A master-slave replication setup has the slave showing this error:

On the master server, the binary logs show:

What could explain this error? (Choose two.)

What two statements are true regarding FLUSH TABLES FOR EXPORT?

The 'applicationdb' is using InnoDB and consuming a large amount of file system space. You have a /backup partition available on NFS where backups are stored.
You investigate and gather this information:
* The table data_current has 1,000,000 rows.
* The table data_reports has 1,500,000 rows.
* The table data_archive has 4,500,000 rows.

Three tables are stored in the InnoDB shared tablespace and the details are as follows:

You attempt to free space from ibdata1 by taking a mysqldump of the data_archive table and storing it on your backup partition.

Unfortunately, this action does not free any actual disk space back to the file system and the server disk space is running out.
Which set of actions will allow you to free disk space back to the file system?

Consider these global status variables:

Which two conclusions can be made from the output? (Choose two.)

A master-slave replication setup has the slave showing this error:

On the master server, the binary logs show:

What could explain this error? (Choose two.)