Latest HCIA-Cloud Service V3.0 H13-811_V3.0 Updated Questions

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HCIA-Cloud Service V3.0 H13-811_V3.0 exam updated questions are online, which are good enough for you to take the test. There are 60 questions in the real Huawei H13-811_V3.0 exam, and you have 90 minutes to finish the test. The required passing score for the Huawei H13-811_V3.0 exam is 600. The test languages are English, Chinese, and Spanish. H13-811_v3.0 exam price is $200. Free updated HCIA-Cloud Service V3.0 H13-811_V3.0 exam questions are below.

Page 1 of 26

1. Elastic load balancing can add cloud servers with different operating systems.

True

False

2. The flexible file service supports the standard ( ) protocol.(Multiple Choice)

HTTP

CIFS

CFTP

NFSv3

3. What are the product advantages of VPC? (Multiple Choice)

Flexible deployment

Dynamic BGP

Safe isolation

Support hybrid cloud deployment

4. The alarm threshold is composed of three parts: aggregation mode, condition, and critical value, which are used to configure alarm conditions.

True

False

5. Data access service provides a one-stop big data collaborative development platform to help users easily complete multiple tasks such as data modeling, data integration, script development, and job scheduling.

True

False

6. What are the components of the elastic cloud server? (Multiple Choice)

CPU

Cloud hard drive

Memory

Mirror

7. Which of the following services can be used in conjunction with elastic scaling? (Multiple Choice)

Flexible file service

Elastic Cloud Server

Cloud monitoring

Elastic load balancing

8. What applications and services does Huawei cloud market provide? (Multiple Choice)

Commercial software

Basic software

Professional services

Developer tools

9. Cloud hard disk backup supports () to record the operation of backup service resources, so that users can query, audit, and backtrack.

Cloud Audit Service

Cloud hard drive

Cloud Monitoring Service

Object storage service

10. What does the elastic cloud server use for data storage?

Dedicated cloud

Elastic scaling

Mirror

Cloud hard drive

Page 2 of 26

11. Which of the following options is not an advantage of cloud hard drives?

High reliability

Rich specifications

Can be used alone

Easy to use

12. There is no need to delete the virtual gateway and virtual interface bound to the physical leased line when unsubscribing to the physical leased line.

True

False

13. After created a backup strategy, you can bind the cloud disk in the () state to the backup strategy.

Available

Recovery failure

Transfer

Error

14. There is no limit to the size of the exported image.

True

False

15. Which of the following options is the most reasonable configuration process of virtual private cloud?

Create virtual private cloud and default subnet>Create new subnet>Add security group policy>Create security group

Create virtual private cloud and default subnet>Create new subnet>Create security group>Add security group rules

Create virtual private cloud and default subnet>Create security group>Create new subnet>Add security group rules

16. Which computing cloud service does not belong to Huawei?

Bare Metal Service

Mirror service

Elastic scaling

Flexible file service

17. After purchasing a VPN gateway, a public network exit IP address will be automatically assigned to the VPN gateway.

True

False

18. Which of the following standard bucket strategies does OBS have? (Multiple Choice)

Public writing

Private

Public reading

Public read and write

19. After the elastic cloud server is bound to (), it can provide access to the outside through a fixed public IP address.

System Disk

Mirror

Data Disk

Elastic public network IP

20. The elastic file service can set read-only permission control for users.

True

False

Page 3 of 26

21. How many types of VPNs can be divided according to business purposes? (Multiple Choice)

Lay2 and Lay3 tunnel VPN

Access VPN

Extranet VPN

Intranet VPN

22. Which of the following are the advantages of load balancing? (Multiple Choice)

Support cross-availability zone active-active disaster recovery.

Adopting clustered deployment, supporting active-active disaster recovery in the same city in multiple availability zones, and seamless real-time switching.

Automatically complete distribution according to application traffic, seamlessly integrate with elastic scaling services, and flexibly expand the external service capabilities of user applications.

Support monitoring performance indicators based on listener granularity, which is more suitable for customer business statistics.

23. Which of the following is not included in the main application scenarios of KMS (Key Management Service)?

Encryption and decryption of key information assets

Network transmission data encryption

Business core data encryption and decryption

Encryption and decryption of user personal data

24. The cloud dedicated line service is a dedicated line network service that establishes a connection between the local data center and the public cloud. What types of dedicated lines are currently supported by the cloud dedicated line?

IPSec VPN

OSPF VPN

MPLS VPN

SSL VPN

25. Elastic cloud servers between different availability zones in the same area cannot communicate with each other.

True

False

26. Users can use the object storage service in two ways: the management console (OBS Console) and the client (OBS Browser).

