Sir currently i am preparing for net jrf from 1 month but their is a question in my mind , sir what is the guarantee or surety of job after clearing n

Sir currently i am preparing for net jrf from 1 month but their is a question in my mind , what is the guarantee or surety of job after clearing net jrf? , I am not able to give my 100% on preparation because of this question always stucked in my mind i studied syllabus very thoroughly and i think i can crack net jrf, but will i get job after that because i want to become financially independent. please guide me