Portable Document Format (PDF) is a file format used to present documents in a manner independent of application software, hardware, and operating systems.
PDF file
Update: You can see all these modes in action on Youtube. A PDF file is a multipage document which can contain many pages. Unlike... This is part of a series on How to make your own PDF files. It would be nice to get some color on the... This is part of a series on How to make your own PDF files. As shown in one of my Part 3: DIY Blank...