Lecture 1: Computer Graphics Flashcards
Graphics Areas
? is defined as any sketch or a drawing or a special network that pictorially represents some meaningful information.
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Graphics
Graphics Areas
? is used where a set of image needs to be manipulated or the creation of the image in the form of pixels and is drawn on the computer.
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Computer Graphics
Graphics Areas
? is the part of the application where you create and modify drawing entities.
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graphics area
Types of Computer Graphics
(enumerate)
- Raster Graphics
- Vector Graphics
Types of Computer Graphics
Pixels are used for an image to be drawn
(identify)
Raster Graphics
Types of Computer Graphics
First type: Raster Graphics
Also known as a ? in which a sequence of image is into smaller pixels
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bitmap image
Types of Computer Graphics
First type: Raster Graphics
Basically a ? indicates a large number of pixels together
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bitmap
Types of Computer Graphics
Mathematical formulae are used to draw different types of shapes, lines, objects and so on.
(identify)
Vector graphics
Application of Computer Graphics
(enumerate)
- Education and Training
- Use in Biology
- Computer-Generated Maps
- Architect
- Presentation Graphics
- Computer Art
- Entertainment
- Visualization
- Educational Software
- Printing Technology
Application of Computer Graphics
Computer-generated model of the physical, financial and economic system is often used as educational aids.
(identify)
Education and Training
Application of Computer Graphics
Model of physical systems, physiological system, population trends or equipment can help trainees to understand the operation of the system.
(identify)
Education and Training
Application of Computer Graphics
For some training applications, particular systems are designed.
(example only)
Flight Simulator
Application of Computer Graphics
Molecular biologist can display a picture of molecules and gain insight into their structure with the help of computer graphics
(identify)
Use in Biology
Application of Computer Graphics
Town planners and transportation engineers can use ? which display data useful to them in their planning work.
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computer-generated maps
Application of Computer Graphics
? can explore an alternative solution to design problems at an interactive graphics terminal.
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Architect
Application of Computer Graphics
In this way, they can test many more solutions that would not be possible without the computer.
(identify)
Architect
Application of Computer Graphics
are bar charts, line graphs, pie charts and other displays showing relationships between multiple parameters.
(identify)
Presentation Graphics
Application of Computer Graphics
is commonly used to summarize.
(identify)
Presentation Graphics
Application of Computer Graphics
Computer Graphics are also used in the field of commercial arts
(identify)
Computer Art
Application of Computer Graphics
It is used to generate television and advertising commercial.
(identify)
Computer Art
Application of Computer Graphics
Computer Graphics are now commonly used in making motion pictures, music videos, and television shows.
(identify)
Entertainment
Application of Computer Graphics
It is used for ? of scientists, engineers, medical personnel, business analysts for the study of a large amount of information.
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visualization
Application of Computer Graphics
Computer Graphics is used in the development of ? for making computer-aided instruction.
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educational software
Application of Computer Graphics
Computer Graphics is used for ? and textile design.
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printing technology
INPUT Devices
(enumerate)
- Physical
- Logical
INPUT Devices
First Device: Physical
(give at least 5 examples)
- Keyboard
- mouse
- tablet
- touch pad
- touch screen
- data glove
- camera
- light pen
- wand
- joystick
- joyswitch
- trackball
- spaceball
- microphone
- speech recognizer
etc.
INPUT Devices
Second Device: Logical
(give at least 5 examples)
- String
- locator
- pick
- choice
- valuator
- stroke
OUTPUT Devices
(give at least 5 examples)
- CRT display
- LED display
- LCD display
- Plasma display
- printer
- plotter
- e-paper
- hologram generator
- film recorder
- sound recorder
- speaker
- robot arm
etc.
OUTPUT Devices
are either vector devices or raster devices.
