Huawei H13-821 Online Practice Questions and Exam Preparation

Huawei H13-821 Online Questions & Answers

• Question 391:

  In the tenth year of "Double Eleven", it has evolved into a national carnival for all e-commerce platforms. Which of the following services can be applied to e-commerce "promotion" and "purchase" scenarios?

  A. Cloud Container Engine CCE: Flexible elastic scaling strategy to cope with changing sudden surges.
  B. Microservice engine CSE: Support microservice interface level SLA Indicator monitoring and governance (load balancing, automatic fault tolerance, service degradation, and service current limit) to ensure continuous application operation.
  C. Application Performance Management APM: Provides end-to-cloud application performance tracking capabilities, through application panoramic topology, real-time monitoring and rapid fault diagnosis.
  D. Cloud performance test CPTS: One-stopperformance test solutionDiscover system bottlenecks. Correct
  A. Cloud Container Engine CCE: Flexible elastic scaling strategy to cope with changing sudden surges.
  B. Microservice engine CSE: Support microservice interface level SLA Indicator monitoring and governance (load balancing, automatic fault tolerance, service degradation, and service current limit) to ensure continuous application operation.
  C. Application Performance Management APM: Provides end-to-cloud application performance tracking capabilities, through application panoramic topology, real-time monitoring and rapid fault diagnosis.
  D. Cloud performance test CPTS: One-stopperformance test solutionDiscover system bottlenecks. Correct

• Question 392:

  What types of services does Huawei Cloud include? () [Multiple choice questions]

  A. laaS
  B. PaaS
  C. SaaS
  D. Solution Services
  A. laaS
  B. PaaS
  C. SaaS

• Question 393:

  Microservices under the microservices architecture naturally support DevOps, and microservices and DevOps complement each other. DevOps requires the development, testing, and operation and maintenance of business components to be carried out by one team (two pizza team), with rapid iteration and continuous delivery. () [Single-choice question]

  Option Subtotal Proportion

  A. True
  B. False
  A. True

• Question 394:

  Regarding the difference between stateless and stateful applications, which of the following statements are true? () [Multiple choice questions] Option Subtotal Proportion

  A. Stateful applications need to remember the specific user who initiated the request
  B. Stateful applications can achieve better scalability through code transformation
  C. Stateless applications have 100% more power than stateful applications Have higher performance
  D. Stateless applications can be deployed in containers more easily
  A. Stateful applications need to remember the specific user who initiated the request
  B. Stateful applications can achieve better scalability through code transformation
  D. Stateless applications can be deployed in containers more easily

• Question 395:

  After the user deploys the application, he needs to manually bury points in the code for APM to monitor the performance of the application.

  A. Wrong
  B. Right
  A. Wrong

• Question 396:

  The resource overhead of each acquisition probe is minimal. No impact on the business

  A. api-server
  B. etcd
  C. kubelet
  D. event-controller
  B. etcd

• Question 397:

  Docker's resource limit uses the Cgroup feature of Linux.

  A. Right
  B. False
  A. Right

• Question 398:

  Which of the following are the uses of middleware? (Multiple choices)

  A. Supports hyperscale applications
  B. Support massive access
  C. Support massive data
  D. Module asynchronous decoupling
  E. Hot data cache
  A. Supports hyperscale applications
  B. Support massive access
  C. Support massive data
  D. Module asynchronous decoupling
  E. Hot data cache

• Question 399:

  Which of the following are common disaster recovery architecture models? (Multiple choices) A. Backup restore

  B. Cold standby
  C. Multi-active mode
  D. Offsite Recovery
  E. Warm standby
  B. Cold standby
  C. Multi-active mode
  E. Warm standby

• Question 400:

  Under the microservice architecture model, developers cannot freely choose the development technology to provide API services.

  A. Wrong
  B. Right
  A. Wrong