The answers to your questions are evident with a little thought. Logic is obviously what a PLC does - hence the name. You probably already know what a printout is. And I'll bet you've seen printours.
You kow what an application is - it is applying the operating system and hardware of a PLC to your application, isn't it? A little thought, which is what they should be teaching you how to do, will lead you the rest of the way. Rading your text or other reference materials might help to.
Poor planning on your part does not constitute an emergency on my part. You urgency is all your own.
Second, the professionals here learned by doing. Copying a (possibly incorrect) paragraph or two from anyplace does not constitute education, and I suspect that is what you or your parents are paying for.