Many techniques allow you to create a database, the fastest of which consists of using one of the provided examples. http://www.functionx.com/access/Lesson02.htm
You can gather this information by talking to the people who will be using the application. http://www.databasedev.co.uk/plan-an-access-application.html
Once you have worked through the stages of Planning a Microsoft Access Application, you will then move onto creating the application in MS Access. http://www.databasedev.co.uk/create-a-ms-access-application.html
A data base is a data collection that belongs to the same context stored systematically for later use. http://www.mstipsandtricks.com/tips-and-tricks/ms-office-tips-and-tric...
Modules, like macros, are objects that serve to increase the functionality of the data base. http://www.mstipsandtricks.com/tips-and-tricks/ms-office-tips-and-tric...