Vocabulary Review Unit 2

What is CMYK?

• A color system using red, green, and blue for screens

• A color model used in painting with primary colors

• A printing color system using cyan, magenta, yellow, and black to reduce light reflection

• A way to measure screen resolution

What does compression do to a file?

• Deletes parts of the image to save space

• Replaces the file format

• Makes the file larger and easier to read

• Shrinks the file size by re-encoding it for easier storage or sharing

What is depth of field in photography?

• The distance a camera can zoom

• How much of an image is in focus, either all of it or just part of it

• The lighting used to capture an image

• A measurement of color saturation

What does “file size” usually refer to?

• The number of photos stored in a camera

• The color depth of an image

• How big a file is by memory (like KB or MB) or print size (like 8.5" x 11")

• The size of the screen showing the file

What are file types?

• Color settings for photos

• Extensions like .jpg or .png that tell how a file is saved and opened

• Pixel shapes in raster graphics

• Different sizes of photo paper

What does hue mean?

• The size of a color

• A shadow added to an image

• A tool for sharpening pictures

• A word used to describe a specific color like red, blue, or green

What happens in lossy compression?

• The image gets sharper

• The color gets more vibrant

• Some image detail is lost to reduce file size

• The file changes to a new format

What is a pixel?

• A. A full image stored on a hard drive

• B. A tiny colored square that helps form a digital image

• C. A filter applied to photos

• D. A way to measure print resolution

What is a raster image?

• A. A 3D model of a photo

• B. A type of graphic made of math formulas

• C. An image made of pixels with individual codes (also called bitmap)

• D. A compressed black and white image

What does resolution describe?

• The brightness of an image

• The shape of the camera lens

• How many pixels an image has, more pixels means better quality

• The file type used