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Free Huawei H13-821 Practice Questions & Answers 2026 Part1 | HCIP-Cloud Service Solutions Architect

Are you preparing for the Huawei H13-821 certification exam? SPOTO offers the Huawei H13-821 Premium File; all questions are aligned with the latest exam content and come with expert-provided answers. Our question banks cover the latest question types, core concepts, and detailed explanations, helping you familiarize yourself with the exam format and difficulty level. Whether you are reviewing core concepts or simulating a real exam environment, these resources will rapidly boost your confidence and readiness.
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Question #1
Which of the following is not the advantage of the Huawei Cloud CCE managed socket? () [Multiple choice questions]
A. Isolate by sharing kernel
B. Defines delivery and deployment specifications for environment-independent standards
C. Utilize Hypervisor for more efficient use of hardware resources
D. Quick start and stop in seconds
View answer
Correct Answer: C
Question #2
in a kubernetes cluster. Which of the following service types are accessible from the outside? () [Multiple choice questions]
A. deport
B. load balancer
C. clouserIP
D. namespace
View answer
Correct Answer: B
Question #3
The structure of the business data table in the Internet game scene changes frequently. If the change is required to have no impact on the business, which of the following database services is recommended for tenants?
A. AS
B. DS
C. DS
D. BSS
View answer
Correct Answer: B
Question #4
An enterprise has a Kubernetes cluster deployed in the local data center. In order to meet the needs of rapid business development, the newly launched business is deployed in Huawei Cloud Container Engine CCE. To facilitate operation and maintenance supervision, the company plans to implement unified operation of the two clusters. Which of the following descriptions of the solution is correct?
A. t is recommended to directly connect to the application management and operation and maintenance platform ServiceStage platform to realize unified management of operation and maintenance
B. ou need to enter the application management and operation and maintenance platform ServiceStage first, and then perform unified management through the multi-cloud container platform MCP
C. se Huawei's multi-cloud container platform MCP for management
D. he multi-cloud container platform MPC can support cluster management, but does not support operation and maintenance
View answer
Correct Answer: C
Question #5
A certain city has set up a government website to support government affairs sharing, but the website needs to support scenarios such as full-text search and fuzzy query by condition, year/month/day, etc. As a technician, which of the following Huawei cloud services do you recommend?
A. loud search service CSS
B. apReduce Service MRS
C. able storage service CloudTable
D. ecommender System Service RES
View answer
Correct Answer: A
Question #6
Which of the following Huawei cloud middleware services can solve the problem of asynchronous message decoupling for business applications? () [Multiple choice questions]
A. DCS: Distributed Cache Service
B. DMS: Distributed Message Service
C. DDM: Distributed Database Service
D. RDS: Relational Database Service
View answer
Correct Answer: B
Question #7
A game platform faces two major challenges: on the one hand, the platform utilization under the peak load of daily business is less than 30% (that is, the utilization rate is less than 10% in half time), resulting in great waste of resources; on the other hand, the current manual upgrade method is inefficient and the upgrade process takes an average of more than two hours. In this case, which solution can Huawei Cloud PaaS be used?
A. pplication SaaS
B. pplication zero transformation cloud solution
C. pplication switching cloud middleware solution
D. pplication containerization solution
View answer
Correct Answer: D
Question #8
Which diagram in UML is the following? () [Multiple choice questions]
A. Class Diagram
B. Sequence diagram
C. State diagram
D. Use case diagram
View answer
Correct Answer: B
Question #9
In microservices practical guidance. Which microservice in the following diagram can be publishedusing grayscale?() [Multiple choice questions]
A. weathermapweb
B. fusionweather
C. weather
D. forecast
View answer
Correct Answer: C
Question #10
The UML state diagram shows the life cycle of a class. () [Multiple choice questions]
A. True
B. False
View answer
Correct Answer: A
Question #11
Scalability typically refers to the ability of a system or service to adapt to scale changes by flexibly adjusting the architecture or resource configuration as business demands grow. Which of the following are examples of vertical scaling? (Choose all that apply.)
A. dding read replicas added for an RDS instance
B. owngrading RDS instance specifications from 8 vCPUs and 32 GB to 4 vCPUs and 16 GB
C. ncreasing the number of ECSs from 2 to 5
D. pgrading ECS specifications from 2 vCPUs and 4 GB to 4 vCPUs and 8 GB
View answer
Correct Answer: BD
Question #12
Which of the following are the middleware services provided by Huawei Public Cloud?. DMS:Distributed Message Service
A. DCS: Distributed Cache Service
B. DDM: Distributed Database Service
C. DRDS: distributed relational database
D. CMQ: Cloud Message Queue
View answer
Correct Answer: ABC
Question #13
Which of the following descriptions about the use of the FunctionGraph service is wrong?
