What is the function of question mark?

Related questions

1. Do rhetorical questions need a question mark?
2. Can an imperative sentence end with a question mark?
3. Where do we use question mark?
4. What is a question without a question mark?
5. How do you ask an indirect question?
6. Is a question mark a special character?
7. What is a interrobang mark?
8. What is an example of a complex question?
9. Does Please could you need a question mark?
10. How do you ask an open ended question?

Tags

1. #punctuation
2. #question
3. #eroteme
4. #query
5. #point
6. #phrase
7. #indicates
8. #languages
9. #journalism
10. #questions
11. #interrogative
12. #clause
13. #indirect
14. #known
15. #interrogation