Question # 1

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

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Translation

Scaling

Rotation

All of these

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

________ are the three dimensional analogs of Quaid trees

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quadric

Octrees

Geometry

None

What is the name of temporary memory where the graphics data is stored to be displayed on screen.

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RAM

ROM

Frame buffer

None

In which transformation the mirror image of an object can be seen with respect to x-axis ,y-axis , z-axis as well as with respect to an arbitrary line.

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Reflection

Shearing

Translation

None

In DUST is there refresh buffer.

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No

Yes

Both

None

The RGB model display a much _________ percentage of the visible band as compared to CMYK

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Lasser

Larger

Medium

None

Once a file is saved on JPEG format some data is lost.

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Temporarily

both a and b

All of above

None of these

Interactive graphics is useful in

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Training pilots

Computer aided desing

Process control

All of these

How many types of parallel projection are.

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1

2

3

4

A shadow mask CRT has ____ phosphor color dots at each pixel position.

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1

2

3

None

The method which uses array of dots for generating a character is called.

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Stoke method

Bitmap method

Star dust method

None

_________ is a simple object space algorithm that remove's about half of the total polygon in an image as about half of the faces of object are back faces.

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Wire frame model

Constructive solid geometry methods

Isometric projection

Back face removal

TIFF are used for

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Vector graphics

Bit map

Both a and b

None

The centre of projection for parallel projectors is at.

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Zero

Infinity

One

None

The shape of a Bezier curve primarily depends upon the

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Position of control points

Distance of control points

Position of control panel

None

Pixel can be arranged in a regular

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One dimensional grid

Two dimensional grid

three dimensional grid

None

Grey scale image have a maximum color depth of

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8 bit

16 bit

64 bit

None

Which one of the basic input device in GUI

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Mouse

Graphics tables

Voice system

Touch panel

CMYK model are used for

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Computer display

Printing

Painting

None

Graphics data is computed by processor in form of.

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Electrical singnals.

Analog signals

Digital signals

None

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