<Tr> <Td> Lieutenant junior grade or sub-lieutenant </Td> <Td> Lieutenant or first lieutenant </Td> <Td> Flying officer </Td> </Tr> <Tr> <Td> Ensign or midshipman </Td> <Td> Second lieutenant </Td> <Td> Pilot officer </Td> </Tr> <Tr> <Td> Officer cadet </Td> <Td> Officer cadet </Td> <Td> Flight cadet </Td> </Tr> <Tr> <Th_colspan="3"> Enlisted grades </Th> </Tr>

How do you become a nco in the army