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Huawei H13-831_V.20 - HCIE-Cloud Service Solutions Architect (Written) V2.0

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Page: 6 / 15
Total 499 questions

A data center user migrates resources to the cloud and L2CG is required to achieve consistent online and offline networking and unchanged subnets

Open up the Layer 2 network.

A.

TRUE

B.

FALSE

Virtual Private Network Service VPN is used to establish a secure and encrypted public network communication tunnel between remote users and the virtual private cloud When creating a VPN gateway, you need to create an EIP as the gateway IP of the VPN.

A.

TRUE

B.

FALSE

If you use the HUAWEI CLOUD text recognition OCR service to recognize the front and back of an ID card. you need to call the ID^ interface one of the following times: Item? (Single).

A.

2

B.

4

C.

3

D.

1

When you use OCR on HUAWEI CLOUD you must use an image stored by HUAWEI CLOUD that is, you must upload the image to OBS and use the image URL provided by OBS

A.

True

B.

False

If a user uses HUAWEI CLOUD OMS to migrate object storage, if a migration object with the same name as the source instance exists, which of the following occurs? What scenarios will data overwrite occur? Multiple selection

A.

The encryption status of the source/destination object is not caused by

B.

The size of the source/destination object is not

C.

The same MD5 value exists in the metadata of the source/destination side

D.

The last modification time of the destination object is later than the last modification time of the source object

The following description of the namespace, which one is wrong? (Single).

A.

Kubernetes The cluster has three by default Namespace: kube-system、kube-node and kube-public

B.

Kubernetes provides namespaces to organize and divide resources, and use multiple namespaces to divide systems containing many components into different groups

C.

When there are many users in the team or project, you can consider using namespaces to divide user resources

D.

Namespace can only be organized into divisions, and for running objects, it cannot do the real isolation

Most domestic enterprises prefer microservice architecture at the current stage of cloud architecture selection for enterprise applications, which of the following items are the advantages of microservice architecture? Multiple selection

A.

Independent incubation mode

B.

Open source architecture, multi-source technology

C.

Service module with clear boundaries

D.

D. Ecological closed source, system stability

A company has—A cloud business system, which is included in the system Web Terminal, application, database, storage, and other resources. Business operations After a period of time, the system needs to be periodically optimized for stability, and which of the following strategies is not appropriate for O&M personnel of? Radio

A.

O&M personnel can divide hosts from business modules and set ECS security groups according to different modules. Leverage cloud funding Source anti-affinity reduces the failure rate

B.

O&M personnel sort out the secondary business architecture, troubleshoot and deal with the bottlenecks of the business architecture, and change the primary/standby or cluster of single point modules existing in the service to improve business stability

C.

O&M personnel analyzed the fault report in the past three months and found that some banner indicators were unreasonable, combined with HUAWEI CLOUD monitoring best practicesAdjust the monitoring threshold

D.

O&M personnel monitor to the cloud platformIf the source is sufficient, the capacity needs to be expanded and directly increased after the business system runs stably, without paying attention to the capacity problem

HUAWEI CLOUD MAPReduce service mrs deploys and hosts a Hadoop cluster on the cloud H adoop The cluster includes components such as HDFS, MapReduce, and Yarn. What is correct for the following description of Hadoop HDFS? Multiple selection

A.

It has the characteristics of high throughput and scalability

B.

B. Clusters can be built based on a large number of cheap hardware

C.

At f moment, only the f caller can perform write operations

D.

D. Data writing is random write, and the writing efficiency is high

When analyzing and obtaining performance indicators based on stress testing, customers usually set the threshold of basic resource performance monitoring data, of which the maximum threshold of CPU usage load <85%, and the maximum threshold of memory usage load <85 %, I/O read and write utilization is < 80% of the country.

A.

TRUE

B.

FALSE