True

False

27. When the capacity of the cloud hard disk is insufficient, which of the following solutions are available? (Multiple Choice)

Set the cloud disk as a shared disk

Purchase a new cloud hard disk and mount it to the cloud server

Clear the space of the cloud hard drive

Expand the original cloud hard disk capacity

28. The file system supports batch creation.

True

False

29. The relational database service RDS does not have database backup and recovery functions.

True

False

30. What are the types of scaling strategies for elastic scaling? (Multiple Choice)

Timing strategy

Warning strategy

Random strategy

Cycle strategy

Page 4 of 26

31. The CIFS type file system supports the cloud server using the Linux operating system for mounting.

True

False

32. Which of the following are the main functions of the enterprise host security HSS? (Multiple Choice)

Weak password detection

Software vulnerability detection

Remote login detection

Malicious program detection

33. Vulnerability scanning service can repair the vulnerabilities scanned out.

True

False

34. What computing services does Huawei public cloud provide? (Multiple Choice)

Mirror service

Cloud hard drive

Elastic Cloud Server

Elastic scaling service

35. Host monitoring supports monitoring of elastic cloud servers and bare metal servers.

True

False

36. According to the classification of Huawei cloud services, which cloud service is not a computing cloud service?

Bare Metal Service

Elastic Cloud Service

Elastic Scaling cloud services

Virtual Private Cloud

37. Which of the following are the application scenarios of elastic load balancing? (Multiple Choice)

Realize more flexible service forwarding

Shield the real IP from the outside to achieve the purpose of security protection

Provide routing balancing capabilities based on domain names and URLs

Applicable to web services with large traffic

38. Scalable bandwidth supports the setting of three types of scalable bandwidth strategies, which are alarm strategy, timing strategy and periodic strategy.

True

False

39. The API gateway service is a booster for the digital transformation of enterprises.

True

False

40. The identities of API providers and API consumers are not separated, but can be converted to each other.

True

False

Page 5 of 26

41. When the state of the alarm rule has not changed, the system will only send an alarm notification to the user when the state appears for the first time.

True

False

42. Which of the following cloud services will the data backed up by cloud hard drives be stored?

Elastic Cloud Server ECS

Object storage service OBS

Cloud hard disk service EVS

Bare Metal Server BMS

43. Cloud hard disk is a virtual block storage service based on distributed architecture that can be flexibly expanded.

True

False

44. There are two ways to create an encrypted image: through an encrypted elastic cloud server and through an external image file.

True

False

45. Which of the following key technologies does SA (Security Situation Awareness Service) use? (Multiple Choice)

Encryption technology

Big data technology

Identity authentication technology

Crawler technology

46. What are the basic concepts of HUAWEI CLOUD network services? (Multiple Choice)

VPN

Subnet

Security Group

EIP

47. What are the advantages of Map Reduce service? (Multiple Choice)

Stable

Open

Easy to use

Low cost

48. RDS can be used in combination with which of the following cloud services to ensure that the RDS instance can be safely isolated from other services on the network?

VPC

BOBS

CECS

DCES

49. Which EI service is used to implement batch data migration from below-cloud to over-the-cloud?

Data Access Service DIS

Real-time stream computing service Cloud Stream

Cloud Data Migration Service CDM

Data Warehouse Service DWS

50. In which service can cloud service operation logs be queried?

Security expert services

Cloud Audit Service

Cloud Monitoring Service

Cloud analysis service

Page 6 of 26

51. What are the ways for HUAWEI CLOUD Elastic Cloud Server to connect to the public network (Internet)? (Multiple Choice)

Cloud monitoring

NAT gateway

Elastic public network IP

Elastic load balancing

52. HUAWEI CLOUD VPN service configuration, what equipment does the peer VPN configuration support? (Multiple Choice)

Cisco ASA firewall

Hillstone Network Technology Firewall

USG9 series firewall

Huawei USG6 series firewall

53. Which of the following is not the version of enterprise host security?

Enterprise Edition

Personal Edition

Basic Edition

Webpage tamper-proof version

54. Among Huawei Cloud EI services, Model Arts, Machine Learning, and Graph Engine belong to AI platform services.

True

False

55. Which of the following description about the ELB configuration is incorrect?

You can choose to keep the session when you configure the list enter

You can configure the monitoring strategy when creating the listener

Select IP when adding elastic load balancer

Configurable health check timeout

56. When IPSec VPN is used for communication, encryption and decryption verification is performed on the firewalls at both ends.

True

False

57. The access control strategy is one of the security protection components provided by the API gateway.

True

False

58. Which of the following functions does RDS provide? (Multiple Choice)

Users can set relational database alarm rules

Users can set automatic backup strategies, create manual backups, and use backups to restore database instances

Cloud DBA can help you conduct a comprehensive analysis of the instance, which reflects the performance and operating status of the database instance. Through cloud DBA diagnosis and diagnosis opinions, you can find the existing or potential health problems in the database to the greatest extent, and deal with them in time

Users can create, delete database instances, modify database port numbers

59. The default backup strategy of cloud hard disk cannot be deleted.

True

False

60. After the elastic cloud server is successfully created, once the bandwidth used is determined, it cannot be modified.

True

False

Page 7 of 26

61. Installing the Cloud base-init tool before creating a private image is to ensure that the new cloud server created with the private image can be customized.

True

False

62. Compared with traditional cloud file sharing and storage, what advantages does SFS have? (Multiple Choice)

File sharing

High reliability

Seamless integration

Simple operation but high cost

63. Which of the following components is not a component of the big data platform?

MapReduce

Yarn

Open Stack

HDFS

64. Multiple elastic cloud servers can share a key pair.

True

False

65. Users cannot deploy business applications on elastic cloud servers arbitrarily like using traditional servers.

True

False

66. Which of the following operations cannot be performed in the RDS backup strategy?

Turn off automatic backup

Set to incremental backup

Set the backup cycle

Set the number of days to keep backups

67. In the cloud monitoring service, what are the alarm statuses? (Multiple Choice)

Normal

Alarm

Insufficient data

68. Which of the following are the basic characteristics of cloud computing? (Multiple Choice)

On-demand self-service

Fast elastic scaling

Resource pooling

Broad network access

69. The management console can be used without logging in.

True

False

70. When the shared cloud hard disk is mounted to multiple cloud servers, the file sharing function cannot be realized until the operating system has not built a shared file system or similar cluster management system.

