H12-921_V1.0-ENU HCIE-Data Center Network (Written) V1.0 Exam Dumps
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HCIE-Data Center Network (Written) V1.0
Passing the HCIE-Data Center Network certification will indicate that you have a solid theoretical knowledge of data center network scenario and are able to use Huawei data center network products and solutions to plan, deploy, maintain, and optimize data center networks. You will be competent for the expert positions of data center network scenario (including account managers, project managers, pre-sales experts, post-sales experts, network architects, etc.)
| Exam Name | HCIE-Data Center Network (Written) | HCIE-Data Center Network (Lab) |
| Exam Code | H12-921 | H12-922 |
| Language | ENU/CHS | ENU/CHS |
| Exam Format | True-false Question, Single Answer,Multiple Answer, Fill in the bank answers, Drag and drop item | Operation, Essay Question |
| Exam Cost | 300USD | 1200USD |
| Exam Duration | 90min | 480min |
| Pass Score/ Total Score | 600/1000 | 80/100 |
Exam Content
The HCIE-Data Center Network V1.0 Certification Exam covers data center network basic knowledge, advanced technologies and applications of data center networks, Huawei CloudFabric solution, data center network planning and design, and data center network O&M.
| Knowledge Module Percentage | Written Exam Percentage | Lab Exam Percentage |
| Data Center Network Basic Knowledge | 15% | 15% |
| Advanced Technologies and Applications of Data Center Networks | 31% | 20% |
| Huawei CloudFabric Solution | 30% | 40% |
| Data Center Network Planning and Design | 8% | 15% |
| Data Center Network O&M | 16% | 10% |
Knowledge points
Data Center Network Basic Knowledge
Data Center and Data Center Network Technologies
DC Overview
Data Center Network Overview
Overview of Key DC Technologies
Huawei CloudFabric Hyper-Converged DCN Solution
Development Trends and Challenges of DCNs
Huawei CloudFabric Solution
Solution Features
Technical Principles and Applications of VXLAN
Background of VXLAN
Basic Concepts and Fundamentals of VXLAN
EVPN VXLAN Fundamentals
Multicast VXLAN Fundamentals
Application of VXLAN in DCI
VXLAN Deployment Cases in Typical Scenarios
Technical Principles and Applications of Microsegmentation and SFC
Microsegmentation
SFC
Advanced Technologies and Applications of Data Center Networks
Technical Principles and Applications of Virtualization
Server Virtualization
Network Virtualization
Technical Principles and Applications of the OpenStack Cloud Platform
Introduction to OpenStack
Key Components of OpenStack
OpenStack Applications
Technical Principles and Applications of Containers and Kubernetes
Introduction to the Container Technology
Introduction to the Container Management Platform
Technical Principles and Applications of HPC and AI Computing
Overview of Computing Industry Development
High-Performance Computing
AI and Deep Learning
Technical Principles and Applications of Storage
Storage Basics
Storage Technology Principles
Storage Technology Applications in DCs
Technical Principles and Applications of the Intelligent and Lossless Network
Development Trend of Intelligent and Lossless Network Technologies
Principles of Key Technologies of the Intelligent and Lossless Network
Typical Scenarios of Intelligent Lossless Network
Huawei CloudFabric Solution
CloudFabric Computing and Hosting Network Solutions
CloudFabric Solution Overview in the Network Virtualization Scenario
CloudFabric Solution in the Computing Scenario
CloudFabric Solution in the Hosting Scenario
CloudFabric Cloud-Network Integration and Container Network Solutions
CloudFabric Cloud-Network Integration Solution — OpenStack Scenario
CloudFabric Container Network Solution
CloudFabric Data Center Network Deployment Guide (Cloud-Network Integration Scenario)
Deployment Process Overview
iMaster NCE-Fabric Pre-configuration and Interconnection
Service Provisioning
CloudFabric Multi-Cloud and Multi-DC Solution
Multi-DC Scenarios
Multi-PoD Solution Introduction
Multi-Site Solution Introduction
Hybrid Cloud Solution Introduction
CloudFabric Supercomputing Network Solution
Background and Challenges of Diversified Computing
Lossless Network Solution Design for Diversified Computing
Lossless Network Design Case for Diversified Computing
CloudFabric Storage Network Solution
Overview of Storage Industry Development
Intelligent and Lossless Network Solution for Distributed Storage
Intelligent and Lossless Network Solution for Centralized Storage (NoF+)
CloudFabric Data Center Network Security Solution
DCN Security Solution Overview
DCN Security Design
DCN Security Service Orchestration
Data Center Network Planning and Design
CloudFabric Data Center Network Planning and Design
CloudFabric Solution and DCN Overview
Network Architecture Design and Data Planning
Underlay Network Design
Overlay Network Design
Multi-PoD and Multi-Site Design
Network Security Design
Network Management and O&M Design
CloudFabric Data Center Network IPv6 Evolution Solution
IPv6 Address Planning for DCNs
Key IPv6 Evolution Technologies for DCNs
IPv6 Evolution Solution for DCNs
IPv6 Service Rollout on DCNs (CloudFabric Cloud-Network Integration Solution)
Data Center Network O&M
CloudFabric Intelligent Data Center Network O&M Solution
DCN O&M Challenges and CloudFabric Intelligent DCN O&M Solution
iMaster NCE-Fabric
iMaster NCE-FabricInsight
Data Center Network Typical O&M
DCN Typical O&M Scenarios
DCN Management and Monitoring
DCN Typical Troubleshooting
Data Center Network Automated O&M (Network Service Open Programmability)