A. he underlying computing resources are provided and managed by FunctionGraph, including server CPU, memory, network and other resources
B. hen using FunctionGraph, there is no need to activate or pre-configure computing, storage, network and other services
C. upport online code editing and uploading JAR packages for code import, and support various types of triggers such as SIIN, APIG and OBS
D. n order to ensure the high reliability of the business, it is necessary to configure a separate business monitoring and operation and maintenance system for it
View answer
Correct Answer: D
Question #14
Enterprises deploy game services on HUAWEI CLOUD. The average daily bandwidth can reach 500Mbit/s, and the bandwidth can reach 2000Mbit/s during peak periods. For this scenario, which of the following options is the most suitable solution?
A. ixed bandwidth billing products in on-demand mode
B. ixed bandwidth billing products in the package period mode
C. hared bandwidth with on-demand mode, billed by bandwidth
D. nhanced 95 billing with on-demand monthly settlement mode
View answer
Correct Answer: D
Question #15
Huawei Cloud Distributed Cache DCS service is a database service that provides Key-Value cache service for application systems. () [Multiple choice questions]
A. True
B. False
View answer
Correct Answer: A
Question #16
SOA is used for the architecture design of enterprise internal business systems, and ESB is mainly used for business system interaction between enterprises.
A. rue
B. alse
View answer
Correct Answer: B
Question #17
What level solutions does Huawei Cloud PaaS have? () [Multiple choice questions]
A. Applying zero transformation to the cloud
B. Application + cloud middleware
C. Application containerization
D. Application of microservices
E. Ultimate business innovation
View answer
Correct Answer: ABCDE
Question #18
In the following diagram. What is correct about the coordination of Huawei Cloud Elastic Load Balancing and Elastic Services? [Multiple choice questions]
A. The service configuration in an AS group can be different
B. Huawei Elastic Services supports containers on the current page
C. When elastic scaling services and load balancing work together, the scaling strategy no longer works
D. The cloud servers in this figure all provide the same services
View answer
Correct Answer: D
Question #19
How can microservices developed using the CSE Microservices Framework SDK be deployed to ServiceStage and called by other service discovery? () [Multiple choice questions]
A. Developers need to install the service center by themselves
B. The caller service provides peer-to-peer access to the callee service
C. The service center deployed directly on the cloud platform is used for service registration and discovery
D. Use the Kubernetes DNS service deployed on the cloud platform for service discovery
View answer
Correct Answer: C
Question #20
Huawei Cloud tenants need to use VMs to deploy their application systems. This application system requires a highly secure isolation environment. Which type of cloud service is recommended for tenants to use?
A. are Metal Server BMS
B. lastic Cloud Server ECS
C. eH
D. eH
View answer
Correct Answer: C
Question #21
HUAWEI CLOUD provides a complete set of SAP cloud solutions, including SAP full production system cloud, development and test environment cloud, disaster recovery system cloud, SAP exclusive cloud and other solutions.
A. rue
B. alse
View answer
Correct Answer: A
Question #22
Each arrow line in the topology map of Huawei Cloud Application Performance Management Service represents a call relationship. The color of Apdex's health status is shown in the following figure. The red dashed arrow line indicates that the call status is (). [Multiple questions]
A. Request Status Satisfied
B. Request status is usually caused by delay
C. Request status is poor due to latency
D. Request status is poor
View answer
Correct Answer: C
Question #23
You can set the number of pods in Kubernetes' ReplicaSet. () [Multiple choice]
A. True
B. False
View answer
Correct Answer: B
Question #24
Which of the following are cloud-native advantages? () [Multiple choice questions]
A. Modules are loosely coupled
B. Quick deployment
C. Hardware virtualization 0%
D. Quick Service Recovery
View answer
Correct Answer: ABD
Question #25
Which of the following services does not belong to Huawei Cloud PaaS service? () [Multiple choice questions]
A. Microservice cloud application platform ServiceStage
B. ECS
C. Cloud Engine CCE
D. Cloud Performance Testing Service CPTS
View answer
Correct Answer: B
Question #26
When the business does not require high availability of cache. And the cost is low. What type of Huawei Cloud Distributed Cache DCS service should be selected for the application at this time? () [Multiple choice questions]
A. Stand-alone
B. Active / standby
C. Cluster
D. None of the above
View answer
Correct Answer: A
Question #27
Which of the following Linux features does docker's resource isolation use? () [Multiple choice questions]
A. namespace
B. Cgroup
C. selinux
D. aufs
View answer
Correct Answer: A
Question #28
Which of the following is not a key feature of Huawei Cloud Distributed Messaging DMS service? () [Multiple choice questions]
A. Flexible queue types: provide common queues, FIFO queues, Kafka queues
B. Supports rich message capabilities such as message filtering, message backtracking, message recasting, and broadcast messages
C. Ten billion messages pile up
D. Provide hot data cache
View answer
Correct Answer: D
Question #29
AOS (Application Orchestration Service) in the micro-service cloud application platform (Service Stage) can complete the deployment of replicated distributed systems with one click. () [Multiple choice questions]
A. True
B. False
View answer
Correct Answer: A
Question #30
A user's website is deployed on Huawei Cloud, and the public network ELB is used as the load balancer. Multiple ECS instances in the ELB backend server group are configured with the same weight, but the actual ECS instance loads are different.Which of the following is the most likely cause?
