H13-821_V3.0 Exam Questions

High-performance computing, big data and other services provide excellent computing performance and data security. Among the following features about bare metal servers, which ones...

A video provider company has already run all its business systems on Huawei Cloud, gaining a better market advantage in the fierce competition. In order to progress and expand thei...

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...

Which of the following scenarios does the Huawei Cloud Database Discovery Service DLI apply to? (Multiple choice)

Huawei Cloud MapReduce service MRS provides real-time distributed computing cabinets to analyze and calculate massive real-time data streams. In the elevator networking industry, s...

A customer uses the URL authentication method to prevent the customer's business from being efeabcdefaac7d15edfc6ec8aeffee2cb After the CDN server receives the request, which of th...

Which of the following descriptions about the security measures of Huawei Cloud Data Replication Service DRS are correct? (Multiple choice)

Which of the following descriptions about the typical cloud computing three-tier architecture is correct? (Multiple choice)

A customer of a game company needs to build a real-time leaderboard, use Pub/Sub to realize an instant chat room, deploy a dynamic server to update the "circle of friends" publishe...

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...

Which of the following descriptions about the disaster recovery solution in two places and three centers is correct? (Multiple choice)

Which of the following descriptions about basic objects in Kubernetes are correct?

As the number of urban vehicles increases year by year, the problem of parking difficulties is becoming more and more real. Especially for commercial complexes in cities and touris...

Huawei Cloud host migration service SMS has the characteristics of smooth migration, efficient transmission, good compatibility, and high security. Regarding the compatibility of S...

An e-commerce platform held a large-scale promotional event, and the number of visits to the business increased rapidly in a short period of time, which only lasted for a few hours...

Among the following descriptions about the difference between cloud hard disk backup and snapshot, which ones are correct? (Multiple choice)

A user deploys his core business in the local data center, and deploys the edge business on the cloud. Now due to business needs, it is necessary to interconnect the data center wi...

A user wants to achieve cross-regional communication between VPCs. Which of the following services can help the user achieve the goal? (Multiple choice)

The cloud monitoring service CES provides users with a three-dimensional monitoring platform for resources such as cloud servers and bandwidth. Which of the following services can...

Which of the following descriptions about elastic file services are correct? (Multiple choice)

In the following description of the ServiceStage function, which items are correct? (Multiple choice)

An enterprise plans to use HUAWEI CLOUD FunctionGraph to cooperate with other cloud services to build cloud-native web applications to improve business automation. In the following...

The IoT edge service loT Edge is the application of edge computing in the Internet of Things industry. Which of the following descriptions about the characteristics of loT Edge are...

Kata containers can provide a more secure operating environment than traditional containers. Which of the following descriptions about Kta are correct? (Multiple choice)

The live migration function of the data replication service supports multiple network migration methods. Which of the following are the network migration methods supported by the l...

An e-commerce user wants to reduce operation and maintenance costs and realize operation and maintenance automation. At the same time, the resources used on the cloud can be regula...

Which of the following network types are mainly included in the cluster network of Huawei Cloud Container Engine CCE? (Multiple choice)

The software development platform DevCloud is a one-stop cloud DevSecOps platform for developers. What functions/services does this platform mainly consist of? (Multiple choice)

Service Mesh is a specialized infrastructure layer that handles service communication. In the following description of Service Mesh, which items are correct? (Multiple choice)

Which of the following descriptions about APM are correct? (Multiple choice)

An e-commerce user wants to optimize the purchased elastic cloud server to meet the cost- saving needs of the enterprise. Which of the following statements about optimization metho...

Database and application migration UGO's source library portrait function is trained with the key indicators of the database as the characteristics, abstracting the whole picture o...

Data encryption service is a comprehensive data encryption service on the cloud. Users can manage the stored data confidentially through the key encryption mechanism. The data encr...

The web application firewall is a security service that guarantees web applications. Which of the following types of web attacks can be blocked for websites? (Multiple choice)

Scalability is a design index for the computing and processing capabilities of software systems. Highly scalable systems can often increase the processing capabilities of the entir...

With the continuous evolution of IT architecture, business cloudification is a major trend, and at the same time, business cloudification has also brought changes to operation and...

Which of the following descriptions about EVS is correct? (Multiple choice)

The software development platform DevCloud can complete the complete process from requirement distribution to code submission and construction, testing and verification, deployment...

What are the advantages of Huawei cloud database RDS compared with self-purchased servers to build databases? (Multiple choice)

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 node...

Which of the following descriptions about the applicable scenarios of the Huawei container high- performance batch computing solution are correct? (Multiple choice)

Which of the following is correct about the functional characteristics of the Web Application Firewall TF? (Multiple choice)

Recently, the website of a certain enterprise suffered from a malicious network attack. In order to protect the safe operation of the business, the enterprise decided to purchase c...

An e-commerce customer's business system is deployed on Huawei Cloud. In order to meet the needs of multiple cloud servers to share files, the operation and maintenance personnel p...

The cloud database RDS for NySQL has made a lot of optimizations in the kernel. In the following description of the optimized content, which items are correct? (Multiple choice)

An individual user uses HUAWEI CLOUD to deploy a personal blogging platform to record and share his or her work experience, and wishes to store personal data separately. Considerin...

Huawei Cloud provides high-performance middleware services to solve the problems caused by traditional enterprise middleware. Which of the following are the benefits of cloud middl...

Which of the following descriptions about storage disaster recovery service SDRS is correct? (Multiple choice)

Which of the following descriptions about the main usage scenarios of relational database (YySOL), document database (agDB), cache database (Redis) and wide-column database (Cassan...

After configuring the peer-to-peer connection, the cloud operation and maintenance engineer of a company found that the two VPCs still cannot be accessed normally. Which of the fol...