You are taking back up of your MySQL database server. You need to take a back up of the file that has been
created by the replication slave server and contains information needed for connecting to the master server.
Which of the following files will you copy?

A.
Master.info

B.
My.ini

C.
Relay-log.info

D.
My.cnf

Explanation:
Replication slave servers create a master.info filethat contains information needed for connecting tothe
master server.
Answer C is incorrect. This file indicates the current progress in processing the relay logs. Answer Band D are
incorrect. These files contain configuration information that must be restored after a crash.