Question 31

You have forgotten the root user account password. You decide to reset the password and execute:

Which additional argument makes this operation safer?
  • Question 32

    A MySQL replication slave is set up as follows:
    Uses all InnoDB tables
    Receives ROW-based binary logs
    Has the read-only option
    The replication slave has been found in an error state. You check the MySQL error log file and find these entries:

    What are two possible causes for this error to occur?
  • Question 33

    Where does MySQL Linux RPM install the mysqld binary?
  • Question 34

    An existing master-slave setup is currently using a delayed replication of one hour. The master has crashed and the slave must be "rolled forward" to provide all the latest data.
    The SHOW SLAVE STATUSindicates these values:
    RELAY_LOG_FILE=hostname-relay-bin.00004

    RELAY_LOG_POS=1383

    Which command set would make the slave current?
  • Question 35

    You are investigating the performance of a query which selects data from an InnoDB table.
    Consider this Performance Schema diagnostics output for the query:

    Which statement is true about the output?