I belong to middle class family n wish to study abroad,is germany a gud option?i am a student of class 12,how to get there with computer sci

I intend to apply for loan to hav education frm abroad.i hav heard germany charges no or minimum tuition fees.so will it be a gud decision to choose germany after my college gets ovr so that repay my loan.specially how to get there-the exams or processes involved n %age required n gud colleges