11.
Which of the following functions retrieve the entire contents of a file in such a way that it can be used as part of an expression?
1. file_get_contents()
2. fgets()
3. fopen()
4. file()
5. readfile()

13.
What is the difference between stat() and fstat()?

15.
Which of the following functions reads the entire contents of a file?
1. fgets()
2. file_get_contents()
3. fread()
4. readfile()
5. file()