A. CS instances are in different Regions, and the network delay is different
B. he function of obtaining real IP is enabled
C. he website has enabled the HTTPS function
D. urned on the chat waiting function
View answer
Correct Answer: D
Question #31
High availability is an important design feature. Which of the following is not related to high availability?
A. uto scaling supported by system
B. lastic Load Balance (ELB) for controlling traffic distribution
C. igher network bandwidth upper limit of a compute instance
D. R backup services for critical services
View answer
Correct Answer: C
Question #32
What are the types of clusters currently supported by CCE () [multiple choice questions]
A. Virtual machine
B. Bare metal
C. Windows
D. All three are supported
View answer
Correct Answer: D
Question #33
Which of the following are cloud - native advantages? () [Multiple choice questions]
A. Modules are loosely coupled
B. Quick deployment
C. Hardware virtualization 0%
D. Quick Service Recovery
View answer
Correct Answer: ABD
Question #34
Can an application create multiple containers when creating an application? (Multiple choice questions)
A. True
B. False
View answer
Correct Answer: A
Question #35
What data access interfaces does the Huawei Cloud Distributed Messaging DMS service provide? () [Multiple choice questions]
A. HTTP Restful ApI
B. TCP SDK
C. Kafka SDK
D. sqI interface
View answer
Correct Answer: C
Question #36
Which of the following is not a benefit of using cloud middleware services? () [Multiple choice questions]
A. Out of the box
B. Reliable and safe
C. Automatic upgrades and patches
D. After using middleware services, enterprises need to invest a lot of manpower to maintain middleware software
View answer
Correct Answer: D
Question #37
Which of the following statements about UML statecharts is correct? () [Multiple choice questions]
A. State diagram showing different types of migration relationships
B. The states in the state diagram can be arranged in chronological order
C. Change of state
D. The flowchart we often say is the state diagram
View answer
Correct Answer: C
Question #38
Which of the following is the function of Huawei Cloud Distributed Messaging DMS service? () [Multiple choice questions]
A. Key-Value data cache
B. Database horizontal extension
C. Mass transaction
D. Module asynchronous decoupling
View answer
Correct Answer: D
Question #39
An e-commerce platform deploys its business on Huawei Cloud. Recently, some customers reported problems such as slow webpage refresh and long waiting time. The operation and maintenance personnel checked the monitoring and found that the IO value of the shared storage for storing static files was too high, so they decided to purchase CDN services to accelerate their website access. The CDN acceleration principle is that when users request resources, static content is obtained from the nearest edge node, and dynamic content is obtained through the acceleration technology manually selects the optimal route back to the source for acquisition.
A. rue
B. alse
View answer
Correct Answer: A
Question #40
What are the four major applications of cloud native? () [Multiple choice questions]
A. DevOps
B. Continuous delivery
C. Container
D. Microservices
View answer
Correct Answer: ABCD
Question #41
On the Huawei cloud application operation and maintenance topology map, different colors represent the health of the instance. The colors are determined by the Apdex value. The closer the Apdex value is to 1, the healthier the application is. If an application instance is not called by another application. Then its color is () [multiple choice questions]
A. green
B. Gray
C. yellow
D. red
View answer
Correct Answer: B
Question #42
After the user has deployed the application, he needs to manually bury points in the code for APM to monitor the performance of the application.() [Multiple choice questions]
A. rue
B. alse
View answer
Correct Answer: B
Question #43
What are the types of clusters currently supported by CCE () [multiple choice questions]
A. irtual machine
B. are metal
C. indows
D. ll three are supported
View answer
Correct Answer: D
Question #44
DCS is mainly used for hot data caching to improve data access capability and reduce database pressure. () [Multiple choice]
A. TRUE
B. NO
View answer
Correct Answer: A
Question #45
Huawei's PaaS layer applications are divided into: GPaaS and APaaS
A. ight
B. alse
View answer
Correct Answer: A
Question #46
In the CCE service of Huawei Cloud Container Engine, users cannot upgrade an older version of the cluster. () [Multiple choice questions]
A. True
B. False
View answer
Correct Answer: B
Question #47
Application Orchestration Service (AOS) can realize automatic operation and maintenance of applications. () [Multiple choice questions]
A. True
B. False
View answer
Correct Answer: B
Question #48
Which of the following are commonly used disaster recovery architecture horizontal forms () [multiple choice questions]
A. Backup restore
B. Offsite Recovery
C. Cold standby
D. Warm standby
E. Multi-Live Mode
View answer
Correct Answer: ACDE
Question #49
Bare metal devices run directly on Huawei high-performance physical servers. No loss of virtualization performance.Get the same performance as a physical machine. () [Multiple choice questions]
A. True
B. False
View answer
Correct Answer: A
Question #50
Which of the following services are sub-services of the micro-service cloud application platform (Service Stage)? () [Multiple choice questions]
A. AOS (Application Orchestration) (Answer)
B. CSE (Microservice Engine) (Answer)
C. APM (Application Performance Management) (Answer)
D. ECS (Elastic Cloud Server
View answer
Correct Answer: ABC

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