C Inteview Question

Question :: Read below code and answer the following questions.

 

LINE	Contains
50	char * b, q, *r;
200	b=getbuf();
201	q = *b;
212	r= anotherfunction(b);
213-300	/* we want to use ‘q’ and  ‘r’ here*/
2000	char * getbuf()
2001	{
2002	char buff[8];
2003-2050	/* unspecified, buff defined here *./
2051	return (char *) buff;
2052	}

1. What will be in variable ‘q’ after line 201 is executed? Under what conditions might this not be so?
Answer:


2. Is there an alternative, but equivalent, way to write line 2000? If so, what is it?
Answer:



3. Is getbuf() a reasonable function? 
Answer:



4. Will getbuf() execute at all?
Answer:



5. Please comment on line 2051.
Answer:



6. Is getbuf() good practice, and why?
Answer:



7. What line not given should be provided for compilation?
Answer :

(Suggestions and comments are welcome)