While learning how to use Illustrator, it is useful to understand how an artboard is worked with in Illustrator. Illustrator artboards come in handy for various purposes. A good feature of Illustrator is that whichever artboard you are working on, a dark black outline appears on it. If you start working on another artboard, the outline shifts, indicating the artboard on which work is currently in progress.
Follow this step by step tutorial to learn How to use artboards in Adobe Illustrator.