Huawei H13-831 Online Practice Questions and Exam Preparation

Huawei H13-831 Online Questions & Answers

• Question 391:

  A financial company plans to migrate its entire business system to HUAWEI CLOUD, including the core application system, EBS financial analysis system, data analysis system, and office application system. To reduce costs while meeting the disaster recovery requirements of two cities and three centers, which of the following schemes is recommended?

  A. Use public cloud + hosting zone + full-stack exclusive services, with private lines for network interconnection.
  B. Use public cloud + hosting zone, with private lines for network interconnection.
  C. Use full-stack dedicated services + public cloud, with VPC peering for network interconnection.
  D. Use full-stack exclusive services + hosting zone, with dedicated lines for network interconnection.
  D. Use full-stack exclusive services + hosting zone, with dedicated lines for network interconnection.

• Question 392:

  If a company needs to migrate its services to HUAWEI CLOUD due to rapid business growth, the first step is to select ECS products as its main service carrier. Which of the following is not a migration benefit that the company can enjoy?

  A. Diverse computing power options -- freely choose from CPU, GPU, x86, ARM, and other types of computing resources.
  B. Multi-cloud management can be performed to manage host resources on multiple public clouds simultaneously.
  C. High availability guarantee -- the availability of a single ECS is as high as 99.975%.
  D. Minute-level deployment -- achieve rapid and flexible provisioning.
  B. Multi-cloud management can be performed to manage host resources on multiple public clouds simultaneously.

• Question 393:

  If a company needs to migrate its business data from an object storage service of another cloud provider to HUAWEI CLOUD Object Storage (OBS), which migration method should be used to achieve zero-disruption migration?

  A. Use the OMS migration tool combined with a source/destination dual-write strategy, and switch business traffic to HUAWEI CLOUD OBS after data migration is completed.
  B. Use the obsutil multi-threaded synchronous migration method, and after existing data migration is completed, switch the service to HUAWEI CLOUD OBS.
  C. Use OMS for multiple synchronous migrations, and after the existing data migration is completed, switch the service to OBS.
  A. Use the OMS migration tool combined with a source/destination dual-write strategy, and switch business traffic to HUAWEI CLOUD OBS after data migration is completed.

• Question 394:

  Deployment is one of the most commonly used Kubernetes objects. It provides a method for managing Pods and ReplicaSets. You can use a Deployment to create Pods, and these Pods are created in the background by the ReplicaSet.

  A. True
  B. False
  B. False

• Question 395:

  A city has set up a government website to support government affairs sharing, but the website needs to support full-text search and fuzzy query scenarios such as year, month, and day by condition. Which of the following cloud services should be selected?

  A. Cloud Search Service (CSS)
  B. MapReduce Service (MRS)
  C. Table Store Service (CloudTable)
  D. Recommendation System Service (RES)
  A. Cloud Search Service (CSS)

• Question 396:

  A listed Internet company has deployed its core business systems on HUAWEI CLOUD using both Elastic Cloud Servers (ECS) and Bare Metal Servers (BMS). Regarding the company's backup policy on the BMS servers, which of the following descriptions are correct? (Choose three)

  A. For scenarios such as accidental data deletion, the three-copy mechanism of HUAWEI CLOUD can be used for data recovery.
  B. Regular automatic backups are recommended for enterprise shutdown or maintenance periods.
  C. For scenarios such as software upgrades, it is recommended to perform manual backups before upgrading.
  D. It is recommended to perform off-site backups of key enterprise data.
  B. Regular automatic backups are recommended for enterprise shutdown or maintenance periods.
  C. For scenarios such as software upgrades, it is recommended to perform manual backups before upgrading.
  D. It is recommended to perform off-site backups of key enterprise data.

• Question 397:

  If an enterprise user plans to use a hybrid cloud model to deploy the company's core business systems, which of the following services can ensure efficient communication between services deployed on HUAWEI CLOUD and those in on- premises data centers? (Choose two)

  A. Elastic Load Balancing (ELB)
  B. Virtual Private Network (VPN)
  C. Direct Connect
  D. Cloud Connect
  B. Virtual Private Network (VPN)
  C. Direct Connect

• Question 398:

  A company has a cloud business system, which includes the system's web terminal, application, database, storage, and other resources. After a period of business operation, the system needs to be periodically optimized for stability.

  Which of the following strategies is not appropriate for OandM personnel?

  A. OandM personnel can separate hosts by business modules and configure ECS security groups for different modules. Using cloud resource anti-affinity helps reduce the failure rate.
  B. OandM personnel should analyze the secondary business architecture, troubleshoot and handle bottlenecks in the architecture, and convert single-point modules in the service into primary/standby or cluster configurations to improve business stability.
  C. OandM personnel analyzed the fault reports from the past three months and found that some alarm indicators were unreasonable. Based on HUAWEI CLOUD monitoring best practices, they adjusted the monitoring thresholds.
  D. OandM personnel observed that cloud platform resources were sufficient, so after the business system ran stably, they directly expanded capacity without paying attention to capacity planning.
  D. OandM personnel observed that cloud platform resources were sufficient, so after the business system ran stably, they directly expanded capacity without paying attention to capacity planning.

• Question 399:

  A large enterprise plans to migrate its entire internal business system to HUAWEI CLOUD to reduce overall IT procurement and operational costs.

  The company has the following security requirements:

  Administrators frequently travel and need to perform remote secure operations and maintenance (OandM).

  Multiple subsystems are used independently by different departments, requiring network isolation between subsystems.

  Which of the following solutions can meet the company's requirements? (Choose three)

  A. Create multiple ECS instances under a single VPC, install subsystems for different departments, assign only private IP addresses, and place each instance in unique security groups.
  B. Deploy a bastion host for secure remote login and OandM, authorizing it to access ECS instances hosting other subsystems.
  C. Use VPC security groups to isolate ECS instances that run different subsystems by assigning them to dedicated security groups.
  D. Enable the VPN tunnel service so that administrators perform OandM tasks through encrypted VPN communication.
  B. Deploy a bastion host for secure remote login and OandM, authorizing it to access ECS instances hosting other subsystems.
  C. Use VPC security groups to isolate ECS instances that run different subsystems by assigning them to dedicated security groups.
  D. Enable the VPN tunnel service so that administrators perform OandM tasks through encrypted VPN communication.

• Question 400:

  Enabling the Database Security Service (DBSS) attack event alarm notification function allows automatic detection and alerts when an attack occurs. This helps operations or security personnel improve security response efficiency and is an effective data security protection measure.

  A. TRUE
  B. FALSE
  A. TRUE