Ditigal imaging quiz review

Digital imaging and computing

  • What is a pixel ?
  • What is pixel depth / resolution ?
  • What is an image mode? What’s the difference between RGB and CMYK modes?
  • What are the three channels and how do they relate to color codes?
  • What does JPG and a GIF stand for?
  • How many colors are possible in a JPG? And how many in a GIF?
  • Why is there a difference between the number of colors possible?
  • What kinds of images work best with a JPG? a GIF?
  • What are some other image formats and what are they for?
  • What’s the difference between image resolution at 100% and screen resolution in a well optimized jpg?