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Lesson 5
Term | Definition |
---|---|
1. Object | An element on a Web page that contains data and procedures for how that item will react when activated. |
2.Object oriented programming | Objects and data and how they relate to one another. |
3. Java | An object-oriented programming language developed by Sun Microsystems that is fully cross-platform functional. |
4. Applets | Small programs written in Java, which are downloaded as needed and executed within a Web browser. |
5. Dynamic | always changing |
6. Interactive | The characteristics of some hardware and software, such as computers, games, and multimedia systems that allows them to respond differently based on a user’s actions. |
7. Event-Driven | Reacting to particular user actions or the browser's completion of a specific task. |
8. LiveScript | The Netscape-developed scripting language that was the predecessor to JavaScript. |
9. ActiveX | ActiveX technology enables authors to place interactive objects on their Web sites based on a common standard, and allows the objects to work together. With ActiveX, Web pages can include animation, audio, and video. |
10. Visual Basic Script (VBScript) | Scripting language from Microsoft derived from Visual Basic; used to manipulate ActiveXscripts. |
11. Visual Basic | The Microsoft graphical user interface (GUI) programming language used for developing windows applications. A modified version of the BASIC programming language. |
12. Geolocation | An HTML5 application programming interface that allows developers to retrieve the geographical location information for a client-side device. |
13. Cascading Style Sheets (CSS) | Style sheet language that provides the formatting and "look" of a web page or document written in a markup language. |
14. 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. |
15. Disk cache | Storage space on a computer hard disk used to temporarily store downloaded data. |
16. Streaming Media | A continuous flow of data, usually audio or video files, that assists with the uninterrupted delivery of those files into a browser. |
17. Musical Instrument Digital Interface (MIDI) | A a standard computer interface for creating and playing electronic music. It allows computers to re-create music in digital format for playback. |
18. Lossless compression | A type of data file compression in which all original data can recovered when the file is decompressed. |
19. Lossy compression | A type of data file compression in which some file information is permanently eliminated. |
20. Codec | A compression/decompression algorithm used by modern video and audio player plug-ins. |
21. Vector Graphics | Realizable images that are saved as a sequence of vector statements, which describes a series of points to be connected. |
22. QuickTime | A plug-in developed by Apple Computer for storing movie and audio files in digital format. |
23. QuickTime Movie (MOV) | Standard file format for Apple QuickTime; uses the .mov, .moov or .qt file name extension. |
24. Viewer | A scaled-down version of an application; designed to view and print files. |
25. Portable Document Format(PDF) | A file format that can be transferred across platforms and retain its formatting; designated by the file name extension.pdf. |
26. Audio Video Interleave (AVI) | Standard Windows file format for video files. |
27. Moving Picture Experts Group(MPEG) | High-quality audio and video file compression format. |
28. AU (Audio file format) | Audio file format used by Unix servers, the majority of Web servers. Most Web browsers can read AU. |
29. Waveform (WAV) | Windows standard format for audio files. |
30. MPEG I (Audio Layer (MP3) | Popular compression standard for audio files; retains most of the sound quality of the source |
31. Ogg Vorbis (.ogg) | A free, open-source alternative to the MP3 compression format for audio files; creates smaller, faster downloading files. |
32. Portable Network Graphics | An open source graphical image file format created to replace GIF's |
33. Graphics Interchange Format | A graphical image file format commonly used in HTML documents. |
34. Joint Photographic Expert Group | A graphical image file format commonly used for photographs. |
35. Tagged Image File Format (TIFF) | Commonly used graphic file format, developed by Aldus Corporation; uses the .tif or .tiff file name extension. |
36. Encapsulated Postscript (EPS) | File format used for importing and exporting graphics. |
37. Rich Text Format | Portable text file format created by Microsoft that allows image insertion and text formatting; an almost universal format. |