________: a set of data that gives other information about data (describes how and when and by whom a particular set of data was collected, and how data is formatted)
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Pixel
________: short for a picture element, a single point in a graphic image.
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Lossy Compression
________: As you compress the data, it loses data non- recoverable.
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Lossless Compression
________: No data lost, it can be compressed and decompressed back to the origin.
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Hex Code
________ uses RGB values in red, blue, green.
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Pixel density
________ refers to how many pixels have been squeezed into a physical amount of space.
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binary digits
Hexadecimal: base- 16; numbers are 0- 9 and then use the letters A- F. is a convenient way to express binary numbers in modern computers in which a byte is almost always defined as containing eight ________.
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File format
________: the layout of a file in terms of how the data within the file is organized.
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Hexadecimal
base-16; numbers are 0-9 and then use the letters A-F. is a convenient way to express binary numbers in modern computers in which a byte is almost always defined as containing eight binary digits
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Lossy Compression
As you compress the data, it loses data non-recoverable
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Lossless Compression
No data lost, it can be compressed and decompressed back to the origin
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File format
the layout of a file in terms of how the data within the file is organized
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pixel
short for a picture element, a single point in a graphic image
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Metadata
a set of data that gives other information about data (describes how and when and by whom a particular set of data was collected, and how data is formatted)
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data
distinct information that is formatted in a special way
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Audio file formats
MP3(lossy), WAV (lossless), OGG (lossy)
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Text file formats
BAT (lossless), DOC (lossless)
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Image file formats
JPEG (lossy), GIF(lossless)
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Audio and Video file formats
MP4(lossy), MOV (lossy), WebM (lossy video compressor)
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