Question 1

An enterprise customer needs to deploy a new service on the cloud due to business expansion. The system deployed this time does not have high requirements for the continuity of the web side and application applications, and can be recovered half an hour after the failure. The system has high data security requirements and requires a data loss tolerance of less than 30 seconds. As an operations implementer for the company, which of the following methods should you deploy? Multiple selection

Options :

A :

The amount of new service access is not large, according to the service access, the WEB side and application can be deployed on a single machine, and the new cloud host can be re-applied to resume business after the failure

B :

Data backup is required for new service data security considerations. WEB TERMINALS AND APPLICATIONS CAN BE BACKED UP BY HOST BACKUP OR IMAGE PACKAGING. The database is backed up at the same time as a highly available deployment

C :

With the needs of business development, business needs to expand. THE WEB SIDE AND THE APPLICATION ARE SCALED HORIZONTALLY, AND THE DATABASE IS VERTICALLY EXPANDED

D :

Business systems have high requirements for databases, and primary/standby instances can be deployed from the perspective of high availability to ensure data reliability

Answer: B,C,D

Question 2

K8S occupies a dominant position in the container orchestration market, and more and more enterprises adopt K8S clusters as the operating environment of services, and cluster security has received more attention, such as image scanning of used container images, running business containers in privileged mode, and enabling role-based access control for K8S clusters (RBAC) and other behaviors are security risks.

Options :

A : TRUE

B : FALSE

Answer: A

Question 3

The e-commerce platform of an e-commerce company is built based on microservices, but its logistics information is provided by a third-party company, so the e-commerce platform needs to integrate with the third-party logistics system to obtain logistics information, for the communication methods of these two systems, there are two kinds of synchronous communication and asynchronous communication, and the recommended communication method for this scenario is (). (fill in the blank).

Options :

A : Asynchronous communication

Answer: A

Question 4

An online education platform deploys applications to the HUAWEI CLOUDSSER VICESTAGE PLATFORM FOR APPLICATION LIFECYCLE MANAGEMENT. In the process of use, it is found that there is a large delay, and the operation and maintenance engineer uses the distributed call chain analysis tool to analyze it, and the core of this method is to monitor through the following explicit resources Single selection

Options :

A : Cluster

B : M5 out of facilities

C : Host

D : Instance

Answer: D

Question 5

When using the call chain tracing feature in APM, you can automatically drill down to the failed microservice instance by clicking the fault node, or you can associate it with the failed call chain and call stack to view the input parameters and return values of the failed function. Judgment

Options :

A : correct

B : False

Answer: A

Higher Test Marks with Free Online H13-831_V2.0 Exam Practice

Buying Options: