Question

What is the significance of errno 13?

(a) not a super user

(b) no such file and directory

(c) permission denied

(d) no space left on device

I got this question by my college professor while I was bunking the class.

Enquiry is from File handling System Calls topic in division System Programming I – Files of Unix

Answer 1

The correct answer is (b) no such file and directory

For explanation: The errno 13 displays the message “permission denied”. The symbolic constant for this errno is EACCES.