PPSC Computer Science Topic 11 MCQ's Test Preparation

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MCQ's Test For PPSC Computer Science Topic 11 Computer Graphics

Try The MCQ's Test For PPSC Computer Science Topic 11 Computer Graphics

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PPSC Computer Science Topic 11 Computer Graphics

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Question # 1

Which one of the basic input device in GUI

Question # 2

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

Question # 3

The perspective projection is more practical because the distant objects appear.

Question # 4

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

Question # 5

The Bezier curve obtained from the four control points is called a

Question # 6

Raster graphics are composes of

Question # 7

Sp line curve can be either

Question # 8

The orthographic projection that show more than one side of an object are called.

Question # 9

Plasma device converts

Question # 10

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

Question # 11

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

Question # 12

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.

Question # 13

Raster images are more commonly called

Question # 14

A palette can be defined as a finite set of colors for managing the

Question # 15

The centre of projection for parallel projectors is at.

Question # 16

Non impact use various techniques to combine three color pigment ___ to produce a range of color patterns.

Question # 17

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

Question # 18

The origin of computer graphics was developed in.

Question # 19

Shadow mask method is used in

Question # 20

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

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PPSC ComputerScience Chapter 11 Important MCQ's

Sr.# Question Answer
1 LCD is an _____ device.
A. Emissive
B. None emissive
C. Gas discharge
D. None
2 __________ refer to the shapes created by union, intersection and difference of given shapes.
A. Wire frame model
B. Composite transformation
C. Constructive solid geometry methods
D. None
3 What is the name of temporary memory where the graphics data is stored to be displayed on screen.
A. RAM
B. ROM
C. Frame buffer
D. None
4 The transformation in which the size of an object can be modified in x -direction , y -direction and z- direction.
A. Translation
B. Scaling
C. Rotation
D. All of these
5 Beam penetration method is used in
A. Random scan system
B. Raster scan system
C. Both a and b
D. None
6 More the control points of a Bezier curve ____ quality of the curve.
A. Higher
B. Lower
C. Bad
D. None
7 Plasma device converts
A. Electrical energy into light
B. Light into electrical energy
C. Light into graphical energy
D. None
8 Which environment has been one of the most accepted tool for computer graphics in business and graphics design studies
A. Graphics
B. Macintosh
C. Uake
D. Multimedia
9 CMYK true color model has _______ color depth
A. 32 bit
B. 24 bit
C. 64 bit
D. None
10 Solid pattern in random scan display is. ______ to fill.
A. Difficult
B. Easy
C. No fill
D. None

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