Test Your Basic Photoshop Skills

CMYK color mode stands for Cyan, Magenta, Yellow, Black. In this color mode, colors are created by combining these four primary colors in varying amounts. Cyan represents the blue-green color, Magenta represents a purplish-red color, Yellow represents a bright yellow color, and Black represents the absence of color or darkness. This color mode is commonly used in printing and is used to create a wide range of colors by combining these four primary colors in different proportions.

Pressing Ctrl+K will open the "Preferences" window. This window allows users to customize and modify various settings and options according to their preferences. It is possible that the question is referring to a specific software or application where Ctrl+K is the designated shortcut to access the Preferences window.

The Magic Wand tool is the selection tool from the tools palette that selects based on similar color. This tool allows users to select areas of an image that have similar colors or tones. It works by selecting pixels that are within a specified range of color or tone values. This tool is particularly useful when trying to select areas with a consistent color or tone, such as selecting a blue sky or a green grassy area in a landscape photo.

To select the source pixels using the clone stamp tool, you will press the Alt key. This key allows you to sample an area of the image that you want to clone or copy from. By holding down the Alt key and clicking on the desired source pixels, you can then use the clone stamp tool to paint or clone those pixels onto another area of the image.

Pressing F7 is the correct key shortcut for opening the layers palette. The F7 key is commonly used in design software, including Adobe Photoshop, to toggle the visibility of the layers palette. This shortcut allows users to quickly access and manage the layers in their design projects, making it a convenient and efficient way to work with layers.