Metadata questions
Q1. What is meant by ‘metadata’?
Q2. What metadata might be stored as well as the picture in a picture file?
Q3. Why is metadata stored along with information about the actual picture in a picture file?
Q4. What is the colour depth of a picture?
Q5. What is the resolution of a picture?
Q6. Apart from the resolution and colour depth, what else does a browser need to know before it can display a picture in the browser properly?
Q7. What is 'copyright'?
Q8. What are 'tags' used for?
Q9. What is a watermark?
Q10. Why are owner's details sometimes part of the metadata of an image?