Chapter 5, Part 2

Due Tuesday, Sept. 23, at the first of class.

Bring your HANDWRITTEN answers to the following questions. Your answers should typically be 1 sentence in length. You do not need to write the questions. Write your answers as full sentences so that you may review these notes later in preparation for the quizzes.

Chapter 5 Questions, Part 2, pages 90-102

1. When should you use GIF image format?
2. What is a weakness of the GIF format? A strength?
3. What Photoshop feature should you use to take care of stray pixels in a transparent GIF image?
4. When should you use JPG image format?
5. What is a strength of JPG? A weakness?
6. What is lossy data compression? If you don’t want to lose image data, what lossless format might you use for photo images? (93)
7. When might you decide to use PNG formatting for an image?
8. What browser, and what version of it, does not render PNG image transparency?
9. Should you ever, under any circumstances, rely on a background image alone to convey important information in a website? (95)
10. Write an example of the single line of CSS code for displaying a background image.
11. What CSS property and values would you use to set an image to NOT repeat? To repeat vertically? To repeat horizontally?
12. Give the property and three different examples of values you can use to position a background image. (99-100)
13. What does the background-attachment property enable you to do with a background image? (100)
14. Why should you always use a background color, even when it will be covered by a background image? (101 Note)
15. When declaring a background image in a single shorthand expression, in what order should it be stated? Write the following words in the correct order: image, repeat, color, position. (101-02)