HCIE-Cloud Service Solutions Architect V1.0 (H13-831-ENU) Free Practice Test

Question 1

HUAWEI CLOUD will sell available idle computing resources at a certain discount, which is called auction instance. Which of the following descriptions of Huawei Cloud bidding instance is wrong?

A. Performance Bidding instance sold at a discounted price than the same size of the normal ECS low.

B. The price of the auction instance changes in real time with the market supply and demand relationship.

C. Spot instances are automatically deleted after 5 minutes after exceeding the expected purchase price.

D. It is necessary to set the price upper limit of the elastic cloud server when purchasing an auction instance.

Correct Answer: A

Question 2

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

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

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

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

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

Correct Answer: B

Question 3

If tenants have high requirements for data key storage, even if the operation and maintenance personnel of HUAWEI CLOUD cannot obtain the relevant keys directly, which of the following encryption schemes is recommended for tenants?

A. KPS: Key Pair Management Service

B. KMS: Key Management Service

C. RDS encryption

D. Dedicated HSM: Exclusive encryption

Correct Answer: D

Question 4

Which of the following descriptions about Huawei Cloud ELB service is wrong?

A. The service capabilities of ELB have nothing to do with the back-end ECS public network specifications

B. The same group of ECS cannot build multiple websites and perform load balancing at the same time.

C. ECS of the same operating system can be used as the back-end server of ELB service at the same time.

D. Adjust the number of back-end ECS at any time during the use of ELB.

Correct Answer: B

Question 5

What is the default scheduling mode of Spark Job?

A. Specify at runtime

B. LIFO

C. FAIR

D. FIFO

Correct Answer: D

Question 6

HUAWEI CLOUD has introduced Kata container technology in the CCI service to improve the security of single-container instances. Which of the following descriptions of Kata containers is correct?

A. The resource utilization of Kata containers is higher than that of Docker containers.

B. The isolation of Kata containers is better than that of virtual machines.

C. Kata is a container project managed by the Kubernetes community.

D. Kata container needs the support of Hypervisor layer.

Correct Answer: D

Question 7

Because stand-alone RDS has certain limitations in processing large quantities of data, a company decided to use Huawei Cloud DDM distributed middleware + RDS instance to solve the problems of limited stand-alone RDS expansion capabilities and slow database response. Which of the following description about the advantages of DDM distributed middleware + RDS instance over stand-alone RDS are correct? (Multiple choice)

A. Horizontal expansion, DDM supports new RDS instances without interrupting business, and horizontal expansion of storage space.

B. separate read and write, the user can read the data in accordance with the pressure load for each RDS instance configuration - one or more read-only instance, improve query concurrency.

C. High performance, DDM instance associates multiple RDS nodes, and realizes parallel computing at the same time.

D. Data distributed storage, DDM adopts a horizontal split method to split a single database with a large number of data records according to specified rules, and distributed storage to each partition.

Correct Answer: A,B,C,D

Question 8

After customers purchase basic cloud services such as HUAWEI CLOUD ECS and EVS, they deploy an open source MSQL database on ECS. When it is found that the SQL read and write of the database is slow.
Which of the following descriptions are correct about how users deal with referrals? (Multiple choice)

A. The customer database is slow to read and write. The preliminary analysis is that the hard disk is slow to read and write. If the hard disk fails to meet the promised performance indicators, report the failure to Huawei engineers for assistance.

B. In order to solve the problem as soon as possible, the customer does not need to analyze the problem and directly report the problem to Huawei engineers for solution.

C. The customer will check which MySQL table is slow to read and write and create a new index if the appropriate index is not established.

D. The customer database is slow to read and write. The initial analysis is that the network delay is large. If there is a bandwidth bottleneck within the bandwidth purchase range, report the failure to a Huawei engineer for assistance.

Correct Answer: A,C,D

Question 9

A user to use Huawei's cloud ECS services, and for each ECS instance is assigned a data disk, due to the increase in business volume. Data emergency disk capacity, disk data capacity is needed now, which of the following operations are correct? (Multiple choice)

A. On the ECS instance where the Windows system is installed, expand the D disk through the disk management " extended volume ".

B. On the ECS instance where the Windows system is installed, expand the D drive through the disk management " new simple volume ".

C. On the BCS instance where the centos 7.4 system is installed and the kernel version is higher than 3.6.0, the rompart disk partition command is used to expand the capacity, and then the disk partition is expanded through the esizefs disk partition command.

D. On the ecS instance where the Cento7.4 system is installed and the kernel version is higher than 3.6.0, the irane file is regenerated through the dreut -f command, and then the disk partition is expanded through the isze28 disk partition command.

Correct Answer: A,C

Question 10

A customer's business systems are all running on the public cloud platform of company x. For some reasons, all business systems are now being migrated to Huawei Cloud. Research on the client hosts through cloud 100 units (the Windows Server 2008R2 and CentOS7 2 operating system), 5 sets 8ySL database 5.7 data amount 10TB object stores data 100TB.
If you are the implementation engineer this time, what tools can you use to migrate the customer's business system? (Multiple choice)

A. CDM

B. DRS

C. SMS

D. OMS

Correct Answer: A,B,C,D

Question 11

When the user uses the "site monitoring" function of Huawei Cloud CES, which of the following time intervals cannot be selected for the PING monitoring frequency?

A. 1 second

B. 5 minutes

C. 20 minutes

D. 1 minute

Correct Answer: A

Question 12

If the MySQL database instance turns on the SSL function, you cannot use the related functions of database security auditing.

A. FALSE

B. TRUE

Correct Answer: B

Question 13

A company uses the ECS service of HUAWEI CLOUD. ECS instances are distributed in different VPCs in the same region. In order to facilitate the sharing of data between ECS instances, which of the following solutions are feasible? (Multiple choice)

A. Use cloud hard disk EVS service

B. Use SFS Tubo file system. Through the VPC peer-to-peer connection function. Connect two or more VPCs in the network area to enable these VPCs to communicate with each other.

C. Use OBS object storage to mount the OBS parallel file system to the Linux system through the obsfs tool.

D. Use elastic file service SFS. And configure multiple VPC access.

Correct Answer: A,B,C,D

Question 14

Which of the following options are not part of the Huawei Cloud online migration service? (Multiple choices)

A. DRS

B. SMS

C. SMT

D. DTS

Correct Answer: C,D

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Huawei HCIE-Cloud Service Solutions Architect V1.0 (H13-831-ENU) Free Practice Test