Computer Science for IGCSE & O level - Programming (Section 5 - No. 15)
Which of the following statements about functions and procedures is true?
Functions always return a value; procedures never return a value.
Procedures always return a value; functions never return a value.
Functions can return a value, and procedures can also return a value, but not always.
Functions and procedures do the same thing, but are named differently depending on the programming language.
Giải thích
Functions primarily return values, while procedures may or may not.