Question # 1

The subtractive color model use the concept of.

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Printing ink

Light to display color

Printing line

None

Several graphics image file formats that are used by most of graphics system are.

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GIF

JPEG

TIFF

All these

Grey scale image have a maximum color depth of

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8 bit

16 bit

64 bit

None

In orthographic projection engineering use.

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Top view of an object

Front view of an object

Side view of an object

All of these

Types of computer graphics are.

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Vector and raster

Scalar and raster

Vector and scalar

None

Which environment has been one of the most accepted tool for computer graphics in business and graphics design studies

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Graphics

Macintosh

Uake

Multimedia

The amount of time the phosphor produce light of shine is controlled by chemical composition of the phosphor This is known as

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Persistence

Resistance

Generators

None

Projection rays emanate from a.

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COP

Intersect projection plane

Both a and b

None

__________ refer to a model that represent all the dimension of an object external as well as internal

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Wire frame model

Constructive solid geometry method

Composite transformation

None

Each bit represent

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One color

Two color

Three color

None

A part from the basic transformation ___________ are also used.

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Shearing

Reflection

Both a and b

None

Color apparent in additive mode are the result of.

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Reflected light

Transmission of light

Flow of light

None

A three dimensional graphics has

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Two axes

Three axes

Both a and b

None

The electron beam in a color picture tube is refreshed______ times in a second to make video realistic.

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15 times

25 times

35 times

45 times

DUST in rarely used today as part of.

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Input device

Output device

Display systems

None

Color apparent is subtractive modes are the resultof.

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Amount of reflected light

Transmission of light

Flow of light

None

CMYK model are used for

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Computer display

Printing

Painting

None

The projection in which the projection plane is allowed to intersect the x, y and z -axes at equal distances.

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Wire frame model

Constructive solid geometry methods

Isometric projection

Back face removal

Graphics is one of the ........ major key element in design of multimedia application.

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Three

Four

Five

Eight

The electron beam in DUST is designed to draw directly to.

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Phosphor

Storage mesh

Glass

None

The intersection of three primary RGB color produces.

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White color

Black color

Magenta color

Blue color

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PPSC Computer Science Chapter 11 Computer Graphics Test MCQs With Answers

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