The problem with traditional PC office is?

Which of the following statements are correct? (Multiple choices)

OBS bucket A sets a Policy, which does not allow any user to access the objects in the bucket. In bucket A, there is an object B.
ACL permission is set to allow anonymous users to access it. Users can access object B through anonymous access.

The traditional IT infrastructure architecture has been unable to support the efficient operation of enterprises. It urgently calls for the arrival of structural changes. Which is not the main reason?

Which of the following description about the ELB configuration is incorrect?