Overview of Network Service Open Programmability
Overview of Network Service Open Programmability of iMaster NCE-Fabric
Details About Network Service Open Programmability of iMaster NCE-Fabric
Share HCIE-Data Center Network (Written) V1.0 H12-921_V1.0-ENU Free Dumps
1. Which of the following options is a software platform in the HPC scenario of Huawei's CloudFabric solution ?
A. Compiler
B. Scheduler
C. Math Library
D. Operating System
Answer: ABCD
2. As shown in the diagram, when DCs are interconnected via VLAN Hand-off, which of the following describes the error?
A. DCI-GW requires VXLAN support
B. DCI-GW does not learn the routes between the service host and the network
C. Transmission of common VLAN packets between the Fabric-GW and the DCI-GW
D. The DCI network only passes the underlay route for the DCI-GW
Answer: B
3. In the CloudFabric network virtualization scenario, which of the following interfaces does iMaster NCE-Fabric use to interconnect with the northbound system?
A. RESTful
B. OpenFlow
C. NETCONF
D. ERSPAN
Answer: A
4. An MPI collection operation is when all processes in a communication space work together to accomplish a specific data operation and transmission. Which of the following items fall into a common collection action type?
A. MPI_Scatter
B. MPI_AllReduce
C. MPI_Gather
D. P2P
Answer: ABC
5. Which of the following components in Huawei's intelligent lossless network solution architecture for multi-computing scenarios offloads the RDMA input layer and the following protocol stacks to the NIC hardware, so that peripherals can directly access the memory of the remote host?
A. NIC driver
B. SmartNIC
C. Network equipment
D. iMasterNCEFabric
Answer: B
6. In the CloudFabric cloud-network integration scenario, when the underlay network is manually deployed, which of the following options does not need to be deployed on the firewall?
A. Enable the NETCONF function
B. Set the default security policy to Allow
C. Turn on the virtual system
D. Configure hot standby for two machines in load balancing mode
Answer: D
7. Which of the following descriptions of VAS resource pooling deployment is correct in the CloudFabric solution?
A. Centralized VAS resource pools do not support active/standby deployments and are prone to single points of failure
B. When a distributed VAS resource pool is deployed, a single point of failure is avoided because VAS resources exist in each fabric
C. A centralized VAS resource pool refers to the construction of an independent VAS resource pool outside the business Fabric region, and each Fabric shares resources to maximize resource utilization
D. Distributed VAS resource pool refers to planning an independent VAS resource pool in each Fabric,mand forming an overall VAS resource pool through a large Layer 2 network , with each Fabric interval VAS resource sharing
Answer: C
8. After installing a CloudFabric data center network based on iMasterNCEFabric, the connectivity test is performed in iMasterNCEFabric, and the result is displayed as "Failed. Which of the following features is recommended for further detection?
A. Single-path detection
B. Data consistency check
C. Business simulation
D. Loop detection
Answer: A
9. What is correct about the following description of Docker?
A. Image in Docker can be regarded as a special file system, which only provides the programs required by the container runtime, and the libraries, resources, configurations, and other files required by the container runtime are hosted by the host Machine OS provides
B. The Docker engine obtains the image from the repository and runs the container on the corresponding host
C. Image files are stored centrally in a repository and can be public or private
D. Docker containers are created based on images, and a running container is a process running on a Docker host
Answer: BCD
10. What are the correct descriptions of the following CloudFabric solution rack rental scenarios?
A. The controller delivers the orchestrated services to the network device for automatic configuration
B. When a tenant submits a lease intention to an operator, it must specify the lease form, bandwidth, and value-added services
C. The tenant obtains the server's IP , account number, password, and other information from the carrier and uses the network
D. Tenants can only use VAS services provided by carriers
Answer: ABC
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