Investigation of Graphics

Find out all you can about the different file types used for graphics – collect the information and KEEP a RECORD of your sources. Use these questions to help you:

  1. What is meant by graphics?
  2. Write down some of the graphics file types..
  3. What is a vector image?
  4. What is a bitmap image? What are pixels?
  5. What is a GIF?. When are they best used?
  6. What is a JPEG?. When are they best used?
  7. What is compression?
  8. What is lossy compression?
  9. What is meant by resolution?
  10. What does 72dpi mean?
  11. What is a reasonable resolution for printing, explain your answer.