Should i major in computer Engineering well specifically Hardware engineering or major A&P Mechanic?

Computer Engineering will take Four yrs for a bachelor degree at NCSU or 2 yrs to recieve my A&P mechanic certificate at a Aviation School at PTI Please give me all the info about each ie, salary, which will have more jobs open when i complete the degree job security will i get laid off because of the dame outsourcing to foreign markets please i really need help with this one Also i get paid woth Veterans Benefits so the education free and i get $881 a month Also whould it be a good idea if i should take both because my benefits will not go away until i turn 26 im 18 right now and i have the ability to go back and forth i know a lot people who have a A&P certificate and all of them make 25 a hr or close and another just went oversees and was making 3000 a month no lie i really want a steady job thats gonna make me financially secure and u might say i have my whole life to plan this out but our wrong i have to do this here and now so please look around and find ppl or info about both