H12-921_V1.0 by Huawei Actual Free Exam Questions And Answers

Question 1

In Huawei's CloudFabric solution, tenants are performing VPC interconnection service orchestration

A. When two VPCs have their own virtual firewalls and traffic crosses the firewalls, and the service leaves of the two WCs are the same, and if they share a physical firewall, you need to create two different VRFs

B. In all VPC interworking scenarios, if a meso-VRF is used, the VPC inter-communication will share a single interworking VRF, and the controller will not create two different interworking VRFs

C. When the virtual firewalls of two VPCs are distributed on two different physical firewalls, and traffic passes through the firewalls on both sides, and two physical firewalls are connected to the same service leaf, two different VRFs need to be created

D. When the virtual firewalls of two VPCs are distributed on two different physical firewalls, and traffic passes through the firewalls on both sides, and the two physical firewalls are connected to different service leaves, you need to create two different VRFs

Discussion 0

Correct Answer: D Vote an answer

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Question 2

Which of the following descriptions of the open source OpenStack Glance component is correct?

A. Modifying an instance that is started based on an image is actually modifying the image

B. Virtual Machine Instance images provided by Glance can only be placed in object storage provided by Swift

C. You can launch only one instance from the same image

D. Glance provides the ability to discover, register, and retrieve virtual machine images

Discussion 0

Correct Answer: D Vote an answer

Question 3

Which of the following hard disk media does not support the NVMe interface protocol in mainstream server scenarios?

A. DRAM

B. SCM

C. HDD

D. SSD

Discussion 0

Correct Answer: C Vote an answer

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Question 4

What are the correct descriptions of the following CloudFabric solution rack rental scenarios?

A. Tenants can only use VAS services provided by carriers

B. The tenant obtains the server's IP , account number, password, and other information from the carrier and uses the network

C. When a tenant submits a lease intention to an operator, it must specify the lease form, bandwidth, and value-added services

D. The controller delivers the orchestrated services to the network device for automatic configuration

Discussion 0

Correct Answer: B,C,D Vote an answer

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Question 5

What are the correct descriptions of VXLAN Overlay multicast in the following descriptions?

A. The VXLAN tunnel can still be configured as headend replication without special configuration

B. When deploying multicast using PIM-SM mode, separate RPs need to be deployed on both the underlay and the overlay

C. There is no need to deploy multicast in the underlay

D. BGP NG MVPN carries I-PMSI information for I-PMSI tunnel establishment

Discussion 0

Correct Answer: B,D Vote an answer

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Question 6

In the open-source OpenStack business model, which of the following is the mapping between the Router and the Network?

A. 1:N

B. N:1

C. 1:1

D. N:N

Discussion 0

Correct Answer: A Vote an answer

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Question 7

Which of the following lossless technologies can be deployed in an intelligent lossless data center network based on Huawei's CloudFabric solution?

A. PFC

B. IQCN

C. ECN

D. INOF

Discussion 0

Correct Answer: A,B,C,D Vote an answer

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Question 8

Which of the following is NOT a core component of Kubernetes?

A. LoadBalancer

B. API Server

C. kubelet

D. etcd

Discussion 0

Correct Answer: A Vote an answer

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Question 9

In a data center network, which of the following technologies can be used to achieve sub-second data collection?

A. RESTCONF

B. Telemetry

C. NETCONF

D. SNMP

Discussion 0

Correct Answer: B Vote an answer

Question 10

In which of the following storage network architectures does the storage array provide file storage to the server?

A. IP SAN

B. DAS

C. NAS

D. FC SAN

Discussion 0

Correct Answer: C Vote an answer

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Question 11

In a CloudFabric-based data center network, which of the following security functions can be used to enable external access by hosts on the external network to actively and securely access the services provided by the internal network?

A. Virtual systems

B. EIP

C. SNAT

D. IPsec VPN

Discussion 0

Correct Answer: B Vote an answer

Question 12

The following: "Support docking with the community or third-party commercial OpenStack + third-party cloud management platform." "What level of the CloudFabric solution architecture is described?"

A. Compute the access layer

B. Network service layer

C. Network Analysis/Control Layer

D. Business presentation/collaboration layer

Discussion 0

Correct Answer: D Vote an answer

Question 13

Which of the following options is an OpenStackNeutron component?

A. Service Plug-in

B. NeutronServer

C. Agent

D. Core Plug-in

Discussion 0

Correct Answer: A,B,C,D Vote an answer

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

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