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WorksheetsR093 - LO4 TA4 - 4.2.4 File Compression
Total questions: 19
Worksheet time: 3mins
Using this method of compression results in significant reduction in file size
Lossy
Lossless
Using this method of compression results in the loss of some of the original information in the file
Lossy
Lossless
Using this method of compression results in digital artefacts such as pixelation and incorrect colours
Lossy
Lossless
Using this method of compression results in no information being lost
Lossy
Lossless
PNG uses this method of compression
Lossy
Lossless
SVG uses this method of compression
Lossy
Lossless
FLAC uses this method of compression
Lossy
Lossless
WAV uses this method of compression
Lossy
Lossless
JPG uses this method of compression
Lossy
Lossless
MP3 uses this method of compression
Lossy
Lossless
MP4 uses this method of compression
Lossy
Lossless
In an image, individually-shaded pixels of a blue sky could be replaced with a single shade. What method of compression has been used?
Lossy
Lossless
ZIP formats are used to compress files and folders
True
False
One a file has been compressed using lossy compression, the data can be restored
True
False
Lossy compression is useful for smaller file sizes which can lead to faster loading times
True
False
Using lossless compression means that file sizes will generally be larger
True
False
You're sending a high-resolution print file via a cloud-based folder, what method of compression should be used?
Lossless
Lossy
You're uploading videos to a streaming website, what method of compression should be used?
Lossless
Lossy
You're adding images to an eBook, what method of compression should be used?
Lossless
Lossy
