Note: your answers must be written in answer sheets, as well as your FULL student number.

Analyzing and Designing Questions $(7$ questions, $70$ points$)$

$(10$ points$)$ For below program coded by $C$ programing language, answer the following questions.

int Add$($int a$,$ int b$)\{$

int $c$;

$c=a+b$;

return $c$;

$\}$

Q$1$: Present the definitions of stub module and driver module in unit testing. $(6$ points$)$

O$2$: Depict a simple unit testing environment. $(4$ points$)$