Huawei H13-821 Online Practice Questions and Exam Preparation

Huawei H13-821 Online Questions & Answers

• Question 401:

  What stage has the application architecture change evolved to? ()

  A. Monolithic architecture
  B. microservicearchitecture
  B. microservicearchitecture

• Question 402:

  Which of the following scenarios are typical application scenarios of DMS? ()

  A. handle user upload tasks
  B. report generation
  C. log transmission
  D. push notification
  D. push notification

• Question 403:

  Huawei CSE supports multi-language microservices access and interworking. The supported languages include () [multiple choice questions]

  A. Java
  B. GO
  C. net
  D. Node. Js
  E. PHP
  F. Python
  A. Java
  B. GO
  C. net
  D. Node. Js
  E. PHP
  F. Python

• Question 404:

  When the business needs a high-availability and high-reliability data cache, but does not require a high-specification data cache, which type of DCS service should the application choose at this time? (Single choice)

  A. Stand-alone
  B. Active / standby
  C. correct cluster
  B. Active / standby

• Question 405:

  The goal of Huawei cloud three-dimensional operation and maintenance is to control the system's operating status in an all-round way, and quickly respond to various problems, which are embodied in the following aspects? (Multiple choices)

  A. Monitor the running status of IaaS layer resources
  B. Focus only on the running status of the Paas layer application
  C. Master the running status of the applications deployed on Paas, support the tracking of faults and performance issues, and facilitate the operation and maintenance personnel's location
  D. Manage user experience guarantees and monitor business operations in real time.
  A. Monitor the running status of IaaS layer resources
  C. Master the running status of the applications deployed on Paas, support the tracking of faults and performance issues, and facilitate the operation and maintenance personnel's location
  D. Manage user experience guarantees and monitor business operations in real time.

• Question 406:

  What stage has the application architecture change evolved to? () [Multiple choice questions]

  A. Monolithic architecture
  B. SOA architecture
  C. Microservice architecture
  D. Fog technology architecture
  C. Microservice architecture

• Question 407:

  If you deploy an e-commerce website on Huawei Cloud, in order to benefit old customers, you are planning to set up a One day of big sales, what preparations should operation and maintenance personnel make on the Huawei Cloud in advance? () [Multiple choice questions]

  Option Subtotal Proportion

  A. Set a threshold alarm for the key application performance indicators of the website, and the alarm will be automatically notified to the operation and maintenance personnel
  B. Add the indicators needed for routine operation and maintenance to the dashboard to grasp the overall situation in real time
  C. Use Cloud Eye of Huawei Cloud to practice high-traffic service capabilities of the website in advance
  D. Prepare resources in advanceand set elastic scalingGroup, expand in time as resource usage increases
  E. during the promotion process
  A. Set a threshold alarm for the key application performance indicators of the website, and the alarm will be automatically notified to the operation and maintenance personnel
  B. Add the indicators needed for routine operation and maintenance to the dashboard to grasp the overall situation in real time
  D. Prepare resources in advanceand set elastic scalingGroup, expand in time as resource usage increases

• Question 408:

  What are the advantages of microservices?

  A. Different technology stacks can be used to build services
  B. Lightweight protocol and HTTP protocol can be used to communicate
  C. Flexible architecture
  D. Microservices are silver bullets, suitable for various business scenarios
  A. Different technology stacks can be used to build services
  B. Lightweight protocol and HTTP protocol can be used to communicate
  C. Flexible architecture

• Question 409:

  The microservice engine provides gray-scale publishing between microservices, which supports (E.g., Header). () [Single-choice question] Option Subtotal Proportion

  A. True
  B. False
  A. True

• Question 410:

  What are the main functions of the ESB (Enterprise Service Bus)? (Multiple choices)

  A. Authentication and authorization of service communication
  B. Monitor and route messages between services
  C. Support data conversion and mapping
  D. Message and event query and sequencing
  E. Solve the communication failure between the various service components
  B. Monitor and route messages between services
  C. Support data conversion and mapping
  D. Message and event query and sequencing
  E. Solve the communication failure between the various service components