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Huawei H12-821_V1.0 Exam Syllabus Topics:

Section	Weight	Objectives
OSPF Fundamentals	16%	- OSPF configuration and optimization - OSPF principles and operation mechanisms - OSPF special applications and troubleshooting
WLAN Basics	2%	- WLAN technology principles - WLAN deployment and optimization
Ethernet Switching Technologies	7%	- Spanning Tree Protocol - VLAN principles and configuration - Link aggregation and stack technology
Network Solutions and Design	5%	- Enterprise network design principles - Typical network architecture and solution
Network Service and Management	5%	- DHCP and DNS services - Network management and monitoring
Multicast Technologies	9%	- IGMP protocol - Multicast basic concepts - PIM protocol
IPv6 Technologies	3%	- IPv6 address structure and configuration - IPv6 routing protocols
BGP Fundamentals	17%	- BGP characteristics and working principles - BGP route attributes and selection - BGP configuration and policy application
IS-IS Fundamentals	8%	- IS-IS protocol principles - IS-IS configuration and deployment
Routing and Traffic Control	10%	- Route import and redistribution - Routing policy and filtering - Policy-based routing
Network Reliability	7%	- VRRP protocol - Device redundancy and link backup - BFD technology
Network Security	8%	- Attack defense and security policy - ACL and packet filtering - AAA authentication
Routing Basics	3%	- Routing table composition and selection rules - Routing concepts and classification

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Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions (Q203-Q208):

NEW QUESTION # 203
The typical characteristics of the AI era are that it focuses on data, explores data value, and improves AI efficiency. Therefore, the core requirement of AI for data center networks is speed, meaning low latency.

A. TRUE
B. FALSE

Answer: A

Explanation:
AI-driven networks focus on maximizing efficiency by minimizing latency to enhance data processing and decision-making speed. The AI era emphasizes leveraging large data volumes and ensuring rapid data center interconnectivity. This makes low latency a critical requirement for AI-ready data center networks, as highlighted in Huawei's AI and data center network optimization materials .

NEW QUESTION # 204
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 SWA
B. The root bridge is SWB
C. The root bridge is SWC
D. The root bridge cannot be determined

Answer: A

NEW QUESTION # 205
There can be multiple nodes under a Route-Policy. Different node numbers are identified by node numbers. The relationship between different nodes is an "OR" relationship.

A. TRUE
B. FALSE

Answer: A

NEW QUESTION # 206
TLV is an important data structure in IS-IS.
Which of the following options does it represent?

A. Text, Level and Volume
B. Time, Length and Volume
C. Type, Length and Value
D. Time, Level and Value

Answer: C

NEW QUESTION # 207
In PIM, which of the following descriptions about DR is correct? (Multiple choice)

A. On the shared network segment of the connection group members, the DR is responsible for sending a Register message to the RP. The DR connected to the group members is called the group member- side DR.
B. On the shared network segment connected to the multicast source, the DR is responsible for sending Join registration messages to the RP. The DR connected to the multicast source is called the source DR.
C. If the current DR fails, the PIM neighbor relationship will time out, and a new round of DR election will be triggered between other PIM neighbors.
D. PIM routers become PIM neighbors by exchanging Hello messages. The Hello messages carry the DR priority and the interface address of the network segment.

Answer: C,D

NEW QUESTION # 208
......

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