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H13-831_V2.0 Huawei HCIE-Cloud Service Solutions Architect (Written) V2.0 Free Practice Exam Questions (2025 Updated)

Prepare effectively for your Huawei H13-831_V2.0 HCIE-Cloud Service Solutions Architect (Written) V2.0 certification with our extensive collection of free, high-quality practice questions. Each question is designed to mirror the actual exam format and objectives, complete with comprehensive answers and detailed explanations. Our materials are regularly updated for 2025, ensuring you have the most current resources to build confidence and succeed on your first attempt.

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In the HUAWEI CLOUD microservice engine CSE, S e rvicecenter is a microservice component with microservice instance registration and discovery capabilities, the following description of ServiceCenter, which are the correct items?( Many)

A.

Supports persistent connections to monitor the state changes of microservice instances

B.

Provide CLI to view microservices, and do not support Web Portal to display microservice management interfaces

C.

ServiceComb The ability to register and dynamically discover services also relies on ServiceCenter Reality

D.

Manage microservice metadata through RES TfulAPI

HUAWEI CLOUD MAPReduce service mrs deploys and hosts Apache Hadoop clusters on the cloud to provide highly reliable and highly available services for big data processing and analysis scenarios. Where the data in the MRS cluster is stored in the () component. (Please fill in the component abbreviation, such as MRS) (fill in the blank).

A group is a global multinational enterprise, and one of the application systems undertakes the sales business of the whole group. In the near future, in order to better meet the requirements of users, the Group hopes to migrate this application system to HUAWEI CLOUD As the person in charge of the application system, which of the following are suitable cloud requirements? Multiple selection

A.

Provide capacity based on the estimation of theoretical maximum peaks, even if it may lead to idle or insufficient capacity of expensive resources in stages.

B.

A complete off-site high availability/disaster recovery solution is required for remote disaster recovery centers, across region The high-availability design in this scenario includes a disaster recovery solution of three centers in two regions and a disaster recovery solution for active and standby locations

C.

Services can be decoupled and deployed and different components are deployed on different ECS. It can be deployed hierarchically, such as the web tier, business tier, and database tier, and security management through different subnets

D.

To migrate to the cloud you need to design high availability in dual-AZ scenarios, including active-active data center solutions, active-standby disaster recovery solutions, cluster-deployable services, and deploy resources to two AZs and through ELBs Achieve load balancing of dual AZs

The data set of ModelArts and the data corresponding to the data storage location are stored in OBS.

A.

True

B.

False

When migrating applications to the cloud there are many factors that affect the migration efficiency. When using an online migration solution, the most important factors affecting migration efficiency include migration network bandwidth and network quality, the performance of source and destination hosts, the time period during which the migration work is carried out, the types of migration services, the types of migration databases, and migration tools. Judgment

A.

True

B.

False

DRS in full data synchronization, will be a large number of tables sharded multi-thread concurrent synchronization to improve efficiency, under normal circumstances the table will be sharded according to the primary key, and the default shards each shard 520000, once Bob found during data synchronization, there is a large table with a primary key T1 was divided into many shards, However, some shards have more than 5200 entries , and some shards have less than 520000 shards, which of the following options is the possible reason?

A.

There is an error in DRS data sharding

B.

The table is divided according to 520000 pieces, and the number of remaining articles may be less than 520000 in the last shard, so there will be a shortage

A shard of 520,000 exists

C.

DRS may have more than 520,000 shards for all tables with primary keys

D.

T1 The primary key of the table is a joint primary key

A database host is placed in its own VPC and set up VPC peering to connect to different VPCs that contain applications. When the application server cannot connect to the database, what of the following troubleshooting steps should be taken to resolve the issue? Multiple selection

A.

Check the library security group to know the rules that allow traffic from the application server

B.

Check which subnet the application server is in

C.

Check the network access control list of the database subnet for rules that allow traffic from the Internet

D.

Check the route table of the application server subnet to find the route answer to the VPC peering connection

The HUAWEI CLOUD Qingtian architecture consists of two parts: the "smart cloud brain" and the "software and hardware coordination system" of the control plane. As a distributed cloud operating system for the cloud al, and 5G erA. the smart cloud brain realizes full offloading and acceleration of computing, storage, networking, and security, and fully supports the collaborative management of virtual machines, bare metal, and containers. Judgment

A.

True

B.

False

An enterprise customer needs to deploy a new service on the cloud due to business expansion. The system deployed this time does not have high requirements for the continuity of the web side and application applications, and can be recovered half an hour after the failure. The system has high data security requirements and requires a data loss tolerance of less than 30 seconds. As an operations implementer for the company, which of the following methods should you deploy? Multiple selection

A.

The amount of new service access is not large, according to the service access, the WEB side and application can be deployed on a single machine, and the new cloud host can be re-applied to resume business after the failure

B.

Data backup is required for new service data security considerations. WEB TERMINALS AND APPLICATIONS CAN BE BACKED UP BY HOST BACKUP OR IMAGE PACKAGING. The database is backed up at the same time as a highly available deployment

C.

