Huawei H12-921_V1.0 - HCIE-Data Center Network (Written) V1.0

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Huawei H12-921_V1.0 Exam Syllabus Topics:

Huawei HCIE-Data Center Network (Written) V1.0 Sample Questions:

1. If a company provides services that are sensitive to bandwidth and latency and do not require much computation, which of the following methods should the company adopt to deploy its services based on cost and user experience considerations?

A) Hybrid cloud
B) Intra-city active-active
C) Edge DC
D) Two places and three centers

2. 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) P2P
D) MPI_Gather

3. Which of the following descriptions of VNI in a VXLAN network is correct?

A) A tenant can have one or more VNIs with a VNI length of 16 bits, supporting millions of tenants
B) L2 VNI is used to forward VXLAN packets on the same subnet, and different BDs can also use the same L2 VNI to achieve Layer 2 communication on VXLAN networks. All VXLAN packets carry both L2 VNI and L3 VNI
C) L3 VNI is associated with a VPN instance to forward VXLAN packets across subnets, and VPIN instances associated with different L3 VNIs only need to be RT Values can be matched to achieve interoperability

4. Which of the following protocols can implement dynamic VXLAN tunnel establishment in a data center network?

A) BGP EVPN
B) M-LAG
C) OSPF
D) MPLS

5. What is wrong in the following description of the open source OpenStack Nova component?

A) In some previous versions of OpenStack, Nova was responsible for implementing compute, storage, and networking functions
B) Nova deploys Nova Compute on the control node to connect with hypervisors of different platforms to achieve virtualization platform agnosticism
C) Nova relies on Keystone, Neutron, Glance, and Heat when creating virtual machines
D) Nova supports the management of bare metal, virtual machines, and containers

Solutions: