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

The resolution of raster can display is.

Question # 2

Computer graphics was first used by

Question # 3

__________ refer to the shapes created by union, intersection and difference of given shapes.

Question # 4

GUI means

Question # 5

GKS was developed by the

Question # 6

Interactive graphics is useful in

Question # 7

Plasma device converts

Question # 8

In which transformation the shape of an object can be modified in any of direction depending upon the value assigned to them.

Question # 9

Types of computer graphics are.

Question # 10

A major dis advantage of DUST in interactive computer graphics is.

Question # 11

Raster graphics are composes of

Question # 12

Which one of the basic input device in GUI

Question # 13

To generate the characters which are requied.

Question # 14

The hardware devices contain

Question # 15

EPS means

Question # 16

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

Question # 17

A three dimensional graphics has

Question # 18

Cyan color is produced when the blue and green are activated

Question # 19

Refresh CRT consist of.

Question # 20

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

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PPSC ComputerScience Chapter 11 Important MCQ's

Sr.# Question Answer
1 The additive color models use the concept of.
A. Printing ink
B. Light to display color
C. Printing line
D. None
2 _________ 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.
A. Wire frame model
B. Constructive solid geometry methods
C. Isometric projection
D. Back face removal
3 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
4 LCD means
A. Liquid crystal display
B. Liquid chromes data
C. Liquid crystal data
D. None
5 The distance of a line from the projection plane determines.
A. Its size on projection plane
B. Its length on projection plane
C. Its width on projection plane
D. Its height on projection plane
6 The sweep representation of an object refers to the
A. 2 D representation
B. 3 D representation
C. Both a and b
D. None
7 RGB true color model has_______________ color depth
A. 24 bit
B. 32 bit
C. 64 bit
D. None
8 GKS stand for
A. Graphics kernel system
B. Graphics kernel stnads
C. Generic kernel system
D. None
9 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
10 RGB model are used for
A. Computer display
B. Printing
C. Painting
D. None

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