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Note that your final mark will not be saved in the system.
Note that your final mark will not be saved in the system.
Units, data storage and compression (1.2.3–5) MatchUp
Target Level
4-5
Running Total
0
0%
Attempt
1 of 3
Click on a top box, then click on its match below. Or, drag a top box and drop it onto the correct match. Match all pairs before clicking ‘Check’.
Sample Rate
Lossy Compression
Denary
Hexadecimal
Unicode
Bit Depth
Binary
Metadata
Lossless Compression
Shift
Colour Depth
ASCII
Reducing the size of a file without losing any data
A technique that can either halve or double a binary number
A number system where each digit has two possible values
A number system where each digit has sixteen possible values
A character set that uses 7 bits to store each character
A character set that can represent characters in the alphabets of almost all modern languages
The rate at which the amplitude of a sound wave is recorded
The number of colours that can be used in an image
The number of bits used to represent each sample in a sound file
Data about the data in a file (such as the colours used in an image, or the time that the file was created)
Reducing a file size in a way that may cause data to be lost
A number system where each digit has ten possible values