An ASCII sketch of the picture missing from question 6:


          1
         ___
        /   \
       5<---/
       ^ 
       |
     0 |
       |
       |     0
-----> 1 -------> 2
       ^          |
       |          |
       | 1        | 1
       |          |
       |          |
       |          V 
       4 <------- 3
             0 

The accepting states are 1 and 5.