Passing Huawei H13-831 Exam Using 2022 Practice Tests [Q53-Q74]

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Passing Huawei H13-831 Exam Using 2022 Practice Tests

H13-831 Study Guide Brilliant H13-831 Exam Dumps PDF

Q53. Which of the following features does the HUAWEI CLOUD BMS bare metal service support? (Multiple choice)

OS automatically issued without installation.

Local disk storage can be used.

EVS cloud disk can be mounted.

Can use custom network.

Q54. HUAWEI CLOUD EVS service supports the conversion of disk types from ordinary IO disks to ultra-high IO disks.

True

False

Q55. For services with high data consistency requirements, when performing database port switching, which of the following switching strategies should be selected?

Reliability first

Consistency first

Availability first

Feasibility first

Q56. What kind of loading mechanism is used to load the implementation class of the HttpServerFilter extension mechanism into the user microservice?

Sprine Bean loading mechanism

SPI loading mechanism

Maver configuration file loading mechanism

Customize XL configuration file loading mechanism.

Q57. When users use HUAWEI CLOUD SMS to migrate window hosts, the basic unit of file system block (Block) is used for migration, and only valid block data is migrated to the destination server, thereby improving migration efficiency.

TRUE

FALSE

Q58. When users use HUAWEI CLOUD AOM to manage the operation and maintenance of the microservice system. Need to establish the mapping between AOM business model and actual resources. Which of the following description about the mapping relationship are correct? (Multiple choice)

An elastic cloud server corresponds to the “host” in the AOM business model.

Corresponding to the “instance” in the AOM business model for a microservice.

a kubernetes of P0D correspond AOM business model of “service”.

ELB elastic load balancing service corresponds to the “middleware” in the AOM business model.

Q59. After the customer’s business system was put on the cloud, the customer operation and maintenance engineer discovered through CES that the memory usage of a certain ECS continued to rise every day, and it has reached 90%. Which of the following measures cannot be taken by the customer operation and maintenance engineer to solve the problem?

Analyze the application log, if the business volume increases, it can be solved by changing the cCS specification.

Analyze the application log, if you find that the application has a memory leak problem, you can modify the application code to completely solve the memory leak problem.

Contact Huawei engineers to help reduce ECS memory usage from the background.

Analyze the application log, if you find that the application has a memory leak problem, you can restart W to temporarily solve it.

Q60. Which of the following descriptions about the backup and recovery of Huawei Cloud RDS cloud database are correct? (Multiple choice)

After the RDS database is actively deleted, the instance backup can be used to ensure data security.

HUAWEI CLOUD RDS will automatically create database instance backups during the backup period of the database instance.

Tenants can restore data to any point in the available backup retention period.

The default interval for HUAWEI CLOUD RDS incremental backup is 5 minutes.

Q61. Huawei Cloud APM application performance monitoring uses the Apdex value to measure the performance of the application.
When the Apdex value is within which range of the following options, it means that the user experience is poor?

0≤Apdex <0.3

0.3≤Apdex <0.75

0.75≤Apdex <1

1≤Apdex <2

Q62. Which of the following descriptions about Huawei Cloud DDS cluster architecture (Sharding) is wrong?

config is the configuration node, each cluster fixed one config, default specifications for the 2-core / 4G / 20GB of disk space, and the size can be changed.

HUAWEI CLOUD DDS cluster is divided into community version and community enhanced version, and the community enhanced version cluster adopts a storage and computing separation architecture.

mongos routing node, the user can choose to create 2-12 months mongos nodes, then the node may add or delete according to the demand, adjust the size.

shard is fragmented assembly, the user can choose to create 2 to 12 shard nodes, may be followed according to the elastic expansion demand, adjust the size.

Q63. Which of the following databases has excellent geographic location computing functions and complete transaction support?

MySQL

PostgreSQL

SQL Server

MogoDB

Q64. Which extension mode does Huawei Cloud DDS document database service not support?

Multiple Mongos

Multiple Shard nodes

Disk expansion in replica set mode.

HA active/standby mode

Q65. Which of the following source database engines does Huawei Cloud DRS support? (Multiple choice)

PostgreSQL

MySQL

SQL Server

MongoDB

Q66. In the product architecture of HUAWEI CLOUD Application Operation and Maintenance Management AOM, which of the following data storage can be supported at the storage and transmission layer? (Multiple choice)

MysSQL

Redis

ETCD

ElasticSearch

Q67. When users use the “Site Monitoring” function of HUAWEI CLOUD CES, which of the following monitoring types can be used? (Multiple choice)

SSH

PING

TCP

HTTP or HTTPS

Q68. In the product architecture of HUAWEI CLOUD Application Operation and Maintenance Management AOM, which of the following data storage can be supported at the storage transport layer? (Multiple choice)

MySQL

Redis

ETCD

ElasticSearch

Q69. Which of the following descriptions about the principles of HDFS and the role of each module are correct? (Multiple choice)

NameNode is the Master node. Responsible for managing HDFS name space and data block mapping information.

Client is responsible for accessing and interacting with NameNode, obtaining file location information: interacting with DataNode, reading and writing data.

Secndary NameNode assists NameNode and shares its workload. In case of emergency. It can be used to help restore NameNode. However, Secondary NameNode is not a hot standby of NameNode.

DataNode is a slave node, responsible for storing actual data. Perform reading and writing of data blocks and report storage information to the NameNode

Q70. Which of the following description is wrong about Huawei Cloud DAS data management service?

Huawei Cloud DAS can manage the self-built MySQL database on Huawei Cloud ECS

Huawei Cloud DAS currently only supports the management of MySQL, Microsoft SQL Server, and DDS engines

Huawei Cloud DAS can view the client address currently connected to Huawei Cloud RDS cloud database.

Huawei Cloud DAS can support cross-region access in Huawei Cloud.

Q71. Which of the following is not the reason caused MySQL database replication latency standby?

The network delay between the main and standby machines is high.

Continuous large transactions on the main library.

The hardware configuration of the standby machine is poor.

Binlog is not turned on from the library.

Q72. A company deployed its own e-commerce system using HUAWEI CLOUD services, and stored daily transaction records in HUAWEI CLOUD 0BS, accumulating day by day, taking up a lot of storage space, and more than a year of transactions Records are hardly used any further. Which of the following ways can tenants change the storage type to minimize costs? (Multiple choice)

by calling the OBS ‘s SDK will be a year of object storage types into low-access memory.

by calling the OBS ‘s SDK will be a year of object storage type into archival storage.

Automatically convert objects from one year ago to low-frequency access storage through the lifecycle management configuration of the 0BS service.

Automatically convert objects from one year ago to archive storage through the lifecycle management configuration of the 0BS service.

Q73. When the back-end server group corresponding to HUAWEI CLOUD ELB contains multiple ECS instances, if the external processing capabilities of the Ecs instances are different, in order to make full use of the processing capabilities of the ECS instances. Which of the following options is the most reasonable?

The purpose of ELB is to balance the load between ECs instances in the background. Unable to allocate more requests to a certain type of cS instance.

Assign higher weights to ECS instances with strong processing capabilities. The higher the weight, the more access requests will be allocated.

Distribute tasks according to the polling mode, and a strong cCS instance will be able to distribute more requests.

Distribute tasks according to the mode of the minimum number of connections, and more capable ECS instances will be able to allocate more requests.

Q74. The centOS7.4 operating system is also installed. The public image of HUAWEI CLOUD BMS bare metal service is different from the public image of conventional ECS server.

True

False

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Passing Huawei H13-831 Exam Using 2022 Practice Tests [Q53-Q74]

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