Free Huawei H13-821_V3.0 Practice Test & Real Exam Questions

Which of the following descriptions about the product architecture of the document database service DDS replica set is wrong?

There are many types of data in the Internet of Vehicles scenario, some of which are time-related and have a very large amount of data, such as motion track records, battery data, monitoring data, etc. Which of the following types of data services is recommended?

Which of the following descriptions about the comparison between elastic cloud servers, bare metal servers, and dedicated hosts is correct?

The following is a list of several reasons for an Internet customer to use CDN services. Which of them is the most important reason?

Compared with non-relational databases, relational databases use semi-structured datasets to store data, while non-relational databases use structured tables to store data.

Huawei container image service SIR supports node intelligent scheduling, which can be automatically allocated to the nearest host node for construction according to the image address used, and automatically allocated to idle nodes according to the load. However, it cannot be scheduled across regions.

HUAWEI CLOUD provides exclusive load balancing services and shared load balancing services.
In the description of the respective advantages of the dedicated load balancing service and the shared load balancing service, which one is wrong?

In the configuration of Situational Awareness SA, the maximum host quota refers to the maximum number of authorized detection hosts. It is recommended that the maximum host quota not be lower than the total number of hosts under the current account when purchasing.

Both SOA architecture and microservice architecture are common microservice architectures. Which of the following descriptions about the difference between the two is wrong?

No-relational databases have extremely high concurrent read and write performance. Because it uses () to store data.

Which of the following descriptions about SOA architecture and microservice architecture are correct? (Multiple choice)

After the website is connected to the Web Application Firewall TAF, the file upload request of the website will be subject to certain restrictions.

With the continuous evolution of the IT architecture, the complexity of the architecture is getting higher and higher. The development and operation and maintenance within the enterprise are often two independent departments, and there are obvious differences in work and technical directions. When completing an application project together, the communication is not smooth, which leads to a delay in the application progress and a significant drop in enterprise efficiency. Therefore, the entire system architecture needs to evolve continuously, from traditional operation and maintenance to automated operation and maintenance, and break the barriers of operation and maintenance engineers, development engineers, and quality assurance engineers, so as to form an efficient work system.

In the era of rapid Internet development, data is not only very important for individuals, but also especially important for all industries such as the country, government, finance and medical care. For important data, it is necessary to back up key application data every day, such as ERP, CRI, mailbox server and document server data, and perform a full business backup every weekend.