Computer Science for IGCSE & O level - Programming (Section 3 - No. 14)

Which statement most accurately describes the difference between a procedure and a function?

Procedures can't return values; functions always return values.

Functions can't have parameters; procedures can.

Procedures always return values; functions can't.

Procedures are used for input; functions are used for output.

A key distinction is that functions are designed to return a value, while procedures may or may not return values.