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16 Cards in this Set
- Front
- Back
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Name a video file format?
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MOV
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Which audio file format is widely used on the World Wide Web?
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MP3
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What type of media element is saved as a JPEG?
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Image
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Gifs have 8 bit colour depth. What does this mean?
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The graphics consist of 256 colours
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What is a property of Gif 89 and not Gif 87?
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It supports animation
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What is true about the WAV audio file format?
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It supports sampling rates of 8, 11, 22 and 44 kHz.
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Compression can be applied to WAV files. What does this mean?
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The file has been reduced in size
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What is special about the SWF animation format
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It supports interactivity
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The SWF animation format requires a ‘plug-in’. What does this mean?
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It is a piece of software that is required to play the SWF file.
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What is true about quicktime movies
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It supports animation.
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The Quicktime movie file format is also known as a ‘container’ format. What
does this mean? |
It supports a wide range of media elements eg text, graphics, video.
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Why are multimedia elements compressed if they are going to be used on the
World Wide Web? |
Bandwidth limits may result in media elements taking too long to load.
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What is true about lossy compression?
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Lossy compression reduces file sizes by permanently removing
unnecessary bits. |
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What is true about lossless compression?
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Lossless compression reduces file sizes by temporarily removing
unnecessary bits. |
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What is a digital watermark?
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A digital signature that states who the author of the media element is.
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What is the UK law for copyright?
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Copyright, Designs & Patents Act.
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