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 = 0, G = 255, R = 255
   • B = 255, G = 255, R = 0
   • B = 255, G = 0, R = 255
   • B = 255, G = 255, R = 255
9. Suppose that you have loaded an image in img. How do you check whether img is color or grayscale?