True

False

Page 8 of 26

71. Regarding the scaling configuration, which of the following is correct?

You can create an unlimited number of scaling configurations.

The scaling configuration defines the specification data of the cloud server to be added in the scaling group.

You can modify the created scaling configuration as needed.

After the scaling group is enabled, the scaling configuration cannot be changed.

72. How many layers of protection does a web application firewall provide?

Seventh layers

Five layers

First layers

Three layers

73. Regarding the description of the health check, which ones are correct? (Multiple Choice)

The protocol of the check path supports HTTPS

When the number of failures exceeds the unhealthy threshold, the service is considered unavailable

If no reply is received within the timeout period, it is considered a failure

When the number of failures exceeds the health threshold, the service is considered unavailable

74. The API gateway service currently supports API integration and API openness of the entire HUAWEI CLOUD.

True

False

75. Which parameters should be selected or set when copying images across regions? (Multiple Choice)

IAM commission

Purpose Project

Destination Availability Zone

Destination area

76. Which of the following database instance types are available for relational database services? (Multiple Choice)

Active and standby instances

Financial version example

Write only examples

Single instance

77. Elastic scaling service is a service that automatically adjusts its business resources through strategies according to the user's business needs.

True

False

78. Which of the following are the functions of relational database services? (Multiple Choice)

Create a database cluster

Expand the disk

Restore the backup to the specified time node

Add a read-only replica

79. Multiple elastic cloud servers cannot use the same RDS database.

True

False

80. Which of the following conditions must be met before API release? (Multiple Choice)

Created environment

Created the API group and the APIs in the group

Created access control policy

Created signing key

Page 9 of 26

81. Regarding the process of opening a virtual private network, which of the following description is incorrect?

After purchasing a VPN connection, users do not need to configure an IPSec VPN tunnel on the router or firewall of their own data center

The user needs to plan the VPC and its subnet that the local data center needs to connect to

After purchasing a VPN gateway and a VPN connection, users need to configure the security group rules of the VPC

Users need to purchase a VPN gateway before purchasing a VPN connection

82. What service is Cloud Table based on?

HDFS

OBS

MySQL

HBase

83. When external traffic enters the Loadbalancer, which component does it enter first?

Linux Virtual Server

nginx

HealthCheck (health check)

Firewall

84. Which of the following is not a restriction on the use of relational database service RDS?

The RDS read-only replica instance must be created in the same subnet as the master instance

Only allow access to applications that are in the same VPC as the instance

The RDS instance must be created in the VPC subnet

Users can self-create and manage various database engine instances in the RDS system

85. Which of the following application scenarios does cloud hard disk have? (Multiple Choice)

Development and testing

High-performance computing

Deploy various databases

Mass data storage

86. An AZ (Availability Zone) is a collection of one or more physical data centers, with independent wind, fire, water, and electricity. In Az, the sources such as computing, network, and storage are logically divided into multiple clusters.

True

False

87. Use mirroring to create a cloud server, and you cannot specify the size of the system disk.

True

False

88. When the capacity of the data disk mounted on the elastic cloud server is insufficient, a large-capacity cloud hard disk must be uninstalled and repurchased.

True

False

89. What are the warning levels? (Multiple Choice)

Urgent

Secondary

Important

Reminder

90. Which item is incorrect in the configuration description of ELB?

You can configure the monitoring strategy when creating the listener

IP cannot be selected when adding an elastic load balancer

When configuring the listener, you can choose to keep the session

Configurable health check timeout

Page 10 of 26

91. The traditional IT infrastructure architecture of enterprises is no longer able to support the efficient operation of the enterprise. It is urgently calling for the arrival of structural changes. Which is not the main reason?

Slow business launch and complicated life cycle management

TCO remains high

Performance of key applications is limited by IO bottlenecks

Internet speed is too slow

92. Which of the following functions does the elastic cloud server service provide? (Multiple Choice)

Users can create and delete virtual machines, reinstall, switch OS, and power on and off

Users can add and uninstall extended network cards, add EIP, mount and uninstall hard disks, apply for keypair, etc.

The user can set the elastic cloud server alarm rules

Users can view information about their own cloud server resources through the console interface

93. Which of the following services help users monitor the dynamics of RDS resources in relational database services in real time?

ECS

VPC

OBS

CES

94. VPC cannot connect to the local data center.

True

False

95. Which of the following types of attacks can be prevented by the Anti-DDoS traffic cleaning service? (Multiple Choice)

SYN Flood attack

HTTP Get/Post Flood attack

TCP connection exhaustion attack

Malformed package

96. Which of the following parameters need to be configured for cloud monitoring to create an alarm rule? (Multiple Choice)

Monitoring indicators

Warning strategy

Monitoring duration

Warning level

97. Regarding the description of the virtual gateway, which of the following is wrong?

When deleting a virtual gateway, there is no need to delete the virtual interface bound to it

The virtual gateway is bound to the VPC connected to the user's local data center

When configuring the virtual gateway, you can only configure the VPC directly connected to the virtual gateway

The virtual gateway is the access router of the physical leased line

98. Which SDK language does the API Gateway not support?

Java

PHP

delphi

99. When creating a flow control strategy for an API gateway, which of the following parameters must be set?

Source IP traffic limit

API traffic limit

User traffic limit

Application traffic limit

100. After the relational database is successfully created, if the size of the specifications (CPU and memory) does not meet the requirements, the specifications can be changed.

