Questions

  1. What are the main image-processing steps?
  2. What are the three processing levels?
  3. What is the difference between a grayscale image and a black and white image?
  4. What is a pixel?
  5. What is image resolution?
  6. What OpenCV functions do you use to perform the following actions?
    • Load (read) an image
    • Show an image
    • Wait for a keystroke
    • Split the channels
    • Merge the channels
  7. What command do you use to run the Jupyter Notebook?
  8. What color will you get with the following triplets?
    • B = 0G = 255, R = 255
    • B = 255G = 255, R = 0
    • B = 255G = 0R = 255
    • B = 255G = 255R = 255
  9. Suppose that you have loaded an image in img. How do you check whether img is color or grayscale?