If you add a drop shadow to an image, then you are adding a digitally produced “shadow” that mimics a natural shadow. Drop shadows are great for adding depth to your design.

If you add a drop shadow to an image, then you are adding a digitally produced “shadow” that mimics a natural shadow. Drop shadows are great for adding depth to your design.
DPI is the number of individual dots in square inch of a scanned image. PrintingCenterUSA’s recommended DPI is 300.
To crop an image is to change the size and/or dimensions to cut out certain areas.
Blowout refers to when a photographic image is overexposed and has completely lost the detail of the highlights.
Black and white are reproductions in one single color, as opposed to multi-tonal reproductions.
Aspect ratio refers to the proportional ratio of width to the height of an image or display that is usually presented in this format: 1:1