Your answer is easy just put 2
I will use 0b to refer to binary numbers: ex: 0b1 = 1, 0b10 = 2
0b100 = 4 and 0b11 = 3
4+3 = 7
convert 7 to binary and you get 111.
Hope this helps, and May the Force Be With You!
<span>-Jabba</span>
There's incomplete question. But I suggest you to build ER diagram. You can use ERWin as it's the most user friendly program. You can find guides in the program. There're some tips how to build ER-diagram by given requirements.