_________ adds appropriately colored pixels to an image to make it seem as though more colors were present in the original.
Imposition 0.0%
Logo 0.0%
Dithering 16.0%
Over print 83.0%
A modeling technique based upon a formal grammar whereby complex shapes are recursively generated from relatively simpleprocedures is termed as:
Flush right 0.0%
Graftal 50.0%
Crossover 0.0%
Coated stock 50.0%
A process in 2-D computer graphics whereby a closed vector path is used to mask (block) parts of an image is known as:
Double path 0.0%
Palletized path 0.0%
Keying path 0.0%
Clipping path 100.0%
A technique for achieving higher quality in lower-quality images is called __________. It takes advantage of an optical illusion to simulate 24-bit quality with 8-bit or 16-bit images:
Dithering 75.0%
3-D pipeline 0.0%
Interpolation 25.0%
Surface removal 0.0%
An image rendering process that builds images based upon the propagation of light rays and the effects of absorption, reflection, and refraction associated with the objects being scanned is termed as:
Ray tracing 100.0%
Grommets 0.0%
Spread 0.0%
Mask 0.0%
Another term for the video output device for storing the graphic image as it is being formed and later used for displaying the image is:
FIFO stack 0.0%
Frame buffer 100.0%
Flash drive 0.0%
L3 cache 0.0%
Bitmapped graphics are also known as:
Vector graphics 0.0%
Raster graphics 100.0%
Line work 0.0%
Ray tracing 0.0%
Images based upon geometric elements, such as points, curves, and surfaces, that follow mathematical equations are called:
Marques 0.0%
Vectors 100.0%
Knock-outs 0.0%
Halftones 0.0%
In a 3-D graphics environment, the process of subdividing a surface into a mesh of smaller shapes that are easy to analyze is known as:
Anti-aliasing 0.0%
Tessellation 100.0%
Blending 0.0%
Texture mapping 0.0%
In computer animation, the entire frame is redrawn for each frame. What of the following would reduce flicker between frames?
Surface removal 0.0%
Phong shading 0.0%
Double buffering 100.0%
Interpolation 0.0%
In computer graphics, a technique in which irregularities in shading are created for simulating rough textures is called:
Cosine mapping 0.0%
Bump mapping 100.0%
Bleed mapping 0.0%
Image mapping 0.0%
In computer graphics, when a line or object is moved where one end or point stays fixed in position is termed as:
Perfect banding 0.0%
Rubber banding 100.0%
Print banding 0.0%
Saddle banding 0.0%
Of the following, select all of the techniques that could be employed in anti-aliasing:
Sinc-function filtering 0%
Supersampling 0%
Z-buffering 0%
Flat shading 0%
Select from the following choices the one that most closely completes the Shannon sampling theorem: "The ideal samples of a continuous function contain all the information in the original function ...
Equal to 50.0%
Greater than twice 50.0%
Greater than one-half 0.0%
Less than one-half 0.0%
The effect that occurs when an object nearer to the viewport in 3-D space blocks (masks) another, more distant object from view is called:
Depth 100.0%
Cueing 0.0%
Occlusion 0.0%
Filtering 0.0%
The first procedure in the OpenGL pipeline is to transform a 3-D point that is defined in the object coordinate system into the world coordinate system. This step has three possible transformations...
First rotation, then translation, and then scaling. 33.0%
First scaling, then rotation, and then translation. 33.0%
First translation, then scaling, and then rotation. 33.0%
First scaling, then translation, and then rotation. 0.0%
The number of bits per pixel typically used for the color depth to be described as being a truecolor format is:
4 0.0%
16 0.0%
24 100.0%
36 0.0%
The process of using an image described in a vector-graphics format and converting it into a bitmapped image as output on a display or printer, or as storage in a bitmapped file is known as
Pixelation 0.0%
Rasterization 100.0%
Transmogrification 0.0%
Animation 0.0%
The process whereby a specific key color (often blue or green) within an image is made transparent when that image is mixed with another image is known as:
Graphic keying 0.0%
Chroma keying 100.0%
Shade keying 0.0%
Scissors keying 0.0%
The rendering of three-dimensional computer graphics often employs one or more approaches to model a complex four-dimensional mathematical function that defines the physical behavior of light at ...
Kummer's function 0.0%
Reisz function 0.0%
Bidirectional reflectance distribution function (BRDF) 100.0%
Mittag-Leffler function 0.0%
The serial execution of the processes applied to geometric primitives (text, lines, polygons, curves, and surfaces) in a graphics package to produce two-dimensional output is called its:
Execution LIFO stack 0.0%
Graphical modeling 0.0%
Transmogrification 0.0%
Rendering pipeline 100.0%
The vector-graphics package that was developed by Microsoft is:
Draw 0.0%
Inkscape 0.0%
Illustrator 0.0%
Visio 100.0%
What does the term "bezier" imply?
