Multimedia Chapter 3

Multimedia Chapter 3

1st Grade

75 Qs

quiz-placeholder

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Multimedia Chapter 3

Multimedia Chapter 3

Assessment

Quiz

Computers

1st Grade

Practice Problem

Hard

Created by

Wei Xiang Zhong

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75 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of surface definition in 3-D graphics?

Translate 3-D information to a 2-D image

Create a diorama with 3D objects, lights, and cameras

Specify the shape of the 3-D object

Apply lighting and shaders to the object

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which technique is used to create objects with soft edges in 3-D graphics?

Metaball modeling

Polygon modeling

Formula modeling

Spline modeling

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main advantage of vector graphics over bitmapped graphics?

Large file sizes

Precise editing control

Easily scaled objects

High-quality, realistic surfaces

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main disadvantage of bitmapped images?

Device-independent

Inaccurate representation of complex contone images

Loss of precise shapes when scaled or rotated

No photo-editing capability

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which file format is commonly used for lossy compression of graphic files?

PICT

BMP

TIFF

JPEG

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the process of adding samples to a file to increase its resolution?

Upsampling

Downsampling

Resampling

Indexing

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of graphics uses a series of four-color dots of transparent inks?

Vector graphics

Line art

Color images

Bitmapped graphics

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