You are setting up a new installation of MySQL Server 5.7 (a GA release.) You have used a ZIP or TAR package to ensure that the mysqld binary, along with its support files, such as plug-ins and error messages, now exist on the host. Assume that the default datadir exists on the host. You installed the binary in the default location (the default --basedir value) for your operating system. Which step should you perform before defining your own databases and database tables?

You are no longer able to log in to an existing MySQL Server because the root password credentials not working. You need to reset the root password to complete various administrative tasks.
What are the two major methods that will achieve this?

A MySQL Server has been running an existing application successfully for six months. The my.cnf is adjusted to contain this additional configuration:

The MySQL Server is restarted without error.
What effect will the new configuration have on existing account?

You want to dump only data from the userdata table.
Which mysqldump command argument is required to accomplish this?

A MySQL database uses all InnoDB tables and is configured as follows;

You will be setting up a replication slave by using mysqldump. You will need a consistent backup taken from your running production server. The process should have minimal impact to active database connections.
Which two arguments will you pass to mysqldump to achieve this? (Choose two.)