Computer Science for IGCSE & O level - Data Representation (Section 16 - No. 50)

Which is a correct application of the concept of representing data in binary?

Representing colors in an image.

Representing the number of pages in a document.

Representing the characters that make up a text document.

All of the above.

All of these examples can be represented in binary: the color of a pixel, the number of pages, and the letters in a text document.