C++ simple multiple choice questions for study guide. Want to make sure I'm reviewing correct answers.

I'm posting a few more in separate questions. Any help would be greatly appreciated.

Question 7 1 pts Question 11 A variable defined before main (i.e. a global variablel: Consider the following code: O will be visible only to functions outside of main O will be visible only inside main O will be visible to all functions in the program O none of the above int print stristring str, int& i) for (int x= 1: x