Lesson 5 Flashcards
ActiveX
An open set of technologies for integrating components on the Internet and within Microsoft applications.
applets
Small programs written in Java, which are downloaded as needed and executed within a Web page or browser.
Audio Interchange File Format (AIFF)
High-quality audio format developed by Apple Computer.
Audio Video Interleave (AVI)
Standard Windows file format for video files.
cascading style sheets (CSS)
Style sheet language that provides the formatting and “look” of a Web page or document written in a markup language.
codec
A compression/ decompression algorithm used by modern video and audio player plug-ins.
disk cache
Storage space on a computer hard disk used to temporarily store downloaded data.
dynamic
Always changing.
event-driven
Reacting to particular user actions or the browser’s completion of a specific task.
geolocation
An HTML5 application programming interface that allows developers to retrieve the geographical location information for a client-side device.
Graphics Interchange Format (GIF)
A graphical image file format commonly used in HTML documents.
interactive
The characteristic of some hardware and software, such as computers, games and multimedia systems, that allows them to respond differently based on a user’s actions.
Java
An object-oriented programming language developed by Sun Microsystems that is fully cross-platform functional.
Joint Photographic Experts Group (JPEG)
A graphical image file format commonly used for photographs.
LiveScript
The Netscape-developed scripting language that was the predecessor to JavaScript.
lossless compression
A type of data file compression in which all original data can be recovered when the file is decompressed.
lossy compression
A type of data file compression in which some file information is permanently eliminated.
Moving Picture Experts Group (MPEG)
High-quality audio and video file compression format.
MPEG-1 Audio Layer-3 (MP3)
Popular compression standard for audio files; retains most of the sound quality of the source.
Musical Instrument Digital Interface (MIDI)
A standard computer interface for creating and playing electronic music. It allows computers to re-create music in digital format for playback.
object
An element on a Web page that contains data and procedures for how that item will react when activated. On a Web page, an object is typically a multimedia presentation.
Ogg Vorbis (.ogg)
A free, open-source alternative to the MP3 compression format for audio files; creates smaller, faster downloading files.
plug-in
A program installed in the browser to extend its basic functionality. Allows different file formats to be viewed as part of a standard HTML document.
Portable Document Format (PDF)
A file format that can be transferred across platforms and retain its formatting; designated by the file name extension .pdf.
