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Multimedia Vocabulary
ITGS
30
Computer Science
11th Grade
01/03/2012

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Cards

Term
Pixel
Definition
A picture element (dot) on a computer screen or printout. Groups of pixels compose images on the monitor and the output of a printout.
Term
Bitmapped graphics
Definition
Graphics in which images are stored and manipulated as organized collections of pixels rather than shapes and lines. Contrast with object-oriented graphics.
Term
Vector Graphics
Definition
The storage of pictures as collections of lines, shapes, and other objects. (not dots)
Term
Color Depth
Definition
Bit depth, the number of bits devoted to each pixel. (controls image quality)
Term
Resolution
Definition
Density of pixels, measured by the number of dots per inch.(controls image quality)
Term
Dpi (Dots per inch)
Definition
A measurement of the density of pixels, defining the resolution of a graphic.
Term
Image Processing Software
Definition
Software that enables the user to manipulate photographs and other high-resolution images. (ex-adobe photoshop)
Term
Drawing Software
Definition
Stores a picture as a collection of lines and shapes. Also stores shapes as shape formulas and texts as text. (ex-adobe illustrator)
Term
CAD (Computer-Aided Design)
Definition
The use of computers to draw products or process designs on the screen. (ex-microsoft powerpoint)
Term
JPG (Joint Photographic Experts Group)
Definition
A lossy compression technique for color images.
Term
GIF (Graphics Interchanged Format)
Definition
A bitmap file format used by the World Wide Web
Term
TIFF (Tagged Image File Format)
Definition
One of the most widely supported formats for storing bitmap images on personal computers
Term
WMF(Windows Metafile Format)
Definition
Windows Format that can hold both vector and bitmap images.
Term
Podcast
Definition
Radio- or television-style programs that can be downloaded on demand or automatically by subscription
Term
MIDI (Musical Instrument Digital Interface)
Definition
A standard interface that allows electronic instruments and computers to communicate with each other and work together
Term
MP3 (Motion Picture Audio Layer 3)
Definition
A method of compression that can squeeze a music file to a fraction of its original CD file size with only a slight loss of quality
Term
WAV (Waveform Audio File Format)
Definition
The format for storing sound in files developed jointly by Microsoft and IBM.
Term
Digital Video
Definition
Video reduced to a series of numbers, which can be edited, stored, and played back without loss of quality
Term
Morph
Definition
Video clip in which one image metamorphoses into another.
Term
Animation
Definition
The process of simulating motion with a series of still pictures.
Term
AVI (Audio Video Interleave)
Definition
Microsoft’s video file format developed for windows
Term
MPEG (Moving Picture Experts Group)
Definition
A family of digital video compression standards and file formats.
Term
Multimedia
Definition
Using some combination of texts, graphics, animation, video, music, voice and sound effects to communicate.
Term
Interactive Multimedia
Definition
Multimedia that enables the user to take an active part in the experience.
Term
Virtual Reality
Definition
Technology that creates an illusion that the user is immersed in a world that exists only inside the computer, an environment that contains both scenes and controls to change those scenes.
Term
Augmented Reality
Definition
The use of computer displays that add virtual information to a person’s sensory perceptions, supplementing rather than replacing (as in virtual reality) the world the user sees.
Term
Presentation Graphics Software
Definition
Automates the creation of visual aids for lectures, training sessions, and other presentations. Can include everything from spreadsheet charting programs to animation-editing software but most commonly used for creating and displaying a series of onscreen slides to serve as visual aids for presentations
Term
Video-editing Software
Definition
Software for editing digital video, including titles, sound, and special effects.
Term
Rules for powerpoint
Definition
1)Outline your ideas 2)Use large, readable fonts 3)Be stingy with words 4)Use a consistent design 5)Be smart with art 6)Remember your audience
Term
Advantage of CAD
Definition
1)Creates models with physical characteristics like weight and volume 2)Models can be rotated and viewed from any angle 3)Can evaluate the structural performance by applying imaginary force 4)easily alter the design
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