【单选题】MySQL is installed on a Linux server and has the following configuration: What is the purpose of changing ownership of datadir to the ‘mysql’ user?()
A.
MySQL requires correct file ownership while remaining secure
B.
MySQL needs to be run as the root user, but file cannot be owned by it
【单选题】You are going to hear a passage about the changing US job market. Now listen carefully and then tick the appropriate answer to each of the following questions. 1. What is the most important change of ...
A.
The appearance of new work force in the service economy
B.
The shift from a manufacturing economy to a service economy.
C.
The disappearance of work force from the manufacturing economy.