Free Huawei H13-831_V2.0 Exam Questions

Question 1

A large enterprise is planning to migrate its entire internal business system to HUAWEI CLOUD to save overall data IT Procurement costs and operational costs. In terms of security, the company made two requirements:1, Because the administrator often travels, it needs to be supported Hold on to a long distance The security operation and maintenance of the process;2Multiple subsystems are used independently by different departments, and network isolation between subsystems is required; The following is depicted Describe what can meet the company's needs? Multiple selection

A : Create multiple ECS instances under a VPC to install subsystems used by different departments, and assign only private IP addresses to all ECS instances and put them into unique security groups

B : Establish a separate bastion host for remote login and O&M, and authorize the bastion host to access other subsystems ECS

C : Use the security group feature in VPC to put ECS instances running different subsystems into dedicated security groups

D : When the VPN tunnel service is enabled the administrator uses VPN encrypted communication during operation and maintenance

Answer: B,C,D

Question 2

A customer's business systems are all running on the company's public cloud platform, but for some reasons, all business systems are now migrated to HUAWEI CLOUD According to the survey, there are 100 hosts on the cloud (Window s server 2016R2 and Centos7. 2 operating systems), 5 sets of MySQL data volume 10TB, object storage data 100TB, If you are the implementer of this time Cheng Shi, what tools can you use to migrate customers' business systems? Multiple selection

A : DRS

B : OMS

C : CDM

D : SMS

Answer: A,B,C,D

Question 3

Xiao Li, as the company's operation and maintenance personnel, in order to strengthen the data security in the database, Xiao Li needs to use OMS to add IDC to MySQL. The data in the database is synchronized to ApsaraDB for RDS in real time to achieve MySQL database disaster recovery.

A : TRUE

B : FALSE

Answer: A

Question 4

A game company recently released a new online game product, which was warmly welcomed by users after its launch. However, during the evening rush hour, users often log in congestion and cannot access the system normally, and the user experience feedback is poor. The company asked to resolve this issue quickly, and as the company's IT architect, which of the following would be the appropriate solution? Multiple selection

A : Performance can be scaled by adding more servers to the load-balanced network so that accepted requests can be distributed to different back-end systems according to policy

B : Replace one large resource with multiple small resources to reduce the impact of a single failure on the entire system

C : Build the system on the cloud's dynamically scalable architecture that supports a good user experience and streaming Growth in volume or data size does not degrade performance

D : Interdependencies in the system should be reduced. allowing various components to pass only through specific. technology-independent interfaces (e.g., RES TFUL API). Interact with each other. Technical implementation details are hidden so that the underlying implementation can be modified without affecting other components

Answer: A,B,C,D

Question 5

A state-owned enterprise company is recently undergoing cloud assessment, and the company has put forward requirements for the IT department, requiring that the annual business expenditure be strictly controllable, and no changes are allowed after the budget is determined at the beginning of the year. In addition, the business department also put forward requirements for the IT department, so it is the first time to try to go to the cloud so it will frequently create, delete, change the configuration and other operations of virtual machines, and ensure that these operations are flexible and simple. So which of the following options does IT need to choose to meet these requirements? Multiple selection

A : In the reservation billing model (on-demand package package), the expenditure is determined in advance, and the creation, deletion, and configuration of virtual machines within the reservation scope will not cause cost changes

B : Purchase DeH according to the budget, and then purchase ECS on it, and then create, delete, and change ECS on Dahl without incurring costs

C : Easy-to-use ECS purchase, flexible and can be created and deleted at any time.

D : When purchasing ECS on a package cycle, you can determine a one-year budget in advance to ensure that it does not exceed it

Answer: A,B