So you downloaded the AdventureWorks2012 database, and want to know what to do with the 190MB MDF file. You cannot just go to New Database or Attach Database in the GUI. Instead you need to run a query to create the database using the MDF file.
If you are new to Microsoft certifications but interested in Database Administration, this exam is perfect for you. It doesn’t count towards your MCSA but it gets you ready for a much harder exam.