FREE ACE Selections and Compositing Questions and Answers

Question 1

A photo compositor is working on a complex image with a detailed foreground subject against a varied background.
To create a precise and editable selection of the subject, especially around soft edges like hair, which method would be most effective?

Accepted Answer

Utilizing the Channels panel to find the channel with the highest contrast between the subject and background, and then loading that channel as a selection.

Answer

Using the Magic Wand tool with a high tolerance setting to select the background, then inverting the selection.

Answer

Making a rough selection with the Lasso Tool and then using the 'Feather' command to soften the edges.

Answer

Entering Quick Mask mode to paint the selection with a hard-edged brush.

Question 2

You are creating a composite and need to apply a series of filters and transformations to a layer. To ensure you can go back and modify these effects at any time without degrading the original layer's quality, which feature should you use?

Accepted Answer

Convert the layer into a Smart Object.

Answer

Duplicate the layer before applying each filter.

Answer

Merge the layer with a blank layer below it.

Answer

Apply the filters and then use the History Brush tool to make changes.

Question 3

When working on a composite image, what is the primary function of the 'Pass Through' blend mode when applied to a layer group?

Accepted Answer

It allows adjustment layers and blend modes inside the group to affect layers below the group in the layer stack.

Answer

It makes all layers within the group transparent, revealing the layers below the group.

Answer

It applies the blend mode of the top layer within the group to all other layers in that group.

Answer

It isolates the group, preventing any blend modes from layers outside the group from affecting the layers inside.

Question 4

A designer wants to select an area of an image based on a specific color and its tonal variations, such as all the blue tones in a sky. Which selection command is best suited for this task?

Accepted Answer

Select > Color Range

Answer

Select > Subject

Answer

Quick Selection Tool

Answer

Magic Wand Tool

Question 5

In the 'Select and Mask' workspace, what is the primary purpose of the 'Refine Edge Brush' tool?

Accepted Answer

To automatically detect and improve the selection boundary around complex edges like hair or fur.

Answer

To quickly create the initial selection around an object.

Answer

To paint over areas to manually add or subtract from the selection.

Answer

To shift the entire selection border inwards or outwards by a specific pixel amount.

Question 6

A user is compositing a person into a new background. The lighting on the person does not match the new scene. Which of the following is the most flexible and non-destructive method to adjust the color and tone of only the person layer to match the background?

Accepted Answer

Create Curves and Color Balance adjustment layers and use them as clipping masks to the person layer.

Answer

Use the Dodge and Burn tools directly on the person layer to paint in highlights and shadows.

Answer

Select the person layer and use Image > Adjustments > Match Color.

Answer

Duplicate the person layer, adjust it using Image > Adjustments, and then erase parts of the duplicated layer.

A photo compositor is working on a complex image with a detailed foreground subject against a varied background.To create a precise and editable selection of the subject, especially around soft edges like hair, which method would be most effective?

A photo compositor is working on a complex image with a detailed foreground subject against a varied background.
To create a precise and editable selection of the subject, especially around soft edges like hair, which method would be most effective?