Lecture 1: Computer Graphics Flashcards by J D

Graphics Areas

? is defined as any sketch or a drawing or a special network that pictorially represents some meaningful information.

(fill in the blanks)

Graphics

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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.

(fill in the blanks)

Computer Graphics

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Graphics Areas

? is the part of the application where you create and modify drawing entities.

(fill in the blanks)

graphics area

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Types of Computer Graphics

(enumerate)

Raster Graphics
Vector Graphics

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Types of Computer Graphics

Pixels are used for an image to be drawn

(identify)

Raster Graphics

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Types of Computer Graphics

First type: Raster Graphics
Also known as a ? in which a sequence of image is into smaller pixels

(fill in the blanks)

bitmap image

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Types of Computer Graphics

First type: Raster Graphics
Basically a ? indicates a large number of pixels together

(fill in the blanks)

bitmap

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Types of Computer Graphics

Mathematical formulae are used to draw different types of shapes, lines, objects and so on.

(identify)

Vector graphics

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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

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Application of Computer Graphics

Computer-generated model of the physical, financial and economic system is often used as educational aids.

(identify)

Education and Training

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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

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Application of Computer Graphics

For some training applications, particular systems are designed.

(example only)

Flight Simulator

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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

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Application of Computer Graphics

Town planners and transportation engineers can use ? which display data useful to them in their planning work.

(fill in the blanks)

computer-generated maps

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Application of Computer Graphics

? can explore an alternative solution to design problems at an interactive graphics terminal.

(fill in the blanks)

Architect

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Application of Computer Graphics

In this way, they can test many more solutions that would not be possible without the computer.

(identify)

Architect

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Application of Computer Graphics

are bar charts, line graphs, pie charts and other displays showing relationships between multiple parameters.

(identify)

Presentation Graphics

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Application of Computer Graphics

is commonly used to summarize.

(identify)

Presentation Graphics

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Application of Computer Graphics

Computer Graphics are also used in the field of commercial arts

(identify)

Computer Art

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Application of Computer Graphics

It is used to generate television and advertising commercial.

(identify)

Computer Art

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Application of Computer Graphics

Computer Graphics are now commonly used in making motion pictures, music videos, and television shows.

(identify)

Entertainment

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Application of Computer Graphics

It is used for ? of scientists, engineers, medical personnel, business analysts for the study of a large amount of information.

(fill in the blanks)

visualization

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Application of Computer Graphics

Computer Graphics is used in the development of ? for making computer-aided instruction.

(fill in the blanks)

educational software

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Application of Computer Graphics

Computer Graphics is used for ? and textile design.

(fill in the blanks)

printing technology

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**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**. (fill in the blanks)

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**. (identify)

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**. (fill in the blanks)

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**. (fill in the blanks) (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 ? (fill in the blanks)

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** (fill in the blank)

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 ? (fill in the blanks) (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**. (fill in the blanks)

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**. (fill in the blanks) (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 (fill in the blanks) (same answer)

Training

**Major Applications of Computer Graphics** **Training** Creation of ? using computer graphics is simple and very useful. (fill in the blanks)

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** (fill in the blanks) (same answer)

Visualization

**Major Applications of Computer Graphics** Data ? helps in **finding insights** of the data (fill in the blanks)

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 (fill in the blanks)

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

Lecture 1: Computer Graphics Flashcards

(88 cards)