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H13-831_V2.0
HCIE-Cloud Service Solutions Architect (Written) V2.0 Questions and Answers

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Questions # 1:

To detect, identify, analyze, etc. multi-targets of people, vehicles, objects, and behaviors in the video, which function in the video analysis service VAS need to be used? (Single).

Options:

shan OCR

Video search VS

Video review VCM

Video content analysis VCR

Answer

Questions # 2:

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.

Options:

TRUE

FALSE

Answer

Questions # 3:

The cloud-native data lake solution in HUAWEI CLOUD MapReduce provides a leading architecture for separating storage and computing for unstructured data scenarios such as massive government images and videos. Use OBS on the cloud to replace MRS local storage as a big data store. The following description of the OBS service in this solution, which one is wrong? Single selection

Options:

Replace the EC algorithm with three copies to reduce the unit capacity cost

Provide standard storage, low-access storage, and archive storage in three categories

Technology needs to be expanded separately

Distributed architecture, horizontally scalable

Answer

Questions # 4:

If you configure an ECS host in a HUAWEI CLOUD VPC subnet and want hosts in other subnets in the same VPC to use it as a NAT proxy, but the configuration does not meet the requirements. Which is the most likely cause in the following description?

(single).

Options:

The NAT proxy host is not bound to the network interface of the subnet

The source/destination IP address check switch of the ECS host is not enabled C. and the network interface of the other host is not bound to the NAT proxy subnet

The EIP is not bound to all ECS hosts

Answer

Questions # 5:

Which of the following items belongs to the optimization idea of high concurrency business? (Single selection)

Options:

Network access: The content accessed by the user is concentrated on a single node.

Database: Use active/standby synchronization of the database cluster to select appropriate database products in different scenarios.

Data access: cache duplicate queries and forward requests to backend data clusters.

Business logic: a cluster with dynamic and elastic expansion of services, and parallel synchronization capabilities for different services, protecting the availability of the system under extreme conditions.

Answer

Questions # 6:

The following description of DCKER, WHICH ONE IS WRONG? The performance loss of radio

Options:

Docker containers is relatively low compared to virtual machines

The cker container is essentially an F process

Docker containers do not need to depend on the Linux kernel to run

Docker container is the f running instance of its image

Answer

Questions # 7:

A customer purchases both HUAWEI CLOUD and a third-party cloud ECS、EIP、VPC and other cloud service resources, Deploy its e-commerce network As an expert in HUAWEI CLOUD O&M, you need to comprehensively monitor your business operation resources We recommend that you activate HUAWEI CLOUD Application O&M Management serve AOM, Customer use AOM Which of the following features can be implemented? Multiple selection

Options:

You can use AOM to monitor ECS instances on HUAWEI CLOUD and other cloud service providers

Customers can use AOM to monitor cloud hosts and docker containers, and also achieve depth of storage and networking

Customers use AOM services to collect metrics, logs and application performance data through ICAGENT Agent must be manual Install to the host

Customers use AOM, which can be collected by installing ICA GENT to the host, or can be provided through AOM of OpenAPI interface or Exporter interface, business indicators as custom indicators, connected to AOM

Answer

A, B, C, D

Questions # 8:

For a critical application, the customer requires the deployment of a fault-tolerant architecture that can achieve RTO=0. Plan to choose C6 2xlarge. 4 types of elastic ECSs, it is estimated that at least 6 ECSs are required for this service. From an architect's point of view, which of the following architectures can meet the above requirements and provide the best overall capabilities? Single selection

Options:

Deploy 6 servers in each of the three zones, and use auto scaling to ensure that nodes can be replaced after damage

Deploy three servers in each of the two zones and use auto scaling to ensure that nodes can be replaced after they are damaged

Deploy 6 servers in each of the two zones and use auto scaling to ensure that nodes can be replaced after damage

Deploy three servers in each of the three zones and use auto scaling to ensure that the can be replaced after the node is damaged

Answer

Questions # 9:

If you use Log Service for LTS on HUAWEI CLOUD you should use the log group as the basic operation unit when you need to dump logs for OBS.

Options:

TRUE

FALSE

Answer

Questions # 10:

A department's service data query system is already running on HUAWEI CLOUD but the delay rate of user feedback query response is high, which affects the user experience. As a cloud service architect, what of the following actions should you take to address this issue? Multiple selection

Options:

The best solution for a particular system will vary depending on the workload type, using data to optimize the choice of resource type and configuration options

Set performance metrics and monitoring metrics to capture key performance indicators, and use visualization technology to identify performance problems, hot spots, and low usage rates in waiting status

Cc. Use messaging middleware to put frequently accessed data in the distributed cache service RediS

Eliminate single points of failure by introducing redundancy, and when one of them fails, the rest can simply absorb a larger share of the amount of work

Answer

A, B, C

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