drawing with android app on notepad

I don't know the answer to your first question, but if you aren't using a Samsung printer you will need an app for your printer. I know Epson has one that works well for their wifi printers, and I'm sure the other brands do as well. I would try doing a search in the play store using your printer's brand name.

 

You need a MHL adapter. The MHL adapter, however, needs an external power feed as the Note 10.1 will not be able to power the connection on its own.

Galaxy Tab

The monitor/TV/projector must also have HDMI in order for this to work.

I generally transfer the files to my computer before printing to add some clean up and additional touches with my Wacom Intuos5.