1. A string of 5 characters. The '\0' occupies one array entry.

2. a) 1
   b) 1
   c) 7
   d) 2 
   e) 3

3. val[0]  -> H
   val[1]  -> i
   val[2]  -> 
   val[3]  -> c
   val[4]  -> l
   val[5]  -> a
   val[6]  -> s
   val[7]  -> s
   val[8]  -> \0
   val[9]  -> ?
   val[10] -> ?
   val[11] -> ?

4. char val[21];

5. while ((val[i] != '\0') && (i < SIZE))