Huawei H13-831-ENU 問題集

質問 1：
When the user performs the following operations on the HUAWEI CLOUD ECS elastic cloud server. Which item requires ECS to take effect?
A. Install the ICAgent client
B. Change from on-demand billing to monthly billing
C. Add a data disk.
D. The console resets the system administrator user password.
正解：D

質問 2：
HUAWEI CLOUD ServiceStage application performance analysis provides powerful analysis tools. So that users can quickly locate fault points and bottlenecks. In addition to tools such as call chain, transaction application status, call process, etc., what other charting tools can be used?
A. Mind chart
B. Topology
C. Flow chart
D. UML chart
正解：B

質問 3：
Which of the following description about the difference between HUAWEI CLOUD AOM and APM is wrong?
A. APM has a separate console entrance, and APM cannot be used alone.
B. AOM and APM both belong to a three-dimensional operation and maintenance solution system. Shared collector
C. The AOM interface integrates APM, which can be operated and maintained through the AOM interface.
D. AOM provides basic operation and maintenance capabilities, and APM is a supplement to AOM operation and maintenance capabilities.
正解：A

質問 4：
The health check mechanism of HUAWEI CLOUD ELB can identify whether there are unavailable ECS instances in the back-end server group. If there are, these abnormal ECS instances will not be assigned tasks until these ECS instances return to normal. However, in some special application scenarios, the health check needs to be turned off. Which of the following descriptions about turning off the health check is correct?
A. The health check can be turned off for the fourth layer service, but the health check cannot be turned off for the seventh layer service.
B. The health check cannot be closed on the fourth and seventh floors.
C. Both the fourth and seventh floors can close the health check.
D. The health check can be turned off for the seventh layer service, but the health check cannot be turned off for the fourth layer service.
正解：C

質問 5：
A certain company's business is often attacked by foreign countries, Hong Kong, Macau, Taiwan and China, and it is found through analysis.
1: Foreign, Hong Kong, Macao and Taiwan attack traffic accounted for 90%, and domestic attack traffic accounted for 10%.
2: Effective visit traffic from foreign countries, Hong Kong, Macao and Taiwan accounted for 5%, and domestic effective visit traffic accounted for 95%.
Therefore, the company's management decided that foreign, Hong Kong, Macao and Taiwan users will follow up to visit the company's business through the new domain name.
Which of the following options can quickly and effectively help this company block attacks or access to the original domain name by traffic from foreign countries, Hong Kong, Macao and Taiwan?
A. Network ACL
B. Anti-DdoS
C. VNGFW
D. DDOS high defense
正解：D

質問 6：
A company uses the RDS for mysql service of HUAWEI CLOUD. As the amount of data increases, the disk of the RDS instance is found to be full. Which of the following methods can be used to solve it? (Multiple choice)
A. If the binlog log file occupies too much, you can contact a technician to clear the local binlog log to free up disk space.
B. Expand the disk storage space size.
C. Change the storage type to super high 10, and then expand the disk capacity.
D. You can delete useless historical table data to free up space.
正解：A,B,D

質問 7：
Tenants can use IAM's identity provider to interface with their original identity authentication system. This completes the copying and automatic creation of account information.
A. False
B. True
正解：B

質問 8：
Which of the following description of the comparison between Hive and Oracle databases are correct? (Multiple choice)
A. Hive is stored on HDFS, Oracle is stored on the local file system.
B. Hive can be expanded to thousands of nodes, but Oracle can only be expanded to about 100 in theory.
C. Large amount of data in a single table Hive can be partitioned into buckets. The large amount of Oracle data can only be divided into tables.
D. Hive is an open source and free big data processing tool, Oracle needs a commercial license fee.
正解：A,B,C,D

質問 9：
In order to collect and analyze a large amount of user data generated by shopping websites, an e-commerce company plans to deploy a mongoDB database on the cloud.
After testing, it is found that the database requires 500w PPS packet sending and receiving capabilities and 20Gbps intranet bandwidth. Among the following ECS elastic cloud servers, which type is most suitable to deploy this database application?
A. H3 high-performance computing
B. I3 super high 10 type
C. C3 general computing enhanced.
D. M3 memory optimized.
正解：D