What is a PNG file used for?

Related questions

1. Is PNG better than JPEG for printing?
2. What is difference between JPG and PNG?
3. Can a PNG be CMYK?
4. How do I paste a transparent image in paint?
5. Which is better PNG or TIFF?
6. What is the best photo format for printing?
7. How do I save a PNG image as a JPEG?
8. Why can't I save an image as PNG in Photoshop?
9. What's better PNG or JPG?
10. Is PNG lossy?

Tags

1. #compression
2. #store
3. #network
4. #indexed
5. #bitmap
6. #commonly
7. #images
8. #colors
9. #stored
10. #without
11. #similar
12. #contains
13. #image
14. #format
15. #portable
16. #graphic
17. #lossless
18. #graphics
19. #copyright
20. #limitations
21. #files