A business sells used cars and repairs cars.  This business has a __________________ revenue model.

Rather than retrieving or manipulating the data directly, applications send instruction to the DBMS and the DBMS carries out those instructions and sends the results back to the application.

When you use Visual Studio to create a database the database file will be created in the project folder.

There are numerous DBMSs in use today and Visual C# can interact with many of them.

Each subsequent time an application runs, it connects to the copy of the database in the output folder, rather than the project folder.

The table column designated as the primary key must hold a unique value for each row.

To bind a ListBox control to a column, you must set either the DataSource property or the DisplayMember property but not both.

Assume that class B is derived from class A, and method M has a class A reference variable as a parameter. This means that method M cannot accept a reference to a class B object as an argument.

A statement that tries to use the new operator to instantiate an abstract class will not compile.

When developing applications that work with an intensive amount of data most developers prefer to use a database management system.