(identify)
2-D output devices
OUTPUT Devices
2-D output devices
(enumerate: 2)
- Vector devices
- Raster devices
OUTPUT Devices
2-D output devices
which physically draw line segments (like a plotter)
(identify)
Vector devices
OUTPUT Devices
2-D output devices
which display a grid of colored pixels (picture elements).
(identify)
Raster devices
OUTPUT Devices
The ? of a raster display is written as width × height.
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resolution
Graphics Primitives
(enumerate)
- Graphics Primitive
- Pixel
- Line
- Polygon
- Display file
- Frame buffer
- Display control
- Display processor
- Line generation
- Graphics Software
- Points
- Polygons
- Text Primitive
- Windowing and clipping
- Viewport
Graphics Primitives
? is a basic object that is essential for the creation or construction of complex images.
(identify)
Graphics Primitive
Graphics Primitives
is a point of light.
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Pixel
Graphics Primitives
It is just one tiny dot on the raster displays
(identify)
Pixel
Graphics Primitives
Though it has no structure, it is definitely a building block and hence it can be considered as the graphics primitive.
(identify)
Pixel
Graphics Primitives
Pixel
The ? is related to the dot size, the diameter of a single dot.
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resolution of CRT
Graphics Primitives
? especially straight ?, constitute the basic building block of Line graphs, bar and pie charts, two and three-dimensional graphs of mathematical functions, engineering drawings and architectural plans.
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(same answer)
- Line/s
Graphics Primitives
is a closed area of image bounded by straight or curved lines and filled with one solid color.
(identify)
Polygon
Graphics Primitives
is an important graphics primitive.
(identify)
Polygon
Graphics Primitives
Polygon
Since images are two dimensional, a polygon is a ?
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closed planar figure
Graphics Primitives
is a set of uncorrelated data, such as a histogram array or bivariate array
(identify)
Display file
Graphics Primitives
Display file
The ? are filled event by event from a list data in order to create a display
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arrays
Graphics Primitives
Display file
The ? usually take up far less disk space, but can the data can no longer be gated.
(identify)
saved arrays
Graphics Primitives
? The video output device which drives a video display from the memory buffer containing a complete set of data is known as ?
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(same answer)
Frame buffer
Graphics Primitives
The image is stored in terms of pixel by pixel.
(identify)
Frame buffer
Graphics Primitives
The memory can be discs, Integrated circuits etc.
(identify)
Frame buffer
Graphics Primitives
This controls the view of the image so that the user can view the Image from desired angle and desired magnification.
(identify)
Display controller
Graphics Primitives
read the data from the frame buffer and convert it into corresponding 1’s and 0’s according to there pixels and then put it on to a monitor screen.
(identify)
Display processor
Graphics Primitives
The ? do this work 30 times per second to maintain a steady picture on the screen, and if we want to change the picture on the screen then we have to change the contents of frame buffer.
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Display processor
Graphics Primitives
In mathematics and computer science an algorithm is a step by step procedure for making calculations.
(identify)
Line generation
Graphics Primitives
Line generation
are made for calculation, data processing and automated reasoning.
(identify)
Algorithms
Graphics Primitives
is a program or set of programs that enables us to manipulate the visual images on computer system.
(identify)
Graphics software
Graphics Primitives
are used throughout graphics as building blocks for more complicated shapes.
(identify)
Points
Graphics Primitives
are used in computer graphics to compose images that are three-dimensional in appearance.
(identify)
Polygons
Graphics Primitives
Text graphics primitive, we can insert text at any position in two- or three dimensional Mathematical graphics.
(identify)
Text Primitive
Graphics Primitives
The text will be given in the graphic’s base style
(identify)
Text Primitive
Graphics Primitives
In computer graphics any object that is larger than the computer screen cannot be seen through the monitor i.e., window
(identify)
Windowing and clipping
Graphics Primitives
is a rectangular viewing region in computer graphics, or a term used for optical components.
