First: My first job choice is royal artillery and in the RA I want to become an artillery observer on http://www.army.mod.uk/rolefinder/role/65/artillery-observer/ it's there but on the PDF form my recruiter gave to me the closest thing is observation post assistant.. is it the same thing? if not I am unable to find any nfo about this job or online. second: I passed pre-adsc with 11.21 what is the minimum time I have to do to pass adsc? also if you guys would be so kind as to give so key info you thing would be needed to anwser the questions during interview 2, my job choices are as follow: Royal artillery OP or artillery observer. second is infantry (guardsman) and third royal engineering. Thank you so much guys!!!