Huawei H13-831 Online Practice Questions and Exam Preparation

Huawei H13-831 Online Questions & Answers

• Question 1:

  At 00:00, an enterprise data center goes down and the application goes offline. The maximum allowable downtime is 4 hours. After taking emergency measures, the enterprise restores the data at 3:00 a.m. The enterprise backs up system data once a day, and the last backup was performed at 9:00 a.m. the previous day. Which of the following descriptions about the RTO and RPO indicators is correct?

  A. RTO = 3H, RPO = 15H
  B. RTO = 9H, RPO = 3H
  C. RTO = 4H, RPO = 9H
  D. RTO = 4H, RPO = 24H
  A. RTO = 3H, RPO = 15H

• Question 2:

  High-performance computing, big data, and other similar services require strong computing performance and data security. Which of the following features of Bare Metal Servers (BMS) are considered secure and reliable? (Choose two)

  A. BMSs based on the DynaSky architecture support cloud disks as system disks and data disks, with full backup and recovery capabilities.
  B. Support for heterogeneous computing and AI applications.
  C. Based on the DynaSky Accelerator hardware, cloud disks can be quickly issued as system disks.
  D. Support exclusive storage integration to meet enterprise-level data security and compliance requirements.
  A. BMSs based on the DynaSky architecture support cloud disks as system disks and data disks, with full backup and recovery capabilities.
  D. Support exclusive storage integration to meet enterprise-level data security and compliance requirements.

• Question 3:

  ICAgent is used to collect metrics, logs, and application performance data. For host devices purchased directly through the ECS and BMS consoles, you must manually install the ICAgent. For hosts purchased indirectly through CCE, the ICAgent will be installed automatically.

  A. TRUE
  B. FALSE
  A. TRUE

• Question 4:

  When using Data Replication Service (DRS) to migrate an Oracle database from an offline data center to HUAWEI CLOUD RDS, which of the following database engines can be used as the RDS destination? (Choose two)

  A. MySQL
  B. SQL Server
  C. MongoDB
  D. PostgreSQL
  A. MySQL
  D. PostgreSQL

• Question 5:

  If an e-commerce website deploys its services on HUAWEI CLOUD ECS, what measures can be taken to achieve the following levels of high availability? (Choose three) High availability at the operating system level High availability at the physical server level High availability at the data center level

  A. High availability at the data center level: Use Auto Scaling groups to create backend ECS instances across availability zones (AZs).
  B. High availability at the operating system level: Bind ECS instances to a high-availability subnet with virtual IP addresses.
  C. High availability at the server level: ECS instances in the same subnet are bound to a virtual IP address.
  D. High availability at the operating system level: Deploy ECS instances in different ECS groups.
  E. High availability at the physical server level: Deploy ECS instances in the same ECS group.
  F. High availability at the data center level: Create a cross-region backend through an Auto Scaling group of ECS instances.
  A. High availability at the data center level: Use Auto Scaling groups to create backend ECS instances across availability zones (AZs).
  B. High availability at the operating system level: Bind ECS instances to a high-availability subnet with virtual IP addresses.
  E. High availability at the physical server level: Deploy ECS instances in the same ECS group.

• Question 6:

  For game user information and login queries, which HUAWEI CLOUD service is recommended?

  A. HBase
  B. RDS
  C. MongoDB
  D. DCS Redis
  C. MongoDB

• Question 7:

  An application running on an ECS instance needs to read a large amount of data from OBS for analysis, and the company's compliance standards do not allow the server to have any Internet access traffic. This scenario can be solved by creating an endpoint that points to the OBS service within the VPC where the ECS instance resides.

  A. TRUE
  B. FALSE
  A. TRUE

• Question 8:

  With the acceleration of the enterprise cloud migration trend, which of the following options are key concerns for enterprises during the cloud transformation process? (Choose three)

  A. Cost: After services are migrated to the cloud, whether CAPEX can be effectively reduced and how to maximize cloud functionality at a limited cost.
  B. Scalability: After services are migrated to the cloud, whether resources can scale with demand and whether applications can be flexibly adjusted and transformed.
  C. Security: After services are migrated to the cloud, whether they can meet national security requirements and ensure the security of data on the cloud.
  D. Performance: After services are migrated to the cloud, whether they can have higher-performance physical resources and optimize device performance in real time.
  A. Cost: After services are migrated to the cloud, whether CAPEX can be effectively reduced and how to maximize cloud functionality at a limited cost.
  B. Scalability: After services are migrated to the cloud, whether resources can scale with demand and whether applications can be flexibly adjusted and transformed.
  C. Security: After services are migrated to the cloud, whether they can meet national security requirements and ensure the security of data on the cloud.

• Question 9:

  The database of an insurance company is an offline self-built solution. Due to the rapid business growth, the amount of data is increasing, operation and maintenance costs are getting higher, and high reliability cannot be guaranteed. You plan to migrate the database to HUAWEI CLOUD GaussDB (for MySQL). Which of the following descriptions of this database are correct? (Choose four)

  A. Elastic scaling: By default, the node configuration is one write and five read-only nodes. Instances can be added within minutes, and specifications support elastic scaling.
  B. Core dependency: Cross-AZ deployment with three data replicas and shared storage; RPO = 0 with second-level fault switching.
  C. High compatibility: Fully compatible with MySQL, no need to split databases or tables.
  D. Mass storage: Huawei's self-developed DSV distributed storage provides capacity up to terabytes, automatically scales according to database size, and performs automatic weekly backups.
  A. Elastic scaling: By default, the node configuration is one write and five read-only nodes. Instances can be added within minutes, and specifications support elastic scaling.
  B. Core dependency: Cross-AZ deployment with three data replicas and shared storage; RPO = 0 with second-level fault switching.
  C. High compatibility: Fully compatible with MySQL, no need to split databases or tables.
  D. Mass storage: Huawei's self-developed DSV distributed storage provides capacity up to terabytes, automatically scales according to database size, and performs automatic weekly backups.

• Question 10:

  An enterprise uses ECS to deploy its services on HUAWEI CLOUD and uses Auto Scaling (AS) with Elastic Load Balancer (ELB) to achieve high availability within the same region to handle service traffic peaks. For deploying its front-end stateless application, which of the following configuration step orders is correct?

  1. Use the IMS service to create an image for the front-end stateless application.

  2. Create an Auto Scaling Group and select Load Balancer as the health check mode.

  3. Create an AS Configuration.

  4. Create an ELB, and configure the Listener and Backend Server Group.

  A. 1 - 4 - 3 - 2
  B. 3 - 2 - 1 - 4
  C. 4 - 3 - 1 - 2
  D. 3 - 4 - 1 - 2
  A. 1 - 4 - 3 - 2