Create a backup file of a SQL Server database?
Open Enterprise Manager and expand the registered SQL Server
Right-click on the database that you want to backup, select All Tasks -> Backup Database
If you would like to make a complete backup (recommended), make sure \”Database-complete\” is selected
Click the Add… button
In the File Name field, select the directory and type the name of the backup file you would like to create.
Click OK again, and your database will be backed up.