ACE Selections and Compositing 2

Question 1

Which blending mode in the Layer Style dialog makes white pixels transparent while preserving dark tones, useful for compositing smoke or fire?

Accepted Answer

Screen

Answer

Screen blending mode makes white areas transparent and lets darker pixels composite naturally, making it ideal for fire, smoke, and light effects.

Question 2

When using the Polygonal Lasso tool, how do you close a selection without clicking exactly on the starting point?

Accepted Answer

Double-click

Answer

Double-clicking with the Polygonal Lasso tool automatically closes the selection by drawing a straight segment from the current position back to the start point.

Question 3

What does the 'Decontaminate Colors' option in Refine Edge/Select and Mask do?

Accepted Answer

Replaces fringe pixels with colors from nearby edge pixels

Answer

Decontaminate Colors replaces residual background-colored fringe pixels near extracted edges with colors sampled from the foreground subject.

Question 4

In the Channels panel, what is the quickest way to load a saved alpha channel as an active selection?

Accepted Answer

Ctrl/Cmd+click the alpha channel thumbnail

Answer

Ctrl/Cmd+clicking any channel thumbnail instantly loads that channel's luminosity as a selection in one step.

Question 5

What is the effect of holding Alt/Option while clicking a layer mask thumbnail in the Layers panel?

Accepted Answer

Displays the mask as a grayscale image on the canvas

Answer

Alt/Option+clicking a layer mask thumbnail switches the canvas view to display the raw grayscale mask, making it easy to paint or inspect its details.

(ACE) Adobe Certified Expert in Photoshop Practice Test

(ACE) Adobe Certified Expert in Photoshop Practice Test

ACE Selections and Compositing 2