A measurement of printer resolution that defines how many dots of ink are placed on the page when the image is printed. 0.0%
The term that describes one way that illustration software may create curves and shapes by using control points and control handles. 75.0%
Special points placed around an active object that are used to manipulate the object when clicked and dragged with the mouse or other pointing device. 25.0%
A graph that depicts the tonal range of an image. 0.0%
What does the term "constraint" imply?
A graphics processing technique that simulates transparency or translucency for objects in a 3D scene to create visual effects like smoke, glass, or water. 0.0%
The section of the graphics memory that stores the stencil data. 0.0%
A rule or condition that must be followed regarding how the individual objects within an graphic can or cannot move, such as a wrist having to be attached to both a hand and an end of the lower arm. 100.0%
Memory that is dedicated to the graphics processor and used to store rendered pixels before they are displayed on the monitor. 0.0%
What does the term "depth sort" imply?
To convert an image or signal into digital code by scanning, tracing on a graphics tablet, or using an analog to digital conversion device. 0.0%
An algorithm for creating a hidden-line drawing of polygon data sets by drawing the polygons from the most distant to the closest, in order. 100.0%
The simulation of a continuous-tone image (shaded drawing, photograph) with dots. 0.0%
In computer graphics, a particular shade or tint of a given color. 0.0%
What does the term "flythrough" imply?
A series of mathematical operations that act on output primitives and geometric attributes to convert them from modeling coordinates to device coordinates. 25.0%
A memory buffer used to hold one line of video. 0.0%
Displayed representation of a scene or an object that appears to have three axes of reference: height, width, and depth (x, y, and z). 0.0%
A type of animation in which the camera moves around a scene, rather than objects moving in front of a stationary camera. 75.0%
What does the term "jaggies" imply?
Image that continues from one page of a publication across the gutter or spine to the facing page. 0.0%
The stair-step effect seen along curves and edges in text or bit-mapped graphics. 100.0%
In halftone screens, a measurement of resolution or detail. 0.0%
A photographic proof made from assembled (stripped) negatives. 0.0%
What does the term "spline" imply?
In computer-aided design, a smooth curve that runs through a series of given points. 100.0%
The smallest rectangular region of a picture or a frame buffer for which you can specify unique properties such as color and transparency. 0.0%
Simulating a condition or activity by performing a set of equations on a set of data. 0.0%
An interface that allows for the transfer of a digital video signal from a computer to a display, which increases the image quality and performance over a comparable analog system. 0.0%
What does the term "stroke weight" denote?
A term that illustration software uses to specify the thickness of a line when drawing a path. 100.0%
A process where the software adds new pixels to an image based on the color values of the surrounding pixels. 0.0%
A term for the descriptive information embedded inside an image or other type of file. 0.0%
A measurement of the output quality of an image, usually in terms of samples, pixels, dots, or lines per inch. 0.0%
What is meant by the term auto trace?
A part of off-screen memory that holds the distance from the viewpoint for each pixel, the Z-value. 0.0%
A programmed function in illustration software that converts raster graphics into vector graphics whereby paths are created along the edges of a scanned image. 100.0%
A process of removing hidden surfaces by sorting polygons in back-to-front order prior to rendering. 0.0%
Areas in an image with a blocky or blotchy appearance. 0.0%
What is meant by the term crop?
In proportional spacing, the tightening of space between letters to create a visually appealing flow to the text. 0.0%
The analysis of a picture using techniques that can identify shades, colors, and relationships that cannot be perceived by the human eye. 0.0%
Changing or improving graphics images, either interactively using a paint program or by using software routines that alter contrast, smooth lines, or filter out unwanted data. 0.0%
Trimming or masking of photos, graphics, drawings, or illustrations. 100.0%
What is meant by the term fog?
The mixing of an image with a fixed color that thickens as the image's pixels get further away from the viewpoint. 100.0%
A special type of channel used in graphics software for saving selections. 0.0%
a technique of blending bitmap-based images and text to reduce the stair-stepping or jagged appearance. 0.0%
The relationship of an image's width to height or its proportions. 0.0%
What is meant by the term gradient?
A binary representation in which a bit or set of bits corresponds to some part of an object such as an image or font. 0.0%
In computer graphics, a curve that is generated using a mathematical formula which assures continuity with other b-splines. 0.0%
A color (or grayscale) fill that gradually blends from one color to another, perhaps from light to dark, for example. 100.0%
In computer graphics, a technique for simulating rough textures by creating irregularities in shading. 0.0%
What is meant by the term projection?
The process of mapping three dimensional images to two dimensions for display. 100.0%
An interpolation technique used to remove texture distortion, stair casing, or jagged edges at the edges of an object. 0.0%
The part of the graphics engine that draws 3-D primitives, usually triangles or other simple polygons. 0.0%
Wrapping a texture image onto an object to create a realistic representation of the object in 3D space. 0.0%
What is meant by the term rigging?
A combination of colors that appear to have a stronger impact and highly visible look. 0.0%
The area of the graphics memory used to store the Z or depth information about rendered objects. 0.0%
The process of linking a 3-D object, such as modeling a character, to its bone structure (skeletal animation). 100.0%
The process of applying a texture to the surface of 3-D models to simulate walls, sky, etc. 0.0%
What is meant by the term stroke?
