just ask my fren about this,
he has 3 interview, 1 interview with fitness and IQ test, 2nd interview with medical check and 3rd interview with navy panel.
if pass your going for 1 week training and will be awarded Navy No at the end.
then 1 to 3 month training, and he told me at this point please behave as all beviours will be observed by the Navy, at this time he have couple of his friends were kick because some past case.
then you're a commission PSSTLDM reserved