Quality H13-821_V3.0 PDF Dumps - H13-821_V3.0 Exam Questions
Most UptoDate Huawei H13-821_V3.0 Exam Dumps PDF 2024
NEW QUESTION # 119
A company intends to migrate its architecture to Huawei Cloud, and at the same time purchase related security service products to build security protection. Please match each demand scenario with a suitable product.
Answer:
Explanation:
NEW QUESTION # 120
The data encryption service DE7 can effectively help users manage data security on HUAWEI CLOUD. There are currently three application scenarios as follows, and the following three scenarios can be satisfied in turn. Which is the most recommended product order?
1. Storage service encryption: integrate with OBS, EVS, VBS, IMS and other services to directly create encrypted storage services
2. Application encryption: by calling the API, the upper layer application APP encryption is completed
3. Blast-proof host login: When logging in to the host, bring your own private key for authentication and replace the password login method
- A. Key management KMS, dedicated encryption DHSM, key pair management KPS
- B. Dedicated encryption DHSM, key management KMS, key pair management KPS
- C. Key pair management KPS, key management KMS, exclusive encryption DHSM
- D. Dedicated encrypted DHSM, key management KMS, key management KMS
Answer: A
NEW QUESTION # 121
Under the same specifications, which of the following types of ECS instances has the strongest computing performance?
- A. S7. large. 2
- B. T6. xlarge. 1
- C. C7. 1arge. 2
- D. H3. 8xlarge. 4
Answer: D
NEW QUESTION # 122
The cloud audit service CTS can be used in conjunction with the function workflow service FunctionGraph to jointly provide the key operation notification function, and the notification objects include natural persons and business interfaces. For example, customers can select a certain type of audit log as a trigger (such as file upload) in FunctionGraph to trigger a preset workflow (such as triggering a notification function) to simplify O&M or avoid problems and risks.
- A. True
- B. False
Answer: A
NEW QUESTION # 123
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. There is no need to perceive clusters and servers, which greatly simplifies operation and maintenance work and reduces operation and maintenance costs
- B. Provide high-performance computing, network and high 1/0 storage to meet the demands of intensive computing
- C. Second-level resource preparation and flexibility, reducing the consumption of resource processing links in the calculation process
- D. Based on Kata's kernel consideration simulation technology, it provides more comprehensive security protection
Answer: A,B,C,D
NEW QUESTION # 124
As the overall solution for Huawei Cloud database migration, the database migration tool set is very important.
Which of the following is true about the description of the toolset? (Multiple choice)
- A. Syntax migration, evaluate and convert heterogeneous database syntax
- B. Data verification, real-time verification of log-based incremental data
- C. Data migration: log-based real-time change data capture
- D. Traffic playback: perception of business stability and performance in advance through business simulation?
Answer: A,B,C,D
NEW QUESTION # 125
A company deployed multiple sets of Muermetes environments in the XX data center, and conducted unified monitoring of multiple sets of ubernetes environments through Pometheus (separate device deployment). One day, engineer MR Wang suddenly found that he could not obtain the latest monitoring data of a certain Mubrmetes environment. After inspection, it was confirmed that the business in this environment can be accessed normally, and the business operation is also normal. Which of the following analysis options for the problem is the likely cause?
- A. The Exporters component is abnormal, so the monitoring data cannot be read normally by Prometheus Server
- B. Prometheus global alarm configuration policy error caused
- C. The Alertmaneger component is abnormal, which can be resolved after restarting the service
- D. Prometheus Server is abnormal and cannot receive data normally
Answer: B
NEW QUESTION # 126
In Huawei public cloud, which of the following does not include the ELB scheduling algorithm?
- A. Round Robin Weighting Algorithm
- B. ARP algorithm
- C. Source IP address
- D. Weighted Least Connections
Answer: B
NEW QUESTION # 127
Compared with non-relational databases, relational databases use semi-structured datasets to store data, while non-relational databases use structured tables to store data.
- A. True
- B. False
Answer: B
NEW QUESTION # 128
A customer purchased the auto scaling service. When the customer enabled the scaling policy for the created scaling group, he found that not only one scaling policy could be enabled for the scaling group, but also multiple scaling policies could be enabled. When enabling multiple scaling policies, it is necessary to ensure that the conditions of the multiple scaling policies do not conflict.
- A. True
- B. False
Answer: A
NEW QUESTION # 129
Web Application Firewall (WAF) is an application security protection product provided by Huawei Cloud. Which of the following threats can WAF protect against? (Multiple choice)
- A. Third-party service framework and plug-in vulnerabilities
- B. Host Vulnerabilities
- C. Web Tampering Protection
- D. Streaming attack
Answer: A,B,C
NEW QUESTION # 130
With the development of cloud computing technology, the carrier of computing has gradually developed from the original serverless to virtual machines.
- A. True
- B. False
Answer: B
NEW QUESTION # 131
An Internet company hopes to use VFN technology to establish a communication channel between the traditional data center and Huawei Cloud VPC, so as to manage cloud platform resources and reduce IT operation and maintenance costs. Which of the following statements about VPNs is wrong?
- A. The number of VPN connections has nothing to do with the number of local subnets and remote subnets connected by IP. It is only related to the number of user's local data centers that the user's VPC needs to connect to.