True

False

Page 11 of 26

101. What are the application scenarios of real-time streaming computing services? (Multiple Choice)

Real-time file transfer

Log online analysis

Network traffic monitoring

Online graph calculation

102. When IPSec VPN is used for communication, encryption and decryption verification is carried out on the firewalls at both ends.

True

False

103. Which of the following security measures does the relational database service have? (Multiple Choice)

Use security groups

Use SSL channel

Set up a virtual private cloud

Bind the elastic public network IP

104. Which of the following is not included in the function of the vulnerability scanning service?

Image vulnerability management

Emergency vulnerability management

Diversity testing

Weak password testing

105. Which service is the backup and snapshot data of the RDS database instance stored on?

CES

OBS

ECS

VPC

106. When uploading an object, which configuration item cannot be set?

KMS encryption

Storage category

Storage path

Object size

107. Regarding the description of VPN gateway parameters, which of the following is wrong?

Reliability currently only supports single live

Two billing methods are supported: billing based on bandwidth or billing based on traffic

Region refers to the physical location of the virtual private cloud

Bandwidth refers to the maximum bandwidth that each VPN connection can reach

108. Which of the following cloud disks can be created directly through the cloud disk console?

Data Disk

System Disk

Mirror disk

Differential disk

109. ModelArts supports automatic learning, which can realize the construction of AI models based on zero Al.

True

False

110. Regarding the cloud server instance manually moved into the scaling group, which of the following restrictions are there? (Multiple Choice)

The instance is the same as the scaling group VPC

The instance has been bound to an elastic public IP

The scaling group AZ contains the AZ where the instance is located

The instance is not used by other scaling groups

Page 12 of 26

111. What are the steps involved in the automatic learning function in Model Arts? (Multiple Choice)

Data standards

Writing code

Deploy and go online

Model training

112. Regarding the description of the planning routing strategy, which of the following is wrong?

The routing table is composed of a series of routing rules, which are used to control the direction of outgoing traffic from the subnet in the VP

If you do not need to control the traffic flow of the subnet, you can use the default routing table when the VPC intranet is interoperable by default, and there is no need to configure custom routing policies.

When a user creates a VPC, the system will automatically generate a default routing table for the user. The default routing table means VPC intranet interoperability

113. Cloud computing is a model that can obtain required resources (for example, computing, storage, network, applications, and services) from a configurable resource sharing pool anytime and anywhere conveniently, and on demand. Resources can be quickly supplied and released, minimizing the workload of managing resources and interacting with service providers

True

False

114. What is the full name of ECS?

Elastic Cloud Server

Elastic scaling service

Object Storage Service

Flexible file service

115. Cloud hard disk backup has nothing to do with which of the following services?

Cloud server backup

Cloud hard drive

Label management service

Virtual Private Cloud

116. After the relational database is bound to which of the following, can it be accessed through the external network?

Elastic IP

Data Disk

System Disk

Mirror

117. The cloud dedicated line currently supports manual activation and self-service activation.

True

False

118. Among the authorized addresses of the VPC configured for the file system, which represents the highest priority?

100

119. The following description of the cloud dedicated line, which is wrong?

Cloud Dedicated Line is to build a high-speed, low-latency, stable and secure dedicated connection channel between the user's local data center and the virtual private cloud on the cloud

Cloud Dedicated Line uses the Internet tunnel technology of the public network

To open Cloud Dedicated Line, you need to purchase a physical leased line, then create a virtual gateway, and finally create a virtual interface

Cloud Dedicated Line supports annual/monthly payment

120. After the relational database is successfully created, the database engine cannot be replaced. Therefore, you need to choose carefully when creating a database instance.

True

False

Page 13 of 26

121. Which of the following services does not belong to security management

SSL certificate management

Container Security Service

Security expert services

Situational awareness

122. When deleting a relational database instance, which of the following is reserved for users?

Read-only instance

Automatic backup

Main instance

Manual backup

123. In the DDoS high defense network architecture, which of the following modules is the function of detecting and cleaning user traffic?

High imitation IP

DDoS cleaning cluster

User business

DDoS high imitation

124. The object storage server provides account-based ACLs. Which of the following access rights are not supported by ACL?

Public read and write permissions

View ACL permissions

Modify ACL permissions

Read permission

125. Before creating a file system, which information needs to be configured?

Elastic Scaling AS

Virtual Private Cloud VPC

Elastic Load Balancing ELB

Elastic public network IP

126. Virtual Private Cloud (VPC) is an isolated and private virtual network environment that users apply for on HUAWEI CLOUD.

True

False

127. The load balancer can be used alone.

True

False

128. Compared with self-built database, relational database service has more cost and operation and maintenance workload.

True

False

129. From which perspectives does SSA (Security Situation Awareness Service) analyze the security situation? (Multiple choice)

Regional perspective

User perspective

Management perspective

Attacker's perspective

130. To communicate across the Internet between two sites, IPSec VPN can be deployed on the firewalls at both ends to protect the mutual access traffic between the two intranets.

