Image Editing Color Correction and Grading

Question 1

Which color model uses Hue, Saturation, and Brightness to define colors?

Accepted Answer

HSB

Answer

HSB (Hue, Saturation, Brightness) is a color model that describes colors based on human perception.

Question 2

What tool in Photoshop allows you to adjust the tonal range of an image using a graph?

Accepted Answer

Curves

Answer

The Curves tool uses a graph to let you precisely adjust the tonal values across highlights, midtones, and shadows.

Question 3

What does the term 'white balance' refer to in image editing?

Accepted Answer

Correcting color temperature to make whites appear neutral

Answer

White balance correction adjusts the color temperature of an image so that neutral whites are not tinted warm or cool.

Question 4

Which color channel in LAB color mode contains only luminance (brightness) data?

Accepted Answer

L channel

Answer

The L channel in LAB color mode stores only the lightness information, while A and B store color data.

Question 5

What is the purpose of the 'Vibrance' adjustment in Photoshop?

Accepted Answer

Boosts saturation of muted colors while protecting already-saturated colors

Answer

Vibrance intelligently increases saturation on less-saturated colors while preventing oversaturation of already vivid hues.

Image Editing Practice Test