Multiple choice

Which of these shows the total tonal distribution of the pixels of an image?

  1. Aspect ratio

  2. Entropy

  3. Histogram

  4. Scan line

  5. Resolution

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Histogram shows the total tonal distribution in the image. It's a barchart of the count of pixels of every tone of gray that occurs in the image. It helps us analyze, and more importantly, correct the contrast of the image.