Question # 1

_____ curve is one of the sp the approximation methods

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Bezier

Ellipsoid

Sheering

None

Printer produce output by either

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Impact method

None impact method

Both a and b

None

Any CRT based display must be refreshing at least __ time a second

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20

30

10

40

TIFF are used for

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Vector graphics

Bit map

Both a and b

None

The division of the computer screen into rows and columns the define the no of pixel to display a picture is called.

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Persistence

Resolution

Encapsulated post script

None

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

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Lasser

Larger

Medium

None

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

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

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Three

Four

Five

Eight

Pixel can be arranged in a regular

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One dimensional grid

Two dimensional grid

three dimensional grid

None

Color apparent in additive mode are the result of.

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Reflected light

Transmission of light

Flow of light

None

The graphics can be

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Drawing

Photograph, movies

Simulation

All of these

CMYK model are used for

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Computer display

Printing

Painting

None

In which method of CRT convergence problem occur

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Beam penetration method

Shadow mask method

Both a and b

None

LCD is an _____ device.

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Emissive

None emissive

Gas discharge

None

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

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GIF

JPEG

TIFF

All these

Plasma panel is an _________ device.

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Emissive

Non emissive

Expensive

None

The transformation in which an object can be rotated about origin as well as any arbitrary pivot point are called.

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Translation

Scalling

Rotation

All of these

The quantity of an image depend on

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No of pixel by image

No of line used by image

No of resolution used by image

None

A three dimensional graphics has

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Two axes

Three axes

Both a and b

None

Which color is a produced with the blue and red dots.

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Blue

Yellow

Magenta

White

Shadow mask method is used in

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random scan system

Raster scan system

Both a and b

None

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PPSC Computer Science Chapter 11 Computer Graphics Test MCQs With Answers

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