Huawei H13-821_V3.0 問題集

質問 1：
Kubernetes uses readiness probes to determine whether a container is ready to accept traffic. Which of the following descriptions about readiness probes is wrong?
A. The readiness probe periodically detects the Pod and judges whether the Pod is ready based on the response
B. Only after detecting that the Pod is ready will the Service be allowed to transfer the request to the Pod
C. The function of the readiness probe is similar to that of the survival probe. Generally, configuring one in the cluster can meet the requirements. Only in medium/large-scale environments, they will be used together.
D. The readiness probe supports three detection mechanisms, namely Exec, HTTP GET and TCP Socket
正解：C

質問 2：
An e-commerce company plans to deploy its own e-commerce platform on the cloud, but the e-commerce business has high requirements for computing, network, storage and other configurations, and needs to support large-scale rapid exchange and processing of data, so the monitoring requirements are also Very high, please match the CES indicators of the cloud monitoring service with the monitored content based on the business monitoring requirements.

正解：


質問 3：
A scaling policy can trigger scaling activities, which is a way to adjust the number of instances or bandwidth in a scaling group. The scaling strategy specifies the conditions that need to be met and the operations that need to be performed. When the scaling conditions are met, the system will automatically trigger a scaling activity. Currently, the system supports three scaling strategies: alarm strategy, timing strategy, and period Strategy.
A. False
B. True
正解：B

質問 4：
Which of the following descriptions about the use of the FunctionGraph service is wrong?
A. Support online code editing and uploading JAR packages for code import, and support various types of triggers such as SIIN, APIG and OBS
B. In order to ensure the high reliability of the business, it is necessary to configure a separate business monitoring and operation and maintenance system for it
C. When using FunctionGraph, there is no need to activate or pre-configure computing, storage, network and other services
D. The underlying computing resources are provided and managed by FunctionGraph, including server CPU, memory, network and other resources
正解：B

質問 5：
The application of the microservice architecture in a cloud-based scenario needs to analyze and locate problems through logs. Using traditional log location methods is often time-consuming and laborious. In the following description of the ServiceStage log function of the Huawei Cloud application management and operation and maintenance platform, which is correct? (Multiple choice)
A. You can view application logs in real time on the ServiceStage application operation and maintenance interface without entering the background
B. Log files cannot be exported on the ServiceStage application operation and maintenance interface, and can only be viewed online
C. Use the log retrieval function to quickly query the required logs in the massive logs
D. It can be combined with the source information of the log and the original data of the context to assist in locating the problem
正解：A,C,D

質問 6：
The user installed the host monitoring agent on the elastic cloud server created by using the private image Windows Server 2012 R2 Datacenter 64bit, but in the management console, the plug-in status of the cloud service is still displayed as "not installed". The log shows that there is a large difference between the signature time and the server time. This problem can be solved by changing the NTP Server of the ECS to the address of the Huawei Cloud NTP server.
A. False
B. True
正解：B

質問 7：
An enterprise is mainly engaged in the research and development of biological genes and pharmaceuticals. Due to the rapid expansion of business, the current computing resources are not enough to meet the demand, and the cycle from the procurement of new equipment to the launch of new equipment is long, it plans to migrate part of the intensive computing business to Huawei in the cloud, cloud container instance CCI is used to provide services and reduce costs.
In this scenario, what are the advantages of CCI for the key customer? (Multiple choice)
A. Based on Kata's kernel consideration simulation technology, it provides more comprehensive security protection
B. Second-level resource preparation and flexibility, reducing the consumption of resource processing links in the calculation process
C. There is no need to perceive clusters and servers, which greatly simplifies operation and maintenance work and reduces operation and maintenance costs
D. Provide high-performance computing, network and high 1/0 storage to meet the demands of intensive computing
正解：A,B,C,D

質問 8：
HUAWEI CLOUD MapReduce Service MRS can support massive data analysis of weather data in the environmental protection industry. Please connect the components shown in the figure below with their corresponding functions.

正解：