New 2024 H13-821_V3.0-ENU Dumps for HCIP-Cloud Service Solutions Architect Certified Exam Questions and Answer
Realistic Verified H13-821_V3.0-ENU exam dumps Q&As - H13-821_V3.0-ENU Free Update
Huawei H13-821_V3.0 (HCIP-Cloud Service Solutions Architect V3.0) Certification Exam is a professional certification program that is designed to test the skills and knowledge of professionals in the field of cloud service solutions architecture. H13-821_V3.0-ENU exam covers a wide range of topics and requires candidates to have a solid understanding of cloud service solutions architecture principles and practices. H13-821_V3.0-ENU exam is an advanced level certification program and is designed to test the candidate’s ability to design, implement, and manage cloud service solutions architecture based on Huawei’s cloud technologies.
NEW QUESTION # 194
When an attacker uses multiple compromised computers on the network as attack machines to launch a DDoS attack on a specific target, it is called a distributed denial-of-service attack (DDoS).
Which of the following options are common DDoS attacks? (Multiple choice)
- A. Network Layer Attacks
- B. Transport Layer Attacks
- C. Data Link Layer Attacks
- D. Presentation Layer Attacks
Answer: A,B,C
NEW QUESTION # 195
Which of the following descriptions about cloud-native key technologies are correct? (Multiple choice)
- A. Immutable infrastructure: Once deployed, hardware devices such as servers cannot be modified or adjusted
- B. Declarative API: declare the operations to be performed by the system through configuration files
- C. Microservices: A single application is composed of many smaller components or services that are loosely coupled and independently deployable
- D. Service Mesh: Usually used to describe the network of microservices that make up an application and the interactions between applications
Answer: A,B,C,D
NEW QUESTION # 196
The Ingress in the Kubernetes object can provide the URL for external access to the cluster, load balancing, etc. for the Service. Ingress does not expose any port or protocol. If users need to expose services other than HTTP to the Internet, they usually use ClusterIP or NodePort type of Service.
- A. False
- B. True
Answer: B
NEW QUESTION # 197
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 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.
- B. The readiness probe supports three detection mechanisms, namely Exec, HTTP GET and TCP Socket
- C. The readiness probe periodically detects the Pod and judges whether the Pod is ready based on the response
- D. Only after detecting that the Pod is ready will the Service be allowed to transfer the request to the Pod
Answer: A
NEW QUESTION # 198
The Docker image contains the packaged application and the environment it depends on (such as CPU, memory and other resources), it contains the file system and other metadata available to the application, such as the executable file path when the image is running, etc., so compared with virtualization technology, it has higher security.
- A. False
- B. True
Answer: A
NEW QUESTION # 199
The cloud container engine CCE service implements cloud storage service access capabilities based on the Kubernetes community container storage interface (CSI, Container Storage Interface). Through this interface, storage services can be provided for the container orchestration engine. The supported container storage types include: local Disk storage, cloud storage volume, file storage volume, object storage volume, file storage volume, snapshot and backup.
