Computer Science GCSE
Lossless Compression
What Lossless Compression means in Computer Science GCSE, as defined for Pearson Edexcel.
Definitions of Lossless Compression
Exam boards and our study guides word this term in slightly different ways. Learn the version your board uses.
A data compression algorithm that reduces file size without losing any information, allowing exact reconstruction of the original data.
A data compression algorithm that allows the original data to be perfectly reconstructed from the compressed data.
Topics that use Lossless Compression
- Data (Pearson Edexcel GCSE)
- Data storage and compression (Pearson Edexcel GCSE)
Related terms
Using Lossless Compression in the exam
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