Hey Mayank,

SRO conducts recruitment either through Gate score or an online advertisement for the vacancies of the specific posts.

ISRO conducts its own written test followed by an interview. The basic criteria for the written test is Minimum of 65% marks. The written test is divided in two patterns. The first pattern contains questions based on General English, General Intelligence & Reasoning, General Awareness, Arithmetic and Computer Literacy. If you pass the written test then you can appear for the interview.