Huawei H13-821 Online Practice Questions and Exam Preparation

Huawei H13-821 Online Questions & Answers

• Question 361:

  Huawei Cloud Container has the advantages of fast startup speed, small resource occupation, and high operating efficiency. It quickly expands capacity and calmly responds to sudden large traffic shocks, which fundamentally avoids "official announcement" downtime.

  A. Right
  B. right
  A. Right

• Question 362:

  Although a software developer specializing in small and micro financial systems has a large number of users, since the current operating model is mainly selling licenses, it is necessary to allocate corresponding operation and maintenance personnel to customers scattered throughout the country. This causes a lot of waste in operation and maintenance costs. What kind of solution can the company use to change this business model?

  A. Transform software architecture with cloud middleware to improve efficiency
  B. Software SaaS is correct
  C. Applying microservices solutions
  D. Computing platforms using Serverless functions
  B. Software SaaS is correct

• Question 363:

  Which of the following features of 1inux does the resource isolation of SELinux docoker use?

  A. group
  B. aufs
  C. namespace
  C. namespace

• Question 364:

  A game platform faces two major challenges: On the one hand, the platform utilization rate is lower than the peak load of daily business.

  30% (that is, the utilization rate is less than 10% in half of the time), resulting in a huge waste of resources; on the other hand, the current manual upgrade method is inefficient, and the average upgrade process takes more than two hours. In this case, which solution can Huawei Cloud PaaS be used for?

  A. Application zero transformation on cloud solution
  B. Application switching cloud middleware solution
  C. Application containerization solution
  D. Apply Saasization
  C. Application containerization solution

• Question 365:

  In a kubernetes cluster, which of the following service types are accessible from the outside? ()

  A. nodePort
  B. loadBalancer
  C. clusterIP
  D. namespace
  A. nodePort
  B. loadBalancer

• Question 366:

  Compared with the traditional monolithic architecture, the microservice architecture can solve which of the following problems? (Multiple choices) A. Poor scalability

  B. Long lead times
  C. Long time for newcomers
  D. Poor code quality
  E. High application maintenance costs
  B. Long lead times
  C. Long time for newcomers
  D. Poor code quality

• Question 367:

  Which of the following are the key features of DDM services? (Multiple choices)

  A. Services are not interrupted, and horizontal splitting and smooth capacity expansion are automatically completed.
  B. Affordable PB
  C. Level of data volume, millions of levels of concurrency, ten times the database connection of a single machine. High cluster availability
  D. Automatic fault recovery in seconds Compatible with MySQL protocol
  E. Compatible with Oracle protocol.
  A. Services are not interrupted, and horizontal splitting and smooth capacity expansion are automatically completed.
  B. Affordable PB
  C. Level of data volume, millions of levels of concurrency, ten times the database connection of a single machine. High cluster availability
  D. Automatic fault recovery in seconds Compatible with MySQL protocol

• Question 368:

  in a kubernetes cluster. Which of the following service types are accessible from the outside? () [Multiple choice questions]

  A. deport
  B. load balancer
  C. clouserIP
  D. namespace
  B. load balancer

• Question 369:

  Using cloud service middleware to transform applications requires a lot of code changes, and the cost of transformation is very high.

  A. True
  B. False
  B. False

• Question 370:

  On the Huawei cloud application operation and maintenance topology map, different colors represent the health of the instance. The colors are determined by the Apdex value. The closer the Apdex value is to 1, the healthier the application

  is.

  If an application instance is not called by another application. Then its color is () [multiple choice questions]

  A. green
  B. Gray
  C. yellow
  D. red
  B. Gray