You take whatever profession (depends on 10th sublord significators and many other factors) but will you be successful (achieve the level you want) depends on 11th house.
In any Dasa signifying 10th house but not 11th, desires will not be fulfilled.
If dasa signifies 11th and 10th (or 8th), then partial fulfill with some dissatisfaction.
For complete satisfaction dasa should signify 1,2,3,4,6,9,11 houses.
There are lakhs of youngsters in a country who get fascinated by watching stars perform live and want to become like them but not going through right dasa+transit at right age pulls them back. What is the point in wanting something but not reaching even few steps towards it ?