H12–921_V1.0-ENU HCIE-Data Center Network (Written) V1.0 Exam Dumps

Karon Bill
6 min readFeb 23, 2024

Are you prepared and confident to take the H12–921_V1.0-ENU HCIE-Data Center Network (Written) V1.0 Exam? Passcert team newly released the latest H12–921_V1.0-ENU HCIE-Data Center Network (Written) V1.0 Exam Dumps which contain a wide array of real questions and detailed answers, ensuring that you are fully equipped to successfully pass your exam on your very first attempt. Our H12–921_V1.0-ENU HCIE-Data Center Network (Written) V1.0 Exam Dumps cover all the essential topics that you need to thoroughly understand and master. By studying these comprehensive materials, you will gain the necessary knowledge and skills to confidently prepare for your upcoming test.

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 NameHCIE-Data Center Network (Written)HCIE-Data Center Network (Lab)Exam CodeH12–921H12–922LanguageENU/CHSENU/CHSExam FormatTrue-false Question, Single Answer,Multiple Answer, Fill in the bank answers, Drag and drop itemOperation, Essay QuestionExam Cost300USD1200USDExam Duration90min480minPass Score/ Total Score600/100080/100

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 PercentageWritten Exam PercentageLab Exam PercentageData Center Network Basic Knowledge15%15%Advanced Technologies and Applications of Data Center Networks31%20%Huawei CloudFabric Solution30%40%Data Center Network Planning and Design8%15%Data Center Network O&M16%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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