True

False

Page 14 of 26

131. Face recognition is provided to users in the form of open API, and users obtain face processing results by accessing and calling API in real time.

True

False

132. What are the ways to create a private image? (Multiple choice)

Created by cloud server

Create via OBS file

Created by external image file

Created by physical server

133. What is included in the multiple security protection of the API gateway? (Multiple choice)

Threat protection

Access security

Log audit

Certification service extension

134. Which service does not support by Anti-DDoS for traffic cleaning?

Bare Metal Server BMS

Elastic Load Balancing ELB

Elastic Cloud Server ECS

Cloud database RDS

135. Regarding the API statement, which of the following is wrong?

Use open APIs to greatly improve R&D efficiency

Support exporting API purchased in the cloud market

API will become an important way of presenting and using digital assets such as data and software in the future

DAPI includes basic information, front-end and back-end request paths and parameters, and request-related protocols

136. What management functions does Elastic Load Balancing support? (Multiple choice)

Create a load balancer

Delete the load balancer

Adjust bandwidth

Query load balancer

137. The mirroring service provides flexible self-service and perfect mirroring management capabilities. Users can create private mirrors, through mirroring creation or batch copying of elastic cloud servers.

True

False

138. Which of the following is not the main usage scenario of VPC?

Virtual machines access each other

Desktop cloud access to Huawei Mall

The virtual machine accesses the external network

VPN access to the virtual machine

139. Which of the following options is Huawei's cloud AI chip?

Inferentia

MLU 100

Cloud TPU

Ascend 910

140. What are the advantages of using HUAWEI CLOUD EI? (Multiple choice)

Elastic resource scaling

Free operation and maintenance, users only need to focus on business

A basic platform with AI, providing general AI capabilities

EIP

ELB

Page 15 of 26

141. Which of the following aggregation methods are supported by instance monitoring in the cloud monitoring service? (Multiple choice)

Average

Standard deviation

Maximum

Variance value

142. When creating a database instance, which of the following options does not need to be configured?

Storage space

Example rules

Database engine and version

Port number

143. Cloud hard drives are like traditional server hard drives. You can format and create file systems on the cloud hard drives mounted on the cloud server, and store data persistently.

True

False

144. After the cloud dedicated line order expires, it will directly enter the frozen state. If the freeze is not lifted, the resource will be deleted

True

False

145. When troubleshooting a health check exception, first check whether the security group entry rules where the back-end cloud server is located can only pass which of the following IP network segment?

100.125.0.0/14

100.125.0.0/12

100.125.0.0/16

100.125.0.0/10

146. The API gateway cannot monitor the call of the API at all times.

True

False

147. The elastic scaling service must be used with elastic load balancing. ()

True

False

148. What are the key features of IAM unified identity authentication? (Multiple choice)

Centralized control of users and security credentials

Centralized control of user access

Permissions based on user groups

Support Huawei customer service agent maintenance operations

149. An object is the basic unit of data storage in OBS. Which of the following parts does it include? (Multiple choice)

AAK/SK

Metadata

Data

Key

150. What are the deployment modes of cloud computing? (Multiple choice)

Private Cloud

Public cloud

Hybrid cloud

Community Cloud/Industry Cloud

Page 16 of 26

151. What are the advantages of the shared service architecture? (Multiple choice)

All services must be developed through the same programming language and tools

Allows frequent release of different services while maintaining the availability and stability of other parts of the system

Low complexity

Each service can be independently developed by different teams without affecting each other, speeding up the market launch

152. Regarding the relationship between the cloud dedicated line and other services, which of the following is wrong?

The user's local data center can go to the cloud through a dedicated cloud line, or it can access the public network or provide services to the Internet through NAT gateway.

Cloud dedicated line can realize the interconnection between multiple VPC through VPN

The cloud dedicated line can realize the interconnection between multiple VPC through the peer-to-peer connection of the VPC

The cloud dedicated line can realize the interconnection between the local data center and the cross-regional VPC through the cloud connection.

153. What key performance indicators does the relational database service support to monitor database instances and database engines? (Multiple choice)

Buffer pool utilization

Number of database connections

TPS

QPS

154. Regarding the description of the security group, which of the following is wrong?

The system will create a security group for each user by default. The rule of the default security group is that all data packets on the outgoing room are released, and access in the inbound direction is restricted. The elastic cloud servers in the security group do not need to add rules then can visit each other.

A security group is a logical grouping that provides access policies for the elastic cloud servers that have the same home protection requirements and trust each other in the same VP

After the security group is created, the user can define various access rules in the security group. When the flexible server joins the group or the whole group, they are protected by these access rules.

When configuring security group rules, the source address and destination address can only be set as IP addresses, not security groups.

155. What are the key features of RDS? (Multiple choice)

High availability

Backup and recovery

Performance monitoring

Flow cleaning

156. What does the elastic cloud server use for data storage?

Elastic scaling

Mirror

Cloud hard drive

Dedicated cloud

157. After the elastic cloud server is successfully created, once the bandwidth used is determined, it cannot be modified.

