Computer Science for IGCSE & O level - Data Representation (Section 10 - No. 26)

What happens to the file size of an image if both the image resolution and colour depth are increased?

The file size will decrease.

The file size will remain constant.

The file size will increase.

The effect on the file size is unpredictable.

Increasing both resolution (more pixels) and colour depth (more colours per pixel) leads to a larger file size.