H13-821_V3.0 Exam Questions

An Internet company has purchased the load balancing service ELB and is going to configure Layer 7 port forwarding rules. Combined with business characteristics, which of the follo...

A customer purchased the Huawei Cloud VPN service. After the configuration was completed, the VPN was always disconnected. Which of the following items will cause the configured VP...

Cloud disk EVS can provide tenants with diversified and persistent storage services. Which of the following descriptions about EvS is correct? (Multiple choice)

Comparing relational databases and non-relational databases, which of the following descriptions are correct? (Multiple choice)

In the Huawei Cloud security protection framework, in addition to using security protection products to ensure the security and operation and maintenance security of the infrastruc...

Situation Awareness SA is a Huawei Cloud security management and situation analysis platform that can detect security risks on the cloud and present the global security attack situ...

Which of the following descriptions about cloud-native key technologies are correct? (Multiple choice)

An enterprise is mainly engaged in the fields of biological genes and drug research and development. Due to the rapid expansion of business, the current computing resources are ins...

Which of the following items are included in the billing items of the function workflow Function Graph? (Multiple choice)

Which of the following descriptions about HUAWEI CLOUD container solutions are correct? (Multiple choice)

Which of the following descriptions about Huawei Cloud Container Instance Service CCI is correct? (Multiple choice)

When using the microservice engine CSE, configuration restrictions are also required. In the following description of CSE permission configuration, which items are correct? (Multip...

In order to quickly build enterprise-level distributed applications on the cloud, HUAWEI CLOUD provides a variety of middleware services. Which of the following middleware services...

Application operation and maintenance management AOM is one of the important services of Huawei's three-dimensional operation and maintenance. Which of the following functions can...

The IoT data analysis service IOTA is based on the IoT asset model and integrates IoT data integration, cleaning, storage, analysis, visualization and other functions. Which of the...

IoT edge service is the application of edge computing in the Internet of Things industry. Which of the following statements about this service is wrong? (Multiple choice)

In the architecture design on the cloud, it is necessary to reasonably select the type and configuration of the product, and manage it through configuration strategies. Which of th...

In order to understand the details of the scaling bandwidth policy, users can view the basic information and execution logs of the scaling bandwidth policy. The policy execution lo...

In the actual production environment, security management on the cloud is often performed by configuring security groups and network ACLs. For security groups and network ACLs, whi...

The exclusive distributed storage service DSS supports custom policies. Which of the following is the correct way to create a custom policy? (Multiple choice)

An Internet company uses the object storage service OBS to store dynamic data. In order to meet audit requirements and maintain data read and write permissions, the operation and m...

Which of the following descriptions about data encryption services are correct? (Multiple choice)

YAML language is a highly readable language used to express data serialization. It is especially suitable for expressing or editing data structures, various configuration files, et...

Open source Kubernetes has weak support for batch computing services, while Huawei Volcano can solve related problems very well. Which of the following statements about Volcano are...

Huawei Cloud Container Instance Service (CCI) can play its advantages in various scenarios. Among the scenarios described below, which scenarios are applicable to CCI? (Multiple ch...

An Internet company needs to frequently perform image processing, video live broadcast/transcoding, real-time data stream processing, etc., and often faces situations that cannot b...

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-c...

The software development platform service DevCloud supports functions such as project management, code hosting, and code inspection. In the following description, which items belon...

HUAWEI CLOUD Application Service Grid ASM is based on the open source Isti of HUAWEI CLOUD. The service grid platform launched is also an important part of the cloud-native C1oud N...

A company newly deployed some applications (JAVA type) on Huawei Cloud. Recently, it was found that the external requests surged and the load frequently changed, which caused perfo...

A customer plans to monitor the Kubernetes environment of a data center through Prometheus+Grafana. Which of the following description of Prometheus is wrong? (Multiple choice)

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 A...

ROMA Service Core provides a collection of public capabilities for industry applications, which can quickly build application solutions and digital systems. Which of the following...

Which of the following operations can improve the security of cloud server accounts? (Multiple choice)

DataArts Studio (formerly DGC), the database governance center, is a one-stop governance and operation platform that provides data lifecycle management and intelligent data managem...

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

Which of the following descriptions about the object storage service OBS is correct? (Multiple choice)

An application development company has multiple branches around the world, and each branch cooperates with each other in development. The code service is deployed at the headquarte...

A customer purchased an elastic cloud server to deploy its business. In order to save costs, it is planned to shut down some servers when the business traffic is low. After shutdow...

Users can adjust the elastic public network IF or shared bandwidth through the flexible bandwidth function of the elastic scaling service. Which of the following policy types are s...

Cloud backup service CBR can provide simple and easy-to-use backup services for cloud servers and cloud hard disks. When events such as virus invasion, human error deletion, softwa...

A large Internet company is planning to deploy a test environment on Huawei Cloud. The operation and maintenance director requires that when purchasing an elastic cloud server, in...

Document database service DDS supports multiple instance types to meet different business scenarios. DDS supports multiple architectures, such as: cluster architecture, single-node...

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 at...

An enterprise deploys new services in HUAWEI CLOUD through the cloud container instance service CCI. The operation and maintenance personnel MR Wang is going to connect the CCI ins...

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...

Which of the following descriptions about SOA architecture and microservice architecture are correct? (Multiple choice)

HUAWEI CLOUD cloud operation and maintenance solution can realize one-stop operation and maintenance of infrastructure layer, application layer and application performance layer, w...

The rapid development of edge computing is mainly driven by which of the following factors? (Multiple choice)

Traditional applications have poor scalability, so availability and concurrency are not high. In which ways can distributed applications be used to solve these problems? (Multiple...