Huawei H13-831 Online Practice Questions and Exam Preparation

Huawei H13-831 Online Questions & Answers

• Question 221:

  HUAWEI CLOUD Data Access Service (DIS) supports parallel processing. For example, users can allow one application to run real-time analysis while other applications send data from the same DIS data channel to the Object Storage Service (OBS).

  A. TRUE
  B. FALSE
  A. TRUE

• Question 222:

  An enterprise has deployed services on Alibaba Cloud and plans to migrate its IT services to HUAWEI CLOUD. Which of the following descriptions about service migration scenarios are incorrect? (Choose two)

  A. You can use the SMS (Server Migration Service) tool to migrate database applications and data files online to HUAWEI CLOUD.
  B. For applications deployed on VMs, you can use the SMS Host Migration Service to migrate OS and data disks to HUAWEI CLOUD.
  C. When performing synchronization, the source side should retain sufficient memory space to prevent data eviction risks.
  D. When using Object Migration Service (OMS) to migrate object storage data, you can configure migration tasks to synchronize incremental data to HUAWEI CLOUD in real time.
  A. You can use the SMS (Server Migration Service) tool to migrate database applications and data files online to HUAWEI CLOUD.
  D. When using Object Migration Service (OMS) to migrate object storage data, you can configure migration tasks to synchronize incremental data to HUAWEI CLOUD in real time.

• Question 223:

  When planning a VPC, if there is no network isolation requirement between services and it is only deployed in a single region, which of the following architectures is most appropriate?

  A. Single VPC architecture
  B. Multi-VPC architecture
  C. Multi-Region Single VPC architecture
  D. Multi-Region Multi-VPC architecture
  A. Single VPC architecture

• Question 224:

  A game service is deployed in the HUAWEI CLOUD Guangzhou Region. If Thai gamers also want to quickly access the game servers in the Guangzhou Region for a better gaming experience, which of the following service combinations is most recommended?

  A. DNS + ECS
  B. ECS + EIP
  C. NAT Gateway + Cloud Connect
  D. ECS + NAT Gateway
  C. NAT Gateway + Cloud Connect

• Question 225:

  HUAWEI CLOUD Host Migration Service (HUAWEI CLOUD SMS) supports migrating users' physical servers or virtual machines on private clouds or public cloud platforms to HUAWEI CLOUD Elastic Cloud Server (ECS), but does not support migration between ECS instances.

  A. TRUE
  B. FALSE
  B. FALSE

• Question 226:

  Which of the following descriptions about disaster recovery solutions provided by HUAWEI CLOUD in the insurance industry are correct? (Choose two)

  A. Application configurations, logs, and backups generated by the production and disaster recovery centers can be transmitted across regions through OBS.
  B. You can use ApsaraDB for RDS on the cloud and use HUAWEI CLOUD DRS for cross-cloud RDS data synchronization.
  C. It is recommended to implement cross-cloud disaster recovery through self-developed scripts or existing tools such as Oracle Data Guard or MySQL Log Shipping.
  D. Cross-cloud backups can be performed online to OBS using Cloud Backup and Recovery (CBR) or third-party backup software.
  A. Application configurations, logs, and backups generated by the production and disaster recovery centers can be transmitted across regions through OBS.
  B. You can use ApsaraDB for RDS on the cloud and use HUAWEI CLOUD DRS for cross-cloud RDS data synchronization.

• Question 227:

  A customer purchases both HUAWEI CLOUD and a third-party cloud (ECS, EIP, VPC, and other cloud service resources) to deploy its e-commerce network.

  As an expert in HUAWEI CLOUD Operations and Maintenance (OandM), you need to comprehensively monitor the customer's business operation resources. It is recommended that the customer activate HUAWEI CLOUD Application OandM Management Service (AOM).

  When the customer uses AOM, which of the following features can be implemented? (Choose four)

  A. You can use AOM to monitor ECS instances on HUAWEI CLOUD as well as on other cloud service providers.
  B. Customers can use AOM to monitor cloud hosts and Docker containers, and also gain deep visibility into storage and networking.
  C. Customers can use AOM services to collect metrics, logs, and application performance data through ICAgent, which must be manually installed on the host.
  D. Customers using AOM can collect data by installing ICAgent on the host or by using AOM's OpenAPI interface or Exporter interface to integrate custom business indicators into AOM.
  A. You can use AOM to monitor ECS instances on HUAWEI CLOUD as well as on other cloud service providers.
  B. Customers can use AOM to monitor cloud hosts and Docker containers, and also gain deep visibility into storage and networking.
  C. Customers can use AOM services to collect metrics, logs, and application performance data through ICAgent, which must be manually installed on the host.
  D. Customers using AOM can collect data by installing ICAgent on the host or by using AOM's OpenAPI interface or Exporter interface to integrate custom business indicators into AOM.

• Question 228:

  Which of the following statements correctly describe system and application high availability (HA)? (Choose two)

  A. High availability improves the reliability of systems and applications by minimizing downtime caused by routine maintenance operations (planned) and unexpected system crashes (unplanned).
  B. The deployment modes of high-availability architectures mainly include active-standby, active-active, and disaster recovery.
  C. An HA system is currently the most effective means for enterprises to prevent the core computer system from being shut down due to failures.
  D. High availability technology can automatically detect server node and service process errors or failures and reconfigure the system automatically when such issues occur.
  A. High availability improves the reliability of systems and applications by minimizing downtime caused by routine maintenance operations (planned) and unexpected system crashes (unplanned).
  C. An HA system is currently the most effective means for enterprises to prevent the core computer system from being shut down due to failures.

• Question 229:

  A social platform business experiences highly volatile and unpredictable traffic. When hot events occur, service pressure increases sharply, requiring more ECS instances to ensure high performance. However, during normal operations without hot events, the load is relatively low and fewer ECS instances are needed. Which of the following scenarios can help reduce costs for this business? (Choose two)

  A. Purchase on-demand ECS instances and manually scale out during peak service hours, then delete redundant instances afterward.
  B. Use Auto Scaling with periodic scaling policies to automatically adjust capacity according to predictable service patterns.
  C. Purchase Reserved Instances (on-demand packages) to reduce fees when creating and deleting ECS instances compared with the subscription cycle.
  D. Use Auto Scaling alarm policies to automatically scale out horizontally when ECS load is high, and scale in when ECS load is low to save costs.
  C. Purchase Reserved Instances (on-demand packages) to reduce fees when creating and deleting ECS instances compared with the subscription cycle.
  D. Use Auto Scaling alarm policies to automatically scale out horizontally when ECS load is high, and scale in when ECS load is low to save costs.

• Question 230:

  An IT architect is tasked with designing a cloud security architecture for a business system migrating to the cloud that must comply with Level 3 Classified Protection (Equal Assurance) requirements. Which of the following aspects should be considered as part of the cloud security design principles? (Choose four)

  A. The cloud service provider has obtained Level 3 Classified Protection certification, ensuring compliance for the hosted business.
  B. Apply the principle of defense in depth after migration to the cloud.
  C. Apply the principle of least attack surface.
  D. Apply the principle of least privilege.
  A. The cloud service provider has obtained Level 3 Classified Protection certification, ensuring compliance for the hosted business.
  B. Apply the principle of defense in depth after migration to the cloud.
  C. Apply the principle of least attack surface.
  D. Apply the principle of least privilege.