Latest [Aug 31, 2025] H13-821_V3.0-ENU Exam Questions – Valid H13-821_V3.0-ENU Dumps Pdf
H13-821_V3.0-ENU Practice Test Questions Answers Updated 415 Questions
NEW QUESTION # 135
Which of the following descriptions about virtual private cloud VPC and peer-to-peer connections is wrong?
- A. If the CIDR of the VPC has a heavy committee, but the subnets do not overlap, then a peer-to-peer connection can be established between the VPCs
- B. After the peer-to-peer connection is established, it is necessary to add routes to the UPCs at both ends to communicate
- C. Considering the high availability of business, multiple VPC peering connections can be established between VPCs at the same time
- D. When creating a peer-to-peer connection between VPCs, by default a VPC cannot access the public network through the EIP of another VC
Answer: C
NEW QUESTION # 136
The implementation of cloud-native applications is usually based on the micro-service architecture. Which of the following descriptions about the underlying technology of the micro-service architecture is correct? (Multiple choice)
- A. Continuous development and integration can be achieved through the microservice framework Spring Cloud
- B. Agile infrastructure can be realized through unified scheduling of OpenStack resources
- C. Containerized deployment can be realized through Kubernetes container orchestration and scheduling
- D. Non-intrusive service governance can be achieved through Istio
Answer: B,C,D
NEW QUESTION # 137
When a user purchases an elastic cloud server, various virtualization software can be installed on the cloud server. Not only that, it also supports the creation of virtual machines in virtualization software to complete secondary virtualization and multiple virtualizations.
- A. True
- B. False
Answer: B
NEW QUESTION # 138
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 supports three detection mechanisms, namely Exec, HTTP GET and TCP Socket
- B. Only after detecting that the Pod is ready will the Service be allowed to transfer the request to the Pod
- C. The readiness probe periodically detects the Pod and judges whether the Pod is ready based on the response
- D. 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.
Answer: D
NEW QUESTION # 139
During the application release (such as application upgrade/update) period of an enterprise, the application will be temporarily unavailable due to application system upgrades and other reasons, and if a major problem is found after the new version is released, it needs to be repaired and re-released. Bring a lot of inconvenience to the business. The company hopes to carry out a small-scale push before the release, and then conduct a large-scale deployment after confirming that there is no abnormality in use, so as to reduce the impact on the business.
Among the following options, which publishing method is recommended?
- A. Deep Release
- B. ABC released
- C. Canary release
- D. Blue Release
Answer: C
NEW QUESTION # 140
When the core business of an enterprise requires high isolation and security of the operating environment, which of the following cloud services can be selected to provide dedicated physical host resources?
- A. Dedicated host DeH
- B. Cloud Container Engine CCE
- C. Elastic cloud server ECS
- D. Cloud Container Instance CCI
Answer: A
NEW QUESTION # 141
Application operation and maintenance management service AOM is a three-dimensional operation and maintenance service centered on resource data and associated with logs, indicators, resources, alarms, events and other data. Which of the following descriptions about AOM services is wrong?
- A. Realize periodic keyword statistics by creating log statistics rules, and generate indicator teaching data
- B. When the host accesses the AOM, the ICAgent software must be installed first. If the operating system does not support ICAgent, it cannot be supervised through the AOM
- C. Provide basic operation and maintenance services such as alarms, logs, monitoring, and indicators, as well as AI services such as normal detection and analysis
- D. Through AOM, you can keep abreast of application resource usage, trends, alarms and other information, and monitor the health status of applications and related cloud resources in real time
Answer: B
NEW QUESTION # 142
The elastic public network IP can be flexibly bound and unbound with resources such as elastic cloud servers, bare metal servers, elastic load balancing, and NAT gateways. It has a variety of flexible billing methods to meet the needs of various business scenarios.
But there are also many constraints and restrictions. Which of the following descriptions about constraints and restrictions is wrong?
