After passing out all the phases mentioned during the entrance exam, the cadets are selected finally and they are recommended for training by NDA for next 3 years (equivalent to Graduation degree).
On completion of three years of training in NDA, cadets get further training for the last one year by IMA/INA/IAFA depending upon the choice allotted to them.
On completion of all the four years training, the cadets are commissioned as an officer and designated as Lieutenant in Army, Sub-Lieutenant in Navy and Flying Officer in the Air force as per their allotted choice.
Career Graph :

ARMYNAVYAIRFORCE
GeneralAdmiralAir Chief Marshal
Lieutenant GeneralVice AdmiralAir Marshal
Major GeneralRear AdmiralAir Vice-Marshal
BrigadierCommodorerAir Commodore
Colonel (Time Scale)Captain (Time Scale)Group Captain (Time Scale)
Colonel (Selection)Captain (Selection)Group Captain (Selection)
Lt. ColonelCommanderWing Commander
MajorLt. CommanderSquadron Leader
CaptainLieutenantFlight Lieutenant
LieutenantSub LieutenantFlying Officer
4 days later

Where is NDA situated in? How long training a passed out candidate has to go through who has cracked all the phases from written test to medical test?