True

False

158. Which of the following options is the role of the listener in elastic load balancing? (Multiple choice)

Run business logic

Check the progress of the connection request

Receive access request

Distribute traffic to the backend server

159. The disk capacity of the relational database is insufficient. In which way can it be solved?

Switch operating system

Expand the disk

Reinstall the operating system

Unmount the disk

160. VPN connection is an Internet tunnel-based technology that can help you quickly build a secure and reliable encrypted channel between the VPN gateway and the user gateway

True

False

Page 17 of 26

161. The backup resources can be filtered and managed by which of the following setting?

Backup time

Reservation rules

Sharing

Label

162. The VPC subnet segment can be modified after it is created.

True

False

163. What are the ways to communicate between the local data center (IDC) private network segment and the VPC subnet segment of HUAWEI CLOUD? (Multiple choice)

Elastic public IP

Elastic load balancing

Cloud Dedicated Line

Virtual Private Network

164. What can be used to monitor the elastic cloud server?

Cloud container engine

Cloud Monitoring Service

Virtual Private Cloud

Elastic scaling

165. Among HUAWEI CLOUD EI services, which service is most suitable for solving sales forecast scenarios?

Machine Learning Service MLS

MapReduce service MRS

Graph Engine Service GES

Deep Learning Service DLS

166. Which of the following commands can view the final mount result in the Linux system?

pwd

mount

df-TH

touch

167. The user can add or delete the monitoring chart of the instance resource of the key concern on the homepage of the cloud monitoring overview. As the object of the important concern instance, it can support the multi-index comparison function, so that it can be viewed in time every time you log in to the cloud monitoring platform.

True

False

168. Which of the following services are included in the standard version of the security expert service? (Multiple choice)

Host security checkup

Website safety check

Safety monitoring

Security reinforcement

169. What solutions does Huawei Cloud EI provide? (Multiple choice)

Park agent

Traffic Agent

Industrial Agent

Intelligent vehicle network

170. What are the life cycle management of elastic cloud servers? (Multiple choice)

Shut down

Delete

Boot

Unmount the disk

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171. In the process of VPC creation, which parameter realizes the function of automatically obtaining IP?

DHCP

Gateway

Partition

Network segment

172. Which of the following is not a software development cloud capability?

Compile and build

Data backup

Code inspection

Project management

173. Which of the following databases can be protected by database security services? (Multiple choice)

BMS self-built database

RDS relational database

The database deployed in the customer's local computer room

ECS self-built database

174. What are the scheduling algorithms for elastic load balancing? (Multiple choice)

Weighted polling algorithm

Source IP algorithm

Weighted random method

Weighted least connections

175. Which of the following commands can be executed to verify whether the file system domain name can be resolved to an IP address?

wget

nslookup

scp

ping

176. Security expert services can provide one-stop security professional services including website security physical examination, host security physical examination, security reinforcement, security monitoring, emergency response and security product hosting.

True

False

177. Which of the following security authentication methods are available for calling API? (Multiple choice)

Huawei I AM certification

No certification

APP certification

Micro authentication

178. When modifying the VPN connection, which of the following parameters can be modified? (Multiple choice)

Remote subnet

VPN connection name

This terminal network

Remote gateway

179. IPSec VPN is an encrypted tunnel technology that establishes confidential and secure communication tunnels between different networks by using encrypted security services. Which of the following is not its guaranteed data packet transmission characteristics on the public network?

Authenticity

Integrity

Timeliness

Confidentiality

180. In order to use the ping program to test the communication status between elastic cloud servers, which of the following protocols needs to be added to the security group?

HTTPS

TCP

HTTP

ICMP

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181. Which of the following components does elastic load balancing include? (Multiple choice)

Client

Listener

Backend server group

Load balancer

182. Which of the following load methods are not supported by the listener? (Multiple choice)

Maximum connection

Set weight

Minimum connection

Polling

183. Which of the following methods of calling the API? (Multiple choice)

GET

OPTIONS

ANY

POST

184. Which of the following options is the default port of the MySQL database instance?

1433

3306

5432

185. Cloud hard drives need to be used with elastic cloud servers or bare metal servers.

True

False

186. In the configuration of creating Listener, which item does not exist?

Load balancer protocol/port

Load method

HTTPS certificate

Owning VPC

187. One elastic cloud server can mount multiple cloud hard drives at the same time.

True

False

188. In the face of massive multi-dimensional spatio-temporal data, it is necessary to conduct effective surveys quickly. Which of the following services is most suitable for storage?

Real-time streaming computing service Cloudstrear

Data Warehouse Service

Cloud Data Migration Service

Cloud table

189. IAM refers to unified identity authentication service

True

False

190. Which of the following may cause the file system mounting failure? (Multiple choice)

File system capacity is too large

Incorrect input of the shared path in the mount command

The file system has been deleted

The DNS used to access the file system is wrong

Page 20 of 26

191. After creating an elastic cloud server, what can be modified? (Multiple choice)

Modify bandwidth

Modify the elastic public network IP address

Modify the cloud server name

Modify private IP address

192. Regarding the description of the cloud server group, which of the following is correct? (Multiple choice)

There is no association between the cloud server group and the cloud server group

Elastic cloud servers in the same cloud server group will try to be created on the same host

Elastic cloud servers in the same cloud server group will be created on different hosts as dispersed as possible

The elastic cloud servers in the cloud server group follow the same policy

193. Which of the following parameters need to be configured when purchasing a VPN connection? (Multiple Choice)

VPN gateway

Remote gateway

This terminal network

Remote subnet

194. By default, the elastic cloud servers in all subnets of the same virtual private cloud can communicate, but the elastic cloud servers of different virtual private clouds cannot communicate.

