PDF is a true digital format. In the same way as a zip file is. A pdf page can be made a many many different ways. It depends on what use you are targeting. You

PDF is a true digital format. In the same way as a zip file is. A pdf page can be made a many many different ways. It depends on what use you are targeting. You want 1:1 digital replica of a page? scan the page as a tiff and add it to a page as an image. Or you could just add the text to the page and the font. Or if you want to mess with people or you are a cad application you draw text as thousands of little lines.