Computer Science for IGCSE & O level - Data Representation (Section 17 - No. 21)
What happens during a lossless data compression process?
The original data can be perfectly reconstructed from the compressed data.
Some data is removed from the original file.
The file size is reduced.
The quality of the data is reduced.
解释
In lossless compression, the original data can be perfectly recovered and the file size is reduced.