True

False

195. OBS Browser supports batch upload function.

True

False

196. When creating a scaling configuration, what are the options for the configuration template? (Multiple Choice)

Use existing cloud server specifications as a template

Use an existing image as a template

Use shared templates

Use the new template

197. Internet vendors host their software on the cloud. Users no longer need to purchase software, but instead obtain services by renting software on the cloud. Which cloud service model is described above?

Saas

DBass

Paas

laas

198. What are the pain points facing API capability opening? (Multiple Choice)

How does the API provider open up capabilities?

The pursuit of back-end services is more stable, safe and reliable.

How to quickly acquire and master API for APP developers

How to manage and control the open API

199. What kinds of private images can be created? (Multiple Choice)

System disk mirroring

Market mirroring

Data disk mirroring

Mirror of the whole machine

200. The cloud server must be shut down when creating a private image.

True

False

Page 21 of 26

201. When modifying a virtual interface, which of the following parameters can be modified? (Multiple Choice)

Virtual interface name

Remote gateway

Description

Remote subnet

202. Elastic load balancing automatically distributes access traffic to multiple cloud servers, expands the external service capabilities of the application system, and achieves a higher level of application fault tolerance.

True

False

203. VBD type cloud hard disk supports transparent transmission of SCSI commands, allowing the cloud server operating system to directly access the underlying storage medium.

True

False

204. The file system can be accessed across VPC.

True

False

205. What status does the API gateway monitor API? (Multiple Choice)

Number of requests

Number of errors

System resources

Call delay

206. What are the VPC access rights control? (Multiple Choice)

Fingerprint

Password

Network ACL

Security Group

207. If you want to keep multiple versions of an object, which of the following can be achieved?

Modify storage category

Enable log management

Configure life cycle rules

Enable multi-version control

208. What scenarios are included in the user's copy mirroring? (Multiple Choice)

Copy non-encrypted images across regions

Copy encrypted image to non-encrypted image

Copy encrypted images across regions

Copy non-encrypted image to encrypted image

209. The main function of database security service does not include which of the following?

Anti-climbing

Database firewall

Database audit

Sensitive data discovery and desensitization

210. What are the warning levels of cloud monitoring? (Multiple Choice)

Urgent

Tips

Secondary

Important

Page 22 of 26

211. Which of the following methods can be used to set the access rights of anonymous users of OBS objects? (Multiple Choice)

OBS bucket ACL

Policy on OBS objects

Policy on OBS Buckets

OBS object ACL

212. The IPSec framework contains several protocols. What are the important ones? (Multiple Choice)

BIP

ESP

IKE

213. When mounting a file system in a Linux system, which file needs to be configured for DNS?

/etc/resolv.conf

/usr/local

/sbin/service

/dev/tty

214. Through which of the following can record the operation events related to the relational database instance, that convenient for future query, audit and backtracking?

Cloud Audit Service

Elastic scaling

Virtual Private Cloud

Cloud Monitoring Service

215. The elastic scaling service is billable.

True

False

216. After the elastic cloud server is successfully created, if the specifications do not meet the requirements, the specifications of the cloud server can be changed.

True

False

217. OBS Bucket A sets a Policy that does not allow any user to access the objects in the bucket, there is an object B in Bucket A, which is set with ACL permissions that allow anonymous users to access, then users can access the objects through anonymous access B.

True

False

218. Regarding the constraints of creating data disk mirroring, which of the following statements is wrong?

When using the data disk of a cloud server to create a data disk image, make sure that the cloud server must have a system disk

To create a data disk image from an external file, the operating system type must be clearly specified

When using the data disk of a cloud server to create a data disk image, the data disk of the cloud server cannot be empty

When creating a data disk image, you can select multiple data disk sources at the same time

219. Which of the following methods are available to access the elastic file service? (Multiple Choice)

Client method

Local method

API method

Management console method

220. Which of the following is not included in the key features of WAF (Web Application Firewall)?

Prevent Webshell upload

Prevent excessive flow

Anti-leech

Prevent SQL injection

Page 23 of 26

221. Which of the following options ensure the reliability of cloud hard drives? (Multiple Choice)

Cloud hard disk snapshot

Cloud hard disk sharing

Cloud hard disk backup

Cloud hard disk triple copy technology

222. After mounting the newly purchased cloud hard disk to the cloud server, it can be used directly.

True

False

223. Cloud hard disk backup is billable, and it is divided into two types, "annual and monthly subscription" and "pay-as-you-go".

True

False

224. Cloud monitoring is an open resource monitoring platform that can provide services such as resource monitoring, alarms, and notifications.

True

False

225. Which of the following product advantages does API Gateway have? (Multiple choice)

Flow control

Simple and easy to use monitoring

Easy to deploy

Unified market

226. Regarding the description of the physical dedicated line parameters, which of the following is wrong?

The maximum bandwidth supports 100Mbit/s.

Port type supports 1G and 10

Access location Select the location where the physical dedicated line needs to be accessed.

