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MAWD Lesson 2.01
Understand digital raster graphics
| Term | Definition |
|---|---|
| Inches | Standard unit of measurement for U.S. standard sized papers |
| Pixels | Most common unit of measurement for computer screen display |
| Points | Standard unit of measurement for typefaces |
| Picas | One sixth of an inch |
| Em space | Term used to define point size of font |
| Percentage | Measurement of colors that make up an image |
| Resolution | Measure of amount of detail stored in a digital image |
| PPI | Measurement of resolution, stands for pixels per inch |
| On-screen Resolution | Resolution displayed on a monitor, lower resolution, means lower file size with the same quality |
| Print Resolution | Resolution printed out, higher resolution, needs high quality images to maintain quality |
| DPI | Dots per inch, measurement of resolution printers can print |
| RGB | Color mode that assigns an intensity value to each pixel, 0 to 255 for red green and blue |
| CMYK | Color mode assigning a percentage value for each process ink: cyan, magenta, yellow, black |
| Aspect Ratio | Relationship of object's width to height |
| Cropping | Cutting out part of an image |
| Layering | Compiling multiple pictures or objects |
| Selections | Identifying specific area of layer or image allowing you to move or apply techniques to only that area |
| Transforming | Changing the size or dimension of a graphic |
| Layer Styles | One or more effects applied to a layer or group |
| Layer Masks | Non destructive method allowing you to precisely apply transparency to a layer |
| Transparency | Removing the background color of an image making it see through |
| Fill | Putting a color, gradient, pattern, or texture to an object or area |
| Gradient | Filling an object with a smooth transition from one color to another |
| Adjustment Layers | Non destructive layers added to apply tonal and color adjustments |
| Filters | Used to apply special effects to image |
| Clone Stamp | Samples an area and allows you to paint over another area with the sampled area |
| Blend Modes | Change the way layers interact by determining how one layer blends with the layers below |
Created by:
wflanagan
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