Online Access Free H13-831 Practice Test

What security measures are included in the Huawei Cloud DRS data replication service? (Multiple choice)

• A.Power isolation
• B.Use security groups
• C.Use SSL channel
• D.System hardening

The user created a 10.201. 0.0/16 network segment VPC in the user's HUAWEI CLOUD account. In this VPC he created a 10.201.31.0/24 network segment subnet, when he created a new ECS host, he cannot configure the private IP address of 10. 201. 31.6. Which of the following is the possible reason?

• A.Private IP 10. 201.31.6 has been occupied by other interfaces.
• B.Private IP 10. 201.31.6 is reserved by HUAWEI CLOUD's network segment planning.
• C.Private IP 10. 201.31.6 is not within the range of the subnet segment.
• D.Private IP 10. 201.31.6 was blocked by the subnet ACL due to the security of the network platform

The HR department of an enterprise has created a VPC, and the business department has also created a VPC. The HR department wants to access all the hosts in the VPC of the business department, and the business department also wants to access all the resources of the VPC of the HR department. How should the administrator of the company configure to meet this requirement?

• A.In the business sector and the HR department VPC configuration between VPC peer connection.
• B.Both VPCs are configured with security groups and allow access to the network segment of the opposite VPC.
• C.Both VPCs are configured with subnet ACLs and allow access to the network segment of the opposite VPC.
• D.Unable to get through the resources of the two VPCs.

Regarding the description of the relationship between HUAWEI CLOUD MRS service and other HUAWEI CLOUD services, which of the following options are correct? (Multiple choice)

• A.Huawei cloud grade S per cluster - node is an ECS elastic cloud server.
• B.MRS in the Hive, MapReduce, YARN support export data to OBS in
• C.MRS in the Spark, Flume and Loader supported from OBS import data.
• D.MRS cluster metadata, user billing information and other system operating data can be stored in the RDS relational database.

Which of the following are the benefits of microservices? (Multiple choice)

• A.The boundaries of service modules are clearer, and microservices emphasize a modular structure (REST interface calls). This is very important for large teams.
• B.Programming is easier. The development threshold of microservices is lower. Simpler operation and maintenance
• C.Support independent deployment. Simple services are easier to deploy. Since the services are autonomous, the system will not crash after a problem.
• D.Allow technical diversity. With microservices, multiple programming languages, development frameworks and data storage technologies can be mixed.