- A. Only unbound EIPs can be bound
- B. Only unbound EIP addresses can be released. Bound EIP addresses need to be unbound before they can be released.
- C. After the elastic public network IP is released, if it is used by other users, you can submit a work order to apply for retrieval
- D. An elastic public IP can only be bound to one cloud resource, and the elastic public IP and cloud resources must be in the same region
Answer: C
NEW QUESTION # 143
Mirror services are divided into public mirrors, private mirrors, shared mirrors and market mirrors.
What kind of image can a user create to share with other users?
- A. Market mirroring
- B. Public Mirror
- C. Shared image
- D. Private image
Answer: D
NEW QUESTION # 144
Service Mesh is a specialized infrastructure layer that handles service communication. Its responsibility is to perform reliable request transmission under the complex topology of cloud-native applications. In practice, it is a set of lightweight network proxies deployed together with application services, transparent to application services.
- A. True
- B. False
Answer: A
NEW QUESTION # 145
An e-commerce website plans to carry out large-scale discount activities during the company's anniversary. In order not to affect the user experience during the peak period, the operation and maintenance director hopes to use the elastic scaling service to dynamically adjust the cloud server resources according to the number of user visits.
Which of the following is the correct configuration sequence for auto scaling services?
- A. 1. Create an auto scaling group, 2. Create a scaling configuration, 3. Add a scaling policy, 4. Set scaling policy parameters
- B. 1. Create scaling configuration, 2. Set scaling policy parameters, 3. Create scaling group, 4. Add scaling policy
- C. 1. Create an auto scaling group, 2. Add a scaling policy, 3. Create a scaling configuration, 4. Set scaling policy parameters
- D. 1. Create scaling configuration, 2. Create scaling group, 3. Add scaling policy, 4. Set scaling policy parameters
Answer: D
NEW QUESTION # 146
When there are many container instances running in Kubernetes, in order to facilitate management, Kubernetes provides a Label (label) mechanism to classify resources. Which of the following descriptions about Label are correct? (Multiple choice)
- A. The principle is to mark resources during resource allocation through Name space
- B. Various resources can be marked by Label
- C. The specific form of Label is a key-value tag pair
- D. It can be set when creating resources, or added later
Answer: B,C,D
NEW QUESTION # 147
HUAWEI CLOUD is the main body responsible for the architecture on the enterprise cloud. When a customer deploys business on HUAWEI CLOUD, HUAWEI CLOUD not only needs to be responsible for the security of the cloud service itself, but also needs to ensure the security of the internal applications of various cloud services used by the customer.
- A. True
- B. False
Answer: B
NEW QUESTION # 148
In the application software architecture, the classic three-tier architecture consists of the user interface layer (Userlinterfacelayer), business logic layer (Businesslogiclayer) and data access layer (DataAccesslayer) from top to bottom. The data access layer is also called the domain layer, which is responsible for the processing of system business logic, and is also called the Service layer.
- A. True
- B. False
Answer: B
NEW QUESTION # 149
The instance types provided by ApsaraDB for MySQL not only support stand-alone and active/standby, but also support MHA (Master High Availability) high availability.
- A. True
- B. False
Answer: B
NEW QUESTION # 150
When a user uses the Huawei Cloud SMS service to migrate a window host with 300GB of data, in theory, it takes about 15 hours to complete the migration when the source bandwidth is 100Mbit/s.
- A. True
- B. False
Answer: B
NEW QUESTION # 151
Please sort the following typical use process of Docker according to the correct operation process.
1. Docker pulls the mirror from the mirror warehouse
2. Develop applications and make mirror images on the development environment machine
3. Run the container based on the image
4. Check whether the status of the container is normal
5. Upload the created mirror from the local to the mirror warehouse
- A. 5-3-2-1-4
- B. 1-5-2-3-4
- C. 2-5-1-3-4
- D. 1-2-3-4-5
Answer: C
NEW QUESTION # 152
The expansion directions in the AKF expansion cube and their corresponding concerns are: the X-axis expansion focuses on the division of responsibilities in the application, such as data types, and the division of transaction execution types, the Y-axis expansion focuses on vertical data and service cloning, that is, "Add machines to solve problems", Z-axis expansion focuses on service and data prioritization, such as sub-regional division.
