Introduction to Multimedia

Chapter 7: Graphics and Animation

Practice Quizzes

Test your understanding of chapter material with these self-scoring assessment activities.

1
You want to create a logo for your business that can be resized as needed and still maintain its quality. What type of graphic would be most useful?
A)bit-mapped
B)raster
C)vector
D)continuous-tone
2
What is true concerning lossless compression?
A)It results in a larger file than lossy compression.
B)It results in poorer quality than lossy compression.
C)It can only be used with files that use the JPEG format.
D)It can only be used with files that use the GIF format.
3
You want to maintain an image's aspect ratio. Its original size is 4.5 inches high by 3 inches wide. You reduce the height to 3 inches. What should be the width?
A)4.5 inches
B)3 inches
C)2.25 inches
D)2 inches
4
What is the purpose of a mask?
A)To change an image's color mode from RGB to CMYK.
B)To crop an image to remove unneeded or distracting portions.
C)To isolate part of an image so that it can be adjusted separately from the rest.
D)To apply special effects, such as feather or sharpen, to an image.
5
How is a wireframe model useful when creating three-dimensional animation?
A)It helps you visual the entire 3D structure of the object.
B)It lets you interact with an artificial environment by moving around in it and manipulating objects.
C)It compresses animation files so that they are smaller in size.
D)It automates the process of creating transitional frames between two keyframes.
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