CIW IBA Lesson 5

What kind of file formats are .gif, .jpg, .png and .tif? - answer-Graphics Which video file format is the Macintosh native movie platform? - answer-.mov Why are audio and video files compressed before they are transferred across the Internet? - answer-To shorten the amount of time required to download them Which of the following plug-ins was developed by Microsoft and is a software development tool used to write and run Internet applications? - answer-Silverlight What is the term for pixel-based images that map bits to a display space? - answer-Raster graphics Which of the following graphics file formats is widely used for complex graphics because it uses lossy compression and supports 16 million colors? - answer-JPEG Question 7 : Which audio file format is the native sound format for Windows? - answer-Waveform (WAV) What is the term for the programming concept in which a program is handled as a collection of individual items that perform separate functions, rather than as a sequence of statements that performs a specific task? - answer-Object-oriented programming What kind of file formats are .au, .mp3, .aiff and .wav? - answer-Audio Which type of plug-in installation requires the user to download the plug-in file, quit the browser and start the installation file? - answer-Offline installation Which of the following is true about client-side JavaScript? - answer-It needs HTML to run What is lossless compression? - answer-Compression in which all the original data can be recovered when the file is decompressed How do plug-ins eliminate transfer delays when files are played from a browser? - answer-Plug-ins retrieve a small portion of a file at a time and deliver enough information to build a continuous stream of data Which of the following scripting languages is vendor-specific to Microsoft and may not be supported by browsers other than Windows Internet Explorer? - answer-VBScript What kind of file formats are .txt, .pdf and .rtf? - answer-Document What is a plug-in? - answer-A program installed in the browser to extend its basic functionality Which of the following languages is an object-oriented programming language developed by Sun Microsystems that is often used when data needs to be shared across a network? - answer-Java What are add-ons? - answer-Extensions and plug-ins used to extend the functionality of the Firefox Web browser What is the term for mathematical statements that describe a series of points to be connected to create an image? - answer-Vector graphics What is the primary goal of a plug-in? - answer-To provide efficient integration of