- B. VPN connections can also be created between VPN gateways in the same area
- C. VPN consists of a VPN gateway and a VPN connection, where the VPN gateway provides the public network egress of the virtual private cloud
- D. The relationship between the VPN gateway and the remote gateway is one-to-one or one-to-many
Answer: B
NEW QUESTION # 132
In software engineering, CI/CD usually refers to the combined practice of Continuous Integration (Continuous Integration) and Continuous Delivery (Continuous Delivery) or Continuous Deploy (Continuous Deploy) l, implementing automation in deployments bridges the gap between development and operations teams.
- A. True
- B. False
Answer: A
NEW QUESTION # 133
Kubernetes cluster includes laster node and Node node, and llaster is the control node of the cluster. In order to ensure the high availability of the cluster, multiple Jaster nodes are usually deployed. Which of the following components does an Ilaster node mainly consist of? (Multiple choice)
- A. API Server
- B. Eted
- C. Kubelet
- D. Scheduler
Answer: A,B,D
NEW QUESTION # 134
A company plans to use the Service Mesh architecture as the upgrade target due to the early deployment of the IT environment and long running time, which makes it difficult to adapt to the rapidly changing business environment. Which of the following descriptions of the characteristics of the Service Mesh is wrong?
- A. Responsible for network calls, current limiting, fusing and monitoring between services
- B. Typically used to describe the network of microservices that make up an application and the interactions between applications
- C. It is a set of lightweight network agents deployed together with application services
- D. A service is a service unit that can be deployed independently, scaled horizontally, accessed independently, and fault self-healing
Answer: D
NEW QUESTION # 135
Storage disaster recovery service SDRS is a service that provides disaster recovery for services such as elastic cloud server ECS, cloud hard disk service EVS, and dedicated distributed storage service DSS. There are still many differences between disaster recovery services and backup services in protecting data security. Which description of the comparison between the two is wrong?
- A. In the event of a failure (such as an earthquake, fire), the switching time of the disaster recovery system can be reduced to a few seconds, and the recovery time of the surface backup system may be several hours to dozens of hours
- B. Disaster recovery is mainly for major natural disasters such as fire and land demand, so a certain safety distance must be ensured between the production site and the disaster recovery site; backup is mainly for factors such as human mis-operation, virus infection, and logic errors, and is used for business system data Recovery and data backup are generally performed in the same data center.
- C. The disaster recovery system not only protects the data, but also ensures the continuity of the business, while the data backup system only protects the recoverable versions of data at different points in time
- D. The highest level of disaster recovery can achieve RPO=0, backup can set up to 24 automatic backup strategies at different time points a day, and the data can be restored to different backup points later
Answer: B
NEW QUESTION # 136
A smart park cloud needs to access a large number of video surveillance probes, receive data uploaded by various devices on the cloud device management platform, and remotely monitor the operating status of the devices. To achieve this goal, the most suitable product is IoT data analysis service.
- A. True
- B. False
Answer: B
NEW QUESTION # 137
Which of the following descriptions about APM are correct? (Multiple choice)
- A. On the APM monitoring page, after selecting the host to be monitored, the platform will automatically install Aget and complete the call chain analysis independently
- B. It can collect application service calls, database access and other indicator data to help users fully understand the operation of the application
- C. It is able to monitor all aspects of application calls, visually restore the execution track and status of the business, and assist in the rapid positioning of performance and faults
- D. Support PHP, Java, Python., Go, C# and other runtime languages
Answer: B,C
NEW QUESTION # 138
An Internet company uses Huawei Cloud to deploy its business, uses IPCO1 to deploy its development environment, and uses C2 to deploy its test environment.
Now that the development team wants to connect to the test group network and create a peer-to-peer connection service, which of the following needs to be confirmed before creating a peer-to-peer connection?
- A. Whether the development group and the test group are in the same security group
- B. Whether the development group and the test group have the same ACL forwarding rules
- C. Whether the development group and the test group are in the same region
- D. The development group and the test group must be on the same network segment
Answer: D
NEW QUESTION # 139
Huawei Cloud MapReduce Service MRS builds big data clusters based on containers. It is a service for deploying and managing Hadoop systems on Huawei Cloud. One-click deployment of Hadoop clusters.
- A. True
- B. False
Answer: B
NEW QUESTION # 140
The disk mode of the cloud hard disk service EVS can be divided into SCSI type and () type according to whether it supports advanced SCSI commands.
Answer:
Explanation:
VBD
NEW QUESTION # 141
In order to meet the demands of business agility, an enterprise plans to migrate part of its application systems to the cloud, and is required to provide an overall solution design for the application to the cloud.
Regarding the principles of cloud architecture design, which of the following aspects should an IT architect consider? (Multiple choice)
- A. Capabilities such as retry, isolation, and graceful failure in the business application layer
- B. Latency and Throughput of the System
- C. In order to ensure the migration effect, try to use high specification configuration
- D. The system has no single point, HA cluster, DR disaster recovery (cross-AZ and cross-Region disaster recovery deployment), data backup, standardized operation and maintenance
Answer: A,B,D
NEW QUESTION # 142
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