Computer Science for IGCSE & O level - Data Representation (Section 6 - No. 17)
What happens to the quality of an image when lossy compression is used?
The quality is always improved.
The quality is always decreased.
There might be a reduction in image details.
The image is identical to the original.
Paliwanag
Lossy compression often results in some loss of detail to achieve a smaller file size.