What does a PDF reader do?

Related questions

1. Why was PDF created?
2. What is difference between PDF and PPT?
3. How do I search a scanned PDF?
4. Is there any free PDF editor?
5. What is a PDF file?
6. How do you delete PDF files?
7. What is the purpose of a PDF?
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Tags

1. #books
2. #systems
3. #combination
4. #distributed
5. #created
6. #adobe
7. #these
8. #files
9. #documents
10. #images
11. #forms
12. #variety
13. #reader
14. #program
15. #answer