In an Internet company's storage system, two businesses, A and B, are constantly competing for cache and network resources, causing other businesses to wait longer. In order to solve this problem, it is necessary to configure cache partition and flow control technology. Among them, business A is a transaction processing application, business B is an analytical query application, and it needs to ensure that business A responds immediately.
So how to configure it reasonably? (Multiple Choice)

The full name of RPO used in disaster recovery backup is:

Which of the following are not the advantages of cloud data centers?

An e-commerce company has configured the highest priority of I/O for the main online transaction business in the storage system, and the instant messaging and archive services are respectively low and medium priority. At this time, the I/O needs to be written in the same time period 123456 , Among which 3,5 comes from online transaction business, 2,6 comes from instant messaging, 1,4 comes from archiving business, which of the following I/O writing sequence is wrong? (Multiple Choice)

Regarding the definition of information, which of the following descriptions are correct? (Multiple Choice)