Now that you have the project imported, it's time to fire it up and run it in the simulator. The simulator is there to provide a test environment that is pretty close to a real device. Of course, it isn't a real device, but for most applications and most situations it works just fine. The most important feature of the simulator is that you can use it to do debugging line-by-line (if you need to). We'll get into that aspect of it a bit more later on, but for now let's just get the application running.
Working with the simulator is straightforward and is easy to use. Most of the time you will just need to use the keyboard to simulate keystrokes, but if you really want to, you can click on any button on the screen. You can even click and drag the trackball to move it around, but this isn't very efficient most of the time.
Each key on the BlackBerry simulator is mapped to a key on your PC keyboard. Most of those mappings are direct, that is, the a key on your PC maps to...