- A. False
- B. True
Answer: A
NEW QUESTION # 200
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. Blue Release
- C. ABC released
- D. Canary release
Answer: D
NEW QUESTION # 201
Huawei cloud application performance management APM can monitor and manage cloud application performance and fault cloud services in real time. In the following description about APM, which items are wrong? (Multiple choice)
- A. APM service can support JAVA, C/C++, Go, Python, HTML and other development environments
- B. Visually display the application status and call process through topology diagrams, call chains, and transaction analysis, which can help users quickly locate problems and improve business disaster recovery capabilities
- C. After finding the performance bottleneck through APM, it is necessary to cooperate with the application operation and maintenance management AOM service to analyze the problem, and support real-time export of performance analysis reports through AOM
- D. It can help operation and maintenance personnel to quickly solve problems such as problem location and performance bottlenecks in applications under distributed architecture
Answer: A,B
NEW QUESTION # 202
Data Warehouse Service DWS is composed of many logical nodes with various system resources such as CPU, memory and storage that are not shared. It has a large-scale parallel processing engine. It is based on which of the following architectures
- A. ShareMemory architecture
- B. Shared Everthting architecture
- C. SharedNothing Architecture
- D. ShareDisk Architecture
Answer: C
NEW QUESTION # 203
An insurance company plans to migrate the business of the local data center to Huawei Cloud, and adopt the cross-AZ active-standby disaster recovery solution for business deployment. Virtual machine layer for disaster recovery planning
- A. False
- B. True
Answer: A
NEW QUESTION # 204
A customer uses the URL authentication method to prevent the customer's business from being hotlinked, and requests the URL: http://www.test.com/Filenamey-efeabcdefaac7d15edfc6ec8aeffee2cb After the CDN server receives the request, which of the following checks will be performed? (Multiple choice)
- A. Encrypted string verification. After the time verification is passed, a string is constructed in the form of sstring. Then use the md5 algorithm to calculate the HashValue, and compare it with the md5hash brought in the user request. If the results are consistent, the authentication is considered successful and the file is returned, otherwise the authentication fails and an HTTP 403 error is returned
- B. Referer verification: the value of the referer field carried in the request URL is empty, and the CDN node returns an HTTP 403 error
- C. Time verification: judge whether the current time of the system is within the interval. If it exceeds this range, it will be considered expired and an HTTP 403 error will be returned
- D. Authentication parameters: Whether to carry authentication parameters. If no authentication parameters are carried, the request is considered illegal and an HTTP 403 error is returned
Answer: A,C,D
NEW QUESTION # 205
After an Internet company uses the microservice framework to develop a project, it plans to release it online. It currently plans to use grayscale release. Which of the following description about grayscale release is wrong?
- A. If there is a problem with the release, you can roll back to the test version at any time
- B. During the release process, the application needs a short high line
- C. In the early stage, only a small number of users can receive the grayscale release version
- D. Component instances that have been published in friendship can still be restored to the state before grayscale release
Answer: B
NEW QUESTION # 206
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. False
- B. True
Answer: A
NEW QUESTION # 207
RPO is the data recovery point objective, which mainly refers to the amount of data loss that the business system can tolerate. RO is the recovery time objective, which mainly refers to the longest time that the business can be out of service. The highest level of disaster recovery can achieve RPO=0.
- A. False
- B. True
Answer: B
NEW QUESTION # 208
Which of the following items are typical application scenarios for AS elastic scaling services? (Multiple choice)
- A. Live Video Sites
- B. Image processing
- C. E-commerce platform
- D. Company home page
Answer: A,C
NEW QUESTION # 209
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.
Answer:
Explanation:
NEW QUESTION # 210
User A and user B respectively create their own virtual private clouds in the first district of Shanghai. Due to business requirements, it is necessary to connect the two virtual private clouds for communication.
Which of the following descriptions is correct when creating a peer-to-peer connection?
- A. The local account needs to accept the request to establish a peer-to-peer connection
- B. The peer-to-peer connection will be successfully established without the consent of the requesting party
- C. The peer-to-peer connection will be established successfully without the consent of the recipient
- D. The peer account needs to accept the request to establish a peer-to-peer connection
Answer: D
NEW QUESTION # 211
Customers need to understand the instance life cycle before using an elastic cloud server. The life cycle refers to the various states that an ECS goes through from creation to execution (or release).
Which of the following descriptions about the status and description of the instance is wrong?
- A. Fault: The ECS instance is in an abnormal state. Instances in this state can still provide services to the outside world, and there is no need to contact the administrator for processing
- B. Shutdown: The ECS instance is stopped normally. Instances in this state cannot provide services externally
- C. Running: The ECS instance is running normally. Instances in this state can run business
- D. Creating: After the ECS instance is created, the status before the ECS becomes running
Answer: A
NEW QUESTION # 212
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The Huawei H13-821_V3.0-ENU exam covers a wide range of topics related to cloud service solutions, including cloud computing architecture, virtualization, storage, network technologies, security, and management. H13-821_V3.0-ENU exam also includes hands-on lab exercises that allow candidates to demonstrate their skills in designing and deploying cloud service solutions using Huawei's technologies.
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