Why do we need strdup()?

Question

While I was working on an assignment, I came to know that we should not use assignments such as :

 char *s=\"HELLO WORLD\";

Programs using such

Answer 1

Read my answer on (array & string) Difference between Java and C. It contains the answer to your question in the section about strings.

You need to understand that there's a difference between static and memory allocation and that you don't resort to the same memory spaces.