What is a PDF file?

Related questions

1. Is there a difference between PDF and Adobe PDF?
2. How do I open a PDF file?
3. How do you delete PDF files?
4. Why was PDF created?
5. How do I search a PDF document?
6. What is the purpose of a PDF?
7. What is difference between PDF and PPT?
8. Can Siri read a PDF?
9. Is Adobe Acrobat same as PDF?
10. What are PDFs good for?

Tags

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2. #introduced
3. #document
4. #across
5. #files
6. #easily
7. #between
8. #computers
9. #still
10. #platforms
11. #system
12. #operating
13. #sharing
14. #stands
15. #modified
16. #documents
17. #printed
18. #cannot
19. #shared
20. #portable