You create an icon for a standard display that is 20 x 20 and want to make a Retina or Ultra HD version. What dimensions would this new version have?

What can you NOT do in Save for Web and Devices?

What groups all the workspace elements in a single, integrated window thet lets you treat Photoshop as a single unit?

The area that contains a workspace switch, menus and other application controls is called?

To resize an item in a layer, select the Move tool, then select .... in the Options Bar to see selection handles.

Maximum value for horizontal and vertical scale on the Displace Filter?

What does .psb stand for?

Unit of measure for hardness of a brush?

What modifier keys allow you to cycle through tools in the same 'family?'

Which modes are available in the Sponge tool?

Keyboard shortcut for the Keyboard Shortcuts and Menus dialog?