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H13-831 Dumps Questions Study Exam Guide
NEW QUESTION 155
When the user uses the Huawei Cloud AOM service. Which of the following Agent plug-ins must be installed?
- A. Telescope
- B. SMS Agent
- C. IC Agent
- D. DIS Agent
Answer: C
NEW QUESTION 156
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. High performance, DDM instance associates multiple RDS nodes, and realizes parallel computing at the same time.
- B. Horizontal expansion, DDM supports new RDS instances without interrupting business, and horizontal expansion of storage space.
- C. 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.
- 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.
Answer: A,B,C,D
NEW QUESTION 157
The HR department of an enterprise has created a VPC, and the business department has also created a VPC. The HR department wants to access all the hosts in the VPC of the business department, and the business department also wants to access all the resources of the VPC of the HR department. How should the administrator of the company configure to meet this requirement?
- A. Both VPCs are configured with security groups and allow access to the network segment of the opposite VPC.
- B. Unable to get through the resources of the two VPCs.
- C. Both VPCs are configured with subnet ACLs and allow access to the network segment of the opposite VPC.
- D. In the business sector and the HR department VPC configuration between VPC peer connection.
Answer: D
NEW QUESTION 158
In the basic development of microservices, when the consumer calls the provider service and reports an error, the exception message is that the provider service cannot be found. What are the possible reasons? (Multiple choice)
- A. The PPLCATION ID of consumer service and provi der are different.
- B. There is no instance record of provi der service in the service center.
- C. The environment of consumer service and provi der service is different.
- D. The service center has no record of provider service.
Answer: A,B,C,D
NEW QUESTION 159
What are the commonly used data encryption methods for users? (Multiple choice)
- A. Client side encryption
- B. Server-side encryption
- C. Apply encryption
Answer: A,B,C
NEW QUESTION 160
Which of the following is not a capability of the "Cloud DBA function of a Huawei Cloud RDS instance?"
- A. Database hardware tuning
- B. Database engine check
- C. Database deadlock check
- D. Emergency database restart
Answer: A
NEW QUESTION 161
Which of the following is not the cause of the large delay between the main and standby recovery of MySQL database?
- A. Continuous large transactions on the main library
- B. The network latency between the main and standby machines is relatively high.
- C. Binlog is not turned on from the library.
- D. The hardware configuration of the standby machine is poor.
Answer: C
NEW QUESTION 162
The business of a company continues to develop, and the amount of data continues to accumulate, and data has become an important asset.
The company needs to provide data support for decision-making through data analysis and mining to make decision-making more scientific. Which of the following services can achieve this goal?
- A. Cloud Data Migration Service CDM
- B. Table storage service CloudTable
- C. Real-time stream computing CS
- D. Data Warehouse Service DWS
Answer: D
NEW QUESTION 163
HUAWEI CLOUD ELB is a service that distributes traffic to multiple ECS instances and supports Layer 4 and Layer 7 forwarding protocols. When the seven-layer service is loaded, which of the following methods is mainly used to distribute traffic to ECS instances? (Multiple choice)
- A. Source IP address and port in the message
- B. Distribution strategies and rules set in ELB.
- C. The destination IP address and port in the message
- D. Really meaningful application layer content in the message
Answer: B,D
NEW QUESTION 164
If the database instance of a Huawei Cloud tenant is under an unknown attack, which of the following methods is recommended for the tenant administrator to complete the creation of the database firewall policy?
- A. Risk-based IPS/IDS
- B. Learning mode
- C. Database firewall
- D. Cannot automatically create security policies for existing attacks.
Answer: B
NEW QUESTION 165
A company has developed a microservice using AVA-Chassis and PHP offline, and now it needs to be connected to the ServiceStage platform. Which application access method is recommended?
- A. Mobile application
- B. Web application
- C. Spring Cloud
- D. Service Comb
Answer: D
NEW QUESTION 166
When users use HUAWEI CLOUD SMS service to migrate a host with 500GB of data, with a source bandwidth of 20MB, how long does it theoretically take to complete the migration?
- A. 57 hours
- B. 63 hours
- C. 37 hours
- D. 9 hours
Answer: D
NEW QUESTION 167
HUAWEI CLOUD AOM application operation and maintenance management can monitor the key indicators of the application to reflect the application status. Which of the following description about application monitoring indicators are correct? (Multiple choice)
- A. Application traffic (raffic) is used to measure how busy components and systems are.
- B. Application saturation (saturation) can reflect the load of server resources.
- C. The error rate of the application (errors) can reflect the misconfiguration in the infrastructure.
- D. Application latency (latency) refers to the total time required to receive the response.
Answer: A,B,C,D
NEW QUESTION 168
When the customer uses Huawei Cloud SMS to migrate the host, the source host is the key login, and the target is the host created using the password login method. After the migration is completed, you can use the password to log in to the target host.
- A. True
- B. False
Answer: B
NEW QUESTION 169
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. 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.
- C. 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.
- D. 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.
Answer: A,B,D
NEW QUESTION 170
Which of the following options is the workflow for level protection?
- A. System grading > System filing > Construction rectification > Level evaluation
- B. System Filing > System grading > Construction Rectification > Level Evaluation
- C. System filing > System rectification > Level evaluation > System grading
- D. System grading > Construction rectification > System filing > Level evaluation
Answer: A
NEW QUESTION 171
Users can build their own virtual clusters on the BMS bare metal servers they have purchased.
- A. True
- B. False
Answer: A
NEW QUESTION 172
Which of the following is not a capability of the " Cloud DBA" function of HUAWEI CLOUD RDS instances?
- A. Emergency restart of the database
- B. Database hardware tuning
- C. Database engine check
- D. Database deadlock check
Answer: B
NEW QUESTION 173
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