Question

hello friends say me the full procedure of becoming a CBI officer I will make you brainiest
you can refer to internet but I want a very long answer

Answer 1

to become an officer in Central Bureau of Investigation ( CBI ) is a dream of many youths in India. Though this elite investigation agency is popular among the public, many do not know the procedure to join CBI as an officer. This article explains the various criteria, eligibility, exam pattern and procedure to become a CBI officer. Two different agencies conduct examinations to fill vacancies in CBI. They are UPSC and SSC. To become a group A officer in CBI, you must choose Civil Service Examination conducted by UPSC and become an IPS officer. To join as Sub Inspector in CBI, you must go through SSC CGL examination
.If you are dreaming to become an Officer in CBI, you must pass the Combined Graduate Level Examination (CGL ) conducted by Staff Selection Commission (SSC) every year. You must wait for the next SSC CGL notification and prepare for the same. It is a four-tier examination which includes two online objective type exams and one descriptive type using pen and paper. The final stage is document verification. The official website to get the SSC CGL notification:
http://ssc.nic.in/

Exam Pattern Of Sub Inspector in CBI 
To become a Sub Inspector in Central Bureau Of Investigation (CBI ), you must pass SSC Combined Graduate Level Exam. There are four stages in Combined Graduate Level Examination (CGL ) conducted by Staff Selection Commission (SSC). Only after the successful completion of all 4 stages, you can join as Sub Inspector in CBI. CBI Sub Inspector recruitment exam pattern

Answer 2

To become a group A officer in CBI, you must choose Civil Service Examination conducted by UPSC and become an IPS officer. To join as Sub Inspector in CBI, you must go through SSC CGL examination. To become a Sub Inspector in Central Bureau Of Investigation (CBI ), you must pass SSC Combined Graduate Level Exam.