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What is a viewer?
An application used to retrieve a file when the program needed to open the file type is not installed on your computer.
Copyright laws protect:
original works of authorship online as well as in print.
Why are audio and video files compressed before they are transferred across the Internet?
To shorten the amount of time required to download them.
Which video file format is a royalty-free, open video and audio format that is supported by Google?
.webm
What is the term for an algorithm used by HTML5 to compress and decompress files?
Codec
What is lossless compression?
All the original data can be recovered when the file is decompressed.
Which of the following graphics file formats is widely used for complex graphics because it uses lossy compression and supports 16 million colors?
JPEG
Which audio file format is the native sound format for Windows?
Waveform (WAV)
Which of the following graphics file formats is written in a page description language that is unreadable, and can be printed only on a specific type of printer?
PS
What kind of file formats are .gif, .jpg, .png and .tif?
Graphics
What kind of file formats are .avi, .mp4, .ogg, .webm and .mov?
video
Which video file format is the Macintosh native movie platform?
.mov
What kind of file formats are .au, .mp3, .aiff and .wav?
Audio
What kind of file formats are .txt, .pdf, and .rtf?
Document
A small image that is a preview of a Webpage's contents and information.
thumbnails
An HTML5 application programming interface that allows developers to retrieve the geographical location information for a client-side device.
geolocation
