A.any new ROLE accounts

B.any user created without a password

C.any user created with a username, but missing the host name

D.any user set as DEFINER for stored programs

E.any internal system accounts

A.QN = 3

B.QN = 4

C.QN = 5

D.QN = 2

E.QN = 1

A.sort_buffer_size

B.read_buffer_size

C.key_buffer_size

D.tmp_table_size

E.innodb_buffer_pool_size

F.table_open_cache

A.buying more disk

B.adding circular replication nodes for increased DML capability

C.consulting the application team about any future projects and use

D.upgrading to the latest application version

E.monitoring OS resources for patterns

F.buying more CPU

G.basing expected growth on an average of the last 3 years

H.buying more RAM

A.Execute SET GLOBAL max_error_count = <number of messages at point to rotate>.

B.Execute SET GLOBAL expire_logs_days=0 to enforce a log rotation.

C.Rename the error log file on disk, and then execute FLUSH ERROR LOGS.

D.Execute SET GLOBAL log_error = '<new error log file>'.