A reddish brown monochrome tint that gives the picture a warm, antique feeling. 0.0%
A term that illustration software uses to describe the width of a line in a path. 100.0%
A photograph whose edges fade out gradually. 0.0%
Copying a block of pixels from one place to another. 0.0%
When considering illumination from light sources, which of the following types of light sources has the same intensity in all directions:
Point source 100.0%
Spot light 0.0%
Parallel light 0.0%
Specular 0.0%
Which of the following are common shading models?
Cortez 0.0%
flat 33.0%
Gouraud 33.0%
Phong 33.0%
Which of the following best describes the term "vertex-vertex polygon mesh?"
A process by which color information is interpolated across the face of the polygon to determine the colors at each pixel. 20.0%
A method of using two buffers, one for display and the other for rendering. 0.0%
The simplest mathematical representation of a mesh, but which is not widely used due to the lack of explicit face and edge information. 80.0%
A method of increasing the quality of a texture map by applying different-resolution texture maps for different objects in the same image, depending on their size and depth. 0.0%
Which of the following colors belong to the most common three-color additive color model used in video displays or otherwise used to describe the physical concepts involved?
Red 50.0%
Magenta 0.0%
Yellow 0.0%
Green 50.0%
Which of the following colors belong to the standard four-color subtractive color model used in color printing or otherwise used to describe the printing process?
Red 0.0%
Magenta 50.0%
Yellow 50.0%
Green 0.0%
Which of the following file formats are popular vector-graphics formats?
EPS 50.0%
XLS 0.0%
SVG 50.0%
PDF 0.0%
Which of the following graphic formats allow for animation?
GIF 80.0%
JPEG 0.0%
TIFF 20.0%
PNG 0.0%
Which of the following graphical formats is/are always low-resolution (8-bit) bitmap graphics?
JPEG 0.0%
GIF 100.0%
TIFF 0.0%
SVG 0.0%
Which of the following is the most commonly used lighting model?
Xerxes 0.0%
Z-buffering 0.0%
Texture mapping 0.0%
Phong 100.0%
Which of the following is/are basic phases of creating 3-D computer graphics?
3-D modeling 33.0%
3-D rendering 33.0%
Transmogrification 0.0%
Computer animation 33.0%
Which of the following is/are typical steps in a graphical pipeline that converts three-dimensional objects for two-dimensional display or printing?
Hidden line/hidden surface removal (HLHSR) 0.0%
Rasterization 50.0%
Viewport mapping and clipping 50.0%
Writing to the framebuffer 0.0%
Which of the following polygon meshes is most commonly used in mesh modelling because its input data are more readily acceptable to modern hardware?
Vertex-vertex mesh 25.0%
Winged-edge mesh 0.0%
Vertex-face mesh 75.0%
Quad-edge mesh 0.0%
Which of the following raster graphics editors used to process digital graphics and photographs is/are open source, instead of being proprietary?
Photshop 0.0%
Paint Shop Pro (PSP) 0.0%
GIMP 100.0%
Photoshop Elements 0.0%
Which of the following rotation techniques gives the best results?
Euler angles 0.0%
Axis-angle 0.0%
3 by 3 matrix 0.0%
Quaternions 100.0%
Which of the following statements about pixels are true? (Answer all that apply.)
A pixel has a dimension. 28.0%
A pixel is a point. 14.0%
Pixels are visible. 28.0%
A pixel can have coordinates. 28.0%
Which of the following techniques reduces the appearance of jagged edges of lines and edges in raster graphics?
Warnock space subdivision 0.0%
Depth sort 0.0%
Gouraud shading 0.0%
Anti-aliasing 100.0%
Which of the following types of reflection transmits light in all direction with the same energy?
Specular 0.0%
Diffuse 100.0%
Gloss 0.0%
Retro reflection 0.0%
Which of the following vector graphics editors used to process digital graphics is/are open source, instead of being proprietary?
Illustrator 0.0%
Visio 0.0%
Flash 0.0%
Inkscape 100.0%
Which one of the color parameters measures how far away the color is from gray?
Hue 50.0%
Saturation 0.0%
Brightness 50.0%
Gamut 0.0%
Which one of the following formats would provide the least amount of pixelation when its dimensions are scaled (magnified) in size?
JPEG 50.0%
TIFF 0.0%
PNG 0.0%
EPS 50.0%
Which one of the following graphics standard specifications is the main competitor to Microsoft's Direct3D (the 3D graphics API within DirectX)?
OpenGL 100.0%
PHIGS 0.0%
X 11 0.0%
IRIS GL 0.0%
Which one of the following is a data structure used to organize objects within a space, which can be used in hidden-surface removal and in ray tracing?
Patch mesh 0.0%
Circular buffer 0.0%
Binary space partitioning (BSP) tree 100.0%
Hash table 0.0%