Question # 1

The types of projection are

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Parallel projection and perspective projection

Perpendicular and perspective projection

Parallel projection and perpendicular projection

None

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

The transformation in which the size of an object can be modified in x -direction , y -direction and z- direction.

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Translation

Scaling

Rotation

All of these

Computer graphics is used in many DTP software as

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Photoshop

Paint brush

Both a and b

None

Color apparent is subtractive modes are the resultof.

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Amount of reflected light

Transmission of light

Flow of light

None

The additive color models use the concept of.

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Printing ink

Light to display color

Printing line

None

A three dimensional graphics has

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Two axes

Three axes

Both a and b

None

In which transformation the shape of an object can be modified in any of direction depending upon the value assigned to them.

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Reflection

Shearing

Scaling

None

The hardware devices contain

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Color printer/black white printer

Plotters

Both a and b

None

three dimensional graphics become popular in games designing multimedia and animation during the late.

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1960

1970

1990

1980

A three dimensional object can also be represented using.,_______

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Method

Euation

Point

None

The most basic transformation that are applied in three-dimensional planes are.

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Translation

Scaling

Rotation

All of these

A major dis advantage of DUST in interactive computer graphics is.

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Ability to selectively erase part of an image

Inability to selectively erase point of image from screen

Inability to produce image picture

None

Which one of the basic input device in GUI

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Mouse

Graphics tables

Voice system

Touch panel

Solid pattern in random scan display is. ______ to fill.

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Difficult

Easy

No fill

None

______ is one of the function that is used to specify a single plane surface.

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Meta ball model

Fill area

Reflection

None

Vector graphics is composed of

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Pixels

Paths

Palette

None

In increase the energy of these slow moving electron and create a bright picture in DUST, the screen is maintained at. a.

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Low positive potential

High negative potential

High positive potential

None

The projection that can be viewed as the projection that has a centre of projection at a finite distance from the plane of projection are called.

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Parallel projection

Perspective projection

Isometric projection

None

Personal computer become powerful doing the late

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1960

1980

1970

1950

A Bezier curve is a polynomial of degree______ the no of control points used.

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One more than

One less than

Two less than

None

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