A.a file system copy created while MySQL was shut down.

B.a file system-level snapshot

C.an up-to-date replication slave

D.a backup created using FLUSH TABLES ... FOR EXPORT

E.a backup created with mysqldump --all-databases

A.It caches index blocks for MyISAM tables only.

B.It caches index blocks for all storage engine tables.

C.It is a global buffer.

D.It is set on a per-connection basis.

E.It caches index blocks for InnoDB tables only.

A.It shows how many bytes will be used from each index row.

B.It shows the number of characters indexed in the key.

C.It shows the total size of the index row.

D.It shows how many columns in the index are examined.

A.the install plugin command for the mysql_cleartext_password plugin

B.the mysql client with the --ignore-password-hashing option

C.the mysql_secure_installation script to update server security settings

D.the mysql client with the --enable-cleartext-plugin option

E.the mysql_upgrade script

A.server-id

B.master-logging

C.log-master-updates

D.rpl-recovery-rank

E.enable-master-start

F.log_bin