Answer: A
Question # 5
Answer: A

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