To answer you questions about the different source files, if you're using Visual Studio, each time you add a new component to your solution (as explained by ddanbe above), it is placed in its own...

An easy approach would be to separate the values in the array by a comma before putting it into the database as a comma delimited string. Then when you bring it back from the database, just do a...

If I'm reading this correctly, it sounds like you just want to be able to manipulate the ListView on a Form from another class somewhere in your application. Have you tried making a public instance...

I've always run into issues with using the IDENTITY property in Access. If your using an autonumber, you could always just do something like:

SELECT MAX(autonumber_column_name) AS alias FROM...