- A. True
- B. False
Answer: B
NEW QUESTION # 153
The Huawei Cloud Application Performance Management APM service is a cloud service that monitors and manages cloud application performance and faults in real time. It can provide professional distributed application performance analysis capabilities. The Agent collects multiple indicators such as application data and basic resource data through intrusion. Help operation and maintenance personnel to quickly solve problems such as problem location and performance bottlenecks in applications under distributed architecture.
- A. True
- B. False
Answer: B
NEW QUESTION # 154
Please match the following operation steps for creating a cloud container instance CCI in the correct order.
Answer:
Explanation:
NEW QUESTION # 155
Cloud container engine service CCE provides highly scalable and high-performance enterprise-level Kubernetes clusters and supports running Docker containers. With the help of cloud container engine, users can easily deploy, manage, and expand containerized applications on the cloud.
- A. True
- B. False
Answer: A
NEW QUESTION # 156
An enterprise has deployed a web application offline, and now plans to migrate the web application, its adapted middleware, and additional disk data to Huawei Cloud.
Which of the following descriptions about the application migration operation is most appropriate?
- A. According to the customer's actual scenario, if the customer's application configuration is complex and the data volume is small, it is recommended to adopt the overall host migration plan. If the application configuration is simple, you can choose to redeploy.
- B. Migration is not recommended for web applications with incremental data
- C. Web user migration is not difficult, and it is recommended to perform host migration directly
- D. Web class usually has complicated network configuration, and it is not recommended to migrate
Answer: A
NEW QUESTION # 157
The working node in the cloud container engine service CCE is the basic element of the container cluster. The node depends on the business. It can be a virtual machine or a physical machine: each node contains the basic components required to run the Pod, including Kubelet, Kube-proxy, Container Runtime, etc., in the cloud container engine CCE, high-performance elastic cloud server ECS or bare metal server BNS is mainly used as nodes to build a highly available Kubernetes cluster.
- A. True
- B. False
Answer: A
NEW QUESTION # 158
Which of the following statements about situational awareness and services are correct? (Multiple choice)
- A. For the detected security threats, generate and deliver security policies in one key, and form a security linkage with security defense products. Access to Huawei Cloud
- B. Deploy flow probes and intrusion detection systems to collect network traffic, and at the same time collect logs from security devices such as DDoS, Web firewalls, and host security to the security threat analysis platform
- C. Establish different threat models and conduct learning analysis through big data to identify major security threats
- D. Possess core system operation and maintenance and security audit control functions, meet security compliance review requirements, and provide users with a safe and unified operation and maintenance management platform
Answer: A,B,C
NEW QUESTION # 159
In the Docker environment, Cgroupi is usually responsible for encapsulating kernel resources, so that each container has an independent resource, so that different processes will not interfere with each other when using the same resource in their respective spaces.
- A. True
- B. False
Answer: B
NEW QUESTION # 160
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By passing the Huawei H13-821_V3.0 exam, IT professionals can demonstrate their proficiency in cloud computing and enhance their career opportunities. HCIP-Cloud Service Solutions Architect V3.0 certification is recognized globally and can help IT professionals gain a competitive edge in the job market by demonstrating their expertise in the latest cloud computing technologies.
Huawei H13-821_V3.0 certification exam is a computer-based exam that can be taken at authorized testing centers worldwide. H13-821_V3.0-ENU exam consists of multiple-choice questions and is timed, with a total time of three hours. The passing score for the Huawei H13-821_V3.0 certification exam is 600 out of 1000 points.
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