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

  • Total Questions20

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PPSC Computer Science Topic 11 Computer Graphics

00:00
Question # 1

How many types of parallel projection are.

Question # 2

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

Question # 3

__________ refers to the result obtained by multiplying the matrix of the individual transformation representation seuerieces.

Question # 4

In which projection the plane normal to the projection has equal angles with these three axes.

Question # 5

The types of projection are

Question # 6

The quantity of an image depend on

Question # 7

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

Question # 8

Refresh CRT consist of.

Question # 9

By which we can take a view of an object from different directions and different distances.

Question # 10

The centre of projection for parallel projectors is at.

Question # 11

The resolution of raster can display is.

Question # 12

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

Question # 13

An example of impact deviceis.

Question # 14

RGB true color model has_______________ color depth

Question # 15

An___ can be considered as an extension of spherical surface.

Question # 16

Computer of present time have much higher memory and ______ storage capacity

Question # 17

_________ 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 # 18

_____ curve is one of the sp the approximation methods

Question # 19

_________ is the most commonly used boundary presentation for a 3-D graphics objects.

Question # 20

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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PPSC ComputerScience Chapter 11 Important MCQ's

Sr.# Question Answer
1 Higher the number of pixels.... the image quality
A. Bad
B. Better
C. Smaller
D. None
2 Projection rays emanate from a.
A. COP
B. Intersect projection plane
C. Both a and b
D. None
3 CMYK true color model has _______ color depth
A. 32 bit
B. 24 bit
C. 64 bit
D. None
4 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
5 The electron beam in a color picture tube is refreshed______ times in a second to make video realistic.
A. 15 times
B. 25 times
C. 35 times
D. 45 times
6 The most basic transformation that are applied in three-dimensional planes are.
A. Translation
B. Scaling
C. Rotation
D. All of these
7 TIFF are used for
A. Vector graphics
B. Bit map
C. Both a and b
D. None
8 The centre of projection for parallel projectors is at.
A. Zero
B. Infinity
C. One
D. None
9 Graphics data is computed by processor in form of.
A. Electrical singnals.
B. Analog signals
C. Digital signals
D. None
10 Bezier sp line always passes through
A. First and second control point
B. Does not pass from first and second control point
C. Both a and b
D. None

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