In a large and medium-sized database application, files such as data, logs, and modification records are stored in the associated LUN1, LUN2, and LUN3 respectively, and remote replication tasks 1, 2, and 3 are created respectively, and the engineer copies these three remotely The task is added to the consistency group.
In this case, which of the following statements are correct? (Multiple choice)

What are the recommended scenarios for installing iDA in a virtual machine? (Multiple choice)

Operation and maintenance includes a variety of capability requirements, not only product technology, but also management systems, processes, and other elements.

A storage device of an enterprise generates a fault alarm. After engineer A arrives at the customer site, he prepares to collect storage device information and pass it to R&D for further analysis.
What collection methods can Engineer A use to collect information? (Multiple choice)

In the era of big data, you should also have big data thinking. Which of the following statements is wrong?