To appear for NDA exam,you should have completed or appearing the final exam of 12th class with PCM/Other stream from a recognized university with minimum 55% marks and your age should be between 16 1/2 to 19 years.
NDA exam is conducted by Union Public Service Commission every year twice to take qualified students into defense services.
NDA exam notification will release in the month of December and May every year and exam will held on April and August month every year respectively.
see , you have just completed 10th
with 10th qaulification , there are no jobs in airforce
the minimum qualification to apply for a job in airfroce is 12th and for NDA EXAM ALSO
** so, if you want a job in airfroce or if you want to apply for NDA EXAM , then you MUST complete 12th
there is no way otherthan this
if you want higher level jobs , then you must go for higher studies
the nda exam will conduct by UPSC every year
this exam wil conduct twice in a year
so, complete 12th first later you can apply for the exam
your age must be between 16.5 to 19 years only (remmemebr this point )