Select the region where the VPC that the user's local data center needs to connect to is located

227. Which of the following operations cannot be performed by the recipient of the shared image?

Reject shared images provided by other users

Remove shared images that have been accepted

Share designated mirror

Accept shared images provided by other users

228. Which of the following addresses cannot be added to the authorized address of the VPC?

224.0.0.1

10.5.5.10

10.0.1.32

192.168.1.0

229. Cloud hard disk supports multiple backups per day.

True

False

230. After the relational database instance is successfully created, the database port cannot be modified.

True

False

Page 24 of 26

231. Which of the following Huawei Cloud services belong to the laaS layer service?

Elastic File Service SFS

Relational database RDS

Cloud Container Engine CCE

Cloud Desktop Service Workspace

232. What are the network segments supported by the current VPC? (Multiple choice)

100.64.0.0/24

172.16.0.0/12

10.0.0.0/8

192.168.0.0/16

233. Which of the following factors need to be considered in the early stage of cloud dedicated line access? (Multiple choice)

Number of cloud dedicated lines

Virtual interface configuration parameters

Cloud dedicated line bandwidth rate

Port type for cloud dedicated line access

234. The user can realize the conversion between encrypted mirroring and non-encrypted mirroring through the mirroring function in the region.

True

False

235. When it is necessary to increase the number of instances in a scaling group at a fixed time each week, which scaling strategy can I set to achieve?

Warning strategy

Timing strategy

Cycle strategy

All of the above

236. Which lines are currently supported by DDoS Anti-DDoS? (Multiple choice)

Telecommunications

Mobile

BGP line

Unicom

237. Regarding the description of the physical dedicated line created by the partner, which of the following is wrong?

One physical dedicated line for operation can be bound to multiple physical dedicated lines for tenants

Partners can purchase and operate physical leased lines without an administrator account.

Partners create leased lines for ordinary users by creating tenant physical leased lines

Partners can purchase and operate physical dedicated lines

238. A disk can only be bound to one backup strategy.

True

False

239. Which of the following database instances does Relational databases support to create? (Multiple choice)

Mongo DB

PostgreSQL

SQL Server

MySQL

240. Regarding the impact of cloud hard disk deletion on cloud hard disk backup, which of the following statements is correct? (Multiple choice)

After deleting the cloud hard disk, the backup data will not be deleted

After deleting the cloud hard disk, the backup data is also deleted

After deleting the cloud hard disk, you can also use the backup to restore the cloud hard disk

After deleting the cloud hard disk, you can also use the backup to create the cloud hard disk

Page 25 of 26

241. Cloud monitoring service is a three-dimensional monitoring platform for elastic cloud servers, bandwidth and other resources. It can provide you with real-time monitoring alarms, notifications, and personalized report views, allowing you to accurately grasp the status of product resources.

True

False

242. When creating an elastic cloud server, you can initialize the elastic cloud server through the "file injection" function provided by the system.

True

False

243. How does the cloud hard disk triple copy technology ensure data consistency?

When reading data fails, automatically repair the damaged copy

When writing data, only when multiple copies of the data have been written, will return a successful data write response to the application

When writing data, perform write operations on 3 copies at the same time

When reading data, perform read operations on 3 copies at the same time

244. What are the advantages of transmitting data packets on the public network based on IPSec? (Multiple choice)

Fast

Confidential

Real

Complete

245. When two elastic cloud servers in the same VPC cannot communicate with each other or packet loss occurs, which of the following factors need to be checked? (Multiple choice)

Check the network ACL

Check the internal network card information of the elastic cloud server

Check the security group rules

Check the unreachable ports

246. The smallest management unit of relational database services is an instance.

True

False

247. The composition of the cloud security service system includes network security, application security, data security, host security and security management.

True

False

248. After the object storage service successfully creates the bucket, the region cannot be changed. Therefore, you need to carefully select the region when creating the bucket.

True

False

249. The application of cloud monitoring in elastic scaling includes monitoring scaling instances and scaling bandwidth.

True

False

250. Among the HUAWEI CLOUD EI services, which service is called the "faster inclusive AI development platform"?

Model Arts

MLS Machine Learning Service

DLS Deep Learning Service

GES Graph Engine Service

Page 26 of 26

251. The use of cloud hard disks is the same as that of traditional hard disks. The cloud hard disks mounted on the cloud server can be formatted and file systems created to achieve persistent data storage.

True

False

252. The network segment of the subnet must be within the range of the VPC network segment.

True

False

253. Which of the following file system types does the elastic file service have? (Multiple choice)

SFS

SFS Turbo Standard type

SFS Turbo enhanced type

SFS Turbo performance type

254. After creating a Windows elastic cloud server, in order to remotely connect to the elastic cloud server through RDP, which port needs to be opened in the security group entry direction?

3389

255. Regarding the description of the expected number of instances in the elastic scaling, which of the following is wrong?

The number of expected instances cannot be less than the minimum number of instances

The scaling activity can be triggered by manually adjusting the expected number of instances

The triggering of the scaling strategy cannot change the expected number of instances

The number of expected instances cannot be greater than the maximum number of instances

256. In the cloud monitoring parameter configuration, which of the following notification methods are included in the alarm notification? (Multiple choice)

HTTP POST

HITPS POST

SMS notification

Latest HCIA-Cloud Service V3.0 H13-811_V3.0 Updated Questions

Latest HCIA-Cloud Service V3.0 H13-811_V3.0 Updated Questions

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