With the needs of business development, business needs to expand. THE WEB SIDE AND THE APPLICATION ARE SCALED HORIZONTALLY, AND THE DATABASE IS VERTICALLY EXPANDED

D.

Business systems have high requirements for databases, and primary/standby instances can be deployed from the perspective of high availability to ensure data reliability

A company assigns different HUAWEI CLOUD I A M sub-account to each member of the development team to facilitate the development of corresponding business application modules. One day, a developer suddenly discovers that his ECS instance has been deleted from the console. What is true for the following description of the situation? Multiple selection

A.

You can use CTS to view the sub-account to which the deletion occurs

B.

You can use the container security service CGS to prevent accidental deletion of the server where the container application is located

C.

You can use enterprise host security HSS to prevent accidental deletion of servers

D.

In order to avoid this situation, you can limit and authorize cross-account resources

A customer uses URL authentication to prevent the theft of customer services and requests URL:http: //www. test.com/Filenamey- When efeabcdefaac7d15edfc6ec8aeffee2cb CDN server receives the request, which of the following checks will be performed? Multi-select

A.

Referer check: The referer field value carried by the request URL is empty, The CDN node returned an HTTP 403 error

B.

Encryption string verification, after the time verification is passeD. the f string is constructed in sstring mode. Then, use the md5 algorithm to calculate the HashValue and compare it with the md5hash brought by the user request. If the result is consistent, the authentication is passed and the file is returneD. otherwise the authentication failure will return an HTTP 403 error

C.

Authentication parameters: whether to carry authentication parameters. If you do not carry authentication parameters, the request is considered invalid and an HTTP403 error is returned

D.

Time verification: determine whether the current time of the system is within the interval. Beyond this interval, the expiration is considered invalid and HTTP 403 is returned Will Wu

Huawei's unified architecture of the Government Big Data Center supports massive data analysis scenarios and analysis and processing of multiple data sources

A.

Use OBS to delete real-time data

B.

It is suitable for real-time execution; the job execution time is tens of minutes to hours

C.

and millisecond-level OLAP query is supported

D.

Support visual import and export tool Loader, export data to DWS, complete BI analysis

What capabilities of HUAWEI CLOUD Big Data can help game enterprises perform operational analysis? Multi-select

A.

realize multi-dimensional analysis of game users through DLI service, and tap potential value

B.

Collect, analyze and process gamer behavior through DIS Flume

C.

MRS Flink implements the cleaning and processing of behavioral data

D.

Realize user label information storage and query answer through CloudTable

Cloud Container Engine CCE supports multiple network access methods, and can access workloads outside the cluster through Layer 7 load balancing Ingress. Judgment

A.

True

B.

False

Hive is an engine for SQL batch processing of massive datA. when a user submits a SQL job, which of the following components needs to be called to complete the data processing? Multiple selection

A.

HDFS

B.

Yarn

C.

MapReduce

D.

Spark

The following description of system and application high availability HA. what is correct? Multiple selection

A.

High availability improves the availability of systems and applications by minimizing downtime caused by routine maintenance operations (planned) and sudden system crashes (unplanned).

B.

The deployment mode of high-availability architecture mainly includes active backup, active-active, and disaster recovery

C.

HA system is currently the most effective means for enterprises to prevent the core computer system from being shut down due to failure

D.

High availability technology can automatically detect server node and service process errors, failures, and automatically reconfigure the system appropriately when this occurs

A video provider company has run all its service systems on HUAWEI CLOUD gaining a better market advantage in the fierce competition. In order to progress, expand their market share. The company is ready to reduce the price of its products and services, but also needs to continuously reduce its own operating costs. As the company's architect, which of the following are the exact solutions? Multiple selection

A.

Costs can continue to be reduced through continuous monitoring and tagging

Plan to implement Aut for as many ECS workloads as possible. Scaling to scale out when needed and automatically reduce spending when that resource is not needed.

B.

In addition, non-production workloads can be automatically shut down when not in use

C.

Application environments should be benchmarked and CPU, R AM, NETWORK, STORAGE SIZE I/O be used based on workloads

to select the correct instance type

D.

HUAWEI CLOUD provides multiple purchase methods based on service usage scenarios and durations. For example, the pay-as-you-go model is recommended for applications that require capacity reservations, and applications that have a stable usage state

When using the call chain tracing feature in APM, you can automatically drill down to the failed microservice instance by clicking the fault node, or you can associate it with the failed call chain and call stack to view the input parameters and return values of the failed function. Judgment

A.

correct

B.

False

The public cloud covers a number of relatively large geographic areas, each of which is abstracted into a logical () (please fill in the English noun).

When you use HUAWEI CLOUD OOM to manage microservice systems, you need to establish a mapping between the AOM business model and actual resources Multiple selection

A.

A Ganggun corresponds to an "instance" in the AOM business model

B.

ELB ELASTIC LOAD BALANCING SERVICE CORRESPONDS TO THE "MIDDLEWARE"

C.

A KUBERNETES POD IN THE AOM BUSINESS MODEL Corresponds to the 'service'

D.

in the AOM business model, and the ECS correspond to AOM Host in the business model

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