PPSC Computer Science Topic 11 MCQ's Test Preparation

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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

Cyan color is produced when the blue and green are activated

Question # 2

RGB model are used for

Question # 3

The graphics can be

Question # 4

Bezier sp line always passes through

Question # 5

The basic graphical interactions are.

Question # 6

_________ 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.

Question # 7

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

Question # 8

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

Question # 9

Pen or inject plotters use the following devices.

Question # 10

In beam penetration method of color CRT two layer of phosphor coated are.

Question # 11

CMYK model are used for

Question # 12

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

Question # 13

The sweep representation of an object refers to the

Question # 14

Personal computer become powerful doing the late

Question # 15

The uake one of the first fully 3D games was released in year.

Question # 16

More the control points of a Bezier curve ____ quality of the curve.

Question # 17

A three dimensional graphics has

Question # 18

The component of interactive computer graphics are

Question # 19

The object refers to the 3D representation through linear circular or some other representation are called.

Question # 20

The types of parallel projection are.

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PPSC ComputerScience Chapter 11 Important MCQ's

Sr.# Question Answer
1 Vector graphics is composed of
A. Pixels
B. Paths
C. Palette
D. None
2 ______ is one of the function that is used to specify a single plane surface.
A. Meta ball model
B. Fill area
C. Reflection
D. None
3 The sweep representation of an object refers to the
A. 2 D representation
B. 3 D representation
C. Both a and b
D. None
4 Computer graphics was first used by
A. William fetter in 1960
B. James fetter in 1969
C. James gosling in 1991
D. J0hn Taylor in 1980
5 The uake one of the first fully 3D games was released in year.
A. 1976
B. 1996
C. 1986
D. 1990
6 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
7 The centre of projection for parallel projectors is at.
A. Zero
B. Infinity
C. One
D. None
8 Refresh CRT consist of.
A. Glass wrapper
B. the phosphor viewing surface
C. The electron gun assembly
D. All of above
9 GUI means
A. Graphical user interface
B. Graphical user interaction
C. Graphics uniform interaction
D. None
10 Once a file is saved on JPEG format some data is lost.
A. Temporarily
B. both a and b
C. All of above
D. None of these

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