(identify)
Viewport
Graphic Communication
is an umbrella term that encompasses the entire creative and production process for creating any kind of visual communication
(identify)
Graphic communications
Graphic Communication
Examples of Graphic Communications
(give at least 5 examples)
- billboard
- magazine
- t-shirt
- catalog
- packaging
- website
- video
Major Applications of Computer Graphics
(enumerate)
- Computer Art
- Computer Aided Drawing
- Education
- Training
- Visualization
- Image Processing
- Machine Drawing
- Graphical User Interface
Major Applications of Computer Graphics
These packages provide facilities for designing object shapes and specifying object motion
(identify)
Computer Art
Major Applications of Computer Graphics
Computer Art
(examples only)
- Cartoon drawing
- Paintings
- Logo design
Major Applications of Computer Graphics
? Designing of buildings, automobile, aircraft is done with the help of ?, this helps in providing minute details to the drawing and producing more accurate and sharp drawings with better specifications.
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(same answer)
Computer Aided Drawing
Major Applications of Computer Graphics
Computer generated models are extremely useful for teaching huge number of concepts and fundamentals in an easy to understand and learn manner
(identify)
Education
Major Applications of Computer Graphics
Using computer graphics many educational models can be created through which more interest can be generated among the students regarding the subject.
(identify)
Education
Major Applications of Computer Graphics
? Specialized system for ? like simulators can be used for ? the candidates in a way that can be grasped in a short span of time with better understanding
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(same answer)
Training
Major Applications of Computer Graphics
Training
Creation of ? using computer graphics is simple
and very useful.
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training modules
Major Applications of Computer Graphics
? Today the need of visualize things have increased drastically, the need of ? can be seen in many advance technologies
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(same answer)
Visualization
Major Applications of Computer Graphics
Data ? helps in finding insights of the data
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visualization
Major Applications of Computer Graphics
To check and study the behavior of processes around us we need appropriate ? which can be achieved through proper usage of computer graphics
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visualization
Major Applications of Computer Graphics
Various kinds of photographs or images require editing in order to be used in different places.
(identify)
Image Processing
Major Applications of Computer Graphics
Processing of existing images into refined ones for better interpretation is one of the many applications of computer graphics.
(identify)
Image Processing
Major Applications of Computer Graphics
Computer graphics is very frequently used for designing, modifying and creation of various parts of machine and the whole machine itself
(identify)
Machine Drawing
Major Applications of Computer Graphics
the main reason behind using computer graphics for this purpose is the precision and clarity we get from such drawing is ultimate and extremely desired for the safe manufacturing of machine using these drawings
(identify)
Machine Drawing
Major Applications of Computer Graphics
The use of pictures, images, icons, pop-up menus, graphical objects helps in creating a user friendly environment where working is easy and pleasant
(identify)
Graphical User Interface
Major Applications of Computer Graphics
using computer graphics we can create such an atmosphere where everything can be automated and anyone can get the desired action performed in an easy fashion.
(identify)
Graphical User Interface
Additional Applications of Computer Graphics
(enumerate)
- Entertainment
- Education
- Image processing
- Medical imaging
- Graphical interface
Additional Applications of Computer Graphics
Computer graphics are used in creating cartoon animation films, video games as well as television shows.
(identify)
Entertainment
Additional Applications of Computer Graphics
Models can be created using computer graphics. These models can then be used to teach a variety of concepts and fundamentals.
(identify)
Education
Additional Applications of Computer Graphics
It’s used in editing and processing images to be used in various places.
(identify)
Image processing
Additional Applications of Computer Graphics
Computer graphics are used in generating body and brain scans.
(identify)
Medical imaging
Additional Applications of Computer Graphics
It’s used in creating environments where everything can be automated**.
Graphical interface
Fundamentals Techniques in Computer Graphics
increase the richness of a visual rendering
(identify)
Computer graphics techniques
Fundamentals Techniques in Computer Graphics
Computer graphics techniques
(give 5 examples)
- advanced shading methods
- lighting
- texture mapping
- translucency
- atmospheric effects
