Lesson 3 Worksheet (62 points)
1. Why is CMYK called subtractive color? (4 points)

2. Why is RGB called additive color? (4 points)

3. Explain how bitmapped computer graphics are formed. (6 points)

4. What is a color palette? (2 points)

5. Why are color palettes significant considerations for developers? (6 points)

 6. What is spatial resolution? (4 points)

7. How does bit-depth determine color resolution? (6 points)

8. What is the difference between lossy and lossless graphic file formats? Give an
example of each. (8 points)

9. How are vector graphics formed? (4 points)

10. What are the benefits of a .pdf file format? (6 points)

Below are four questions choose one and provide a detailed answer (use more than 3 sentences)  (12 points)

Identify three challenges of using images in multimedia documents and explain how
each challenge is overcome.

What are the five main sources of bitmapped images? Give a benefit or feature of each
source.

Explain to a digital photographer why (s)he should not edit and resave multiple
versions of a JPEG image file.

Identify three guidelines for using graphics that you think a graphic artist developing
a college website should follow. Specifically explain the importance of each guideline
in relation to creating a college website.