At the end of each project, you'll find a few questions to help you remember and review the content covered in the chapter. Please try to answer the following questions, and, when in doubt, have a look at the content in the chapter itself: you'll find all the answers there!

1. What happens when you call the openDatabase() method? 
2. What's the difference between the rawQuery() and query() methods of a database object?
3. How do you use a factory constructor? When should you use it?
4. What's the purpose of a Dismissible widget?
5. How do we use the where and whereArgs parameters of a query() method?
6. When should you use model classes in an app?
7. When would you use a SnackBar?
8. What's the syntax of an insert() method on an SQLite database?
9. What is the purpose of the key in a Dismissable widget?
10. When would you use a FAB?