How to join CBI after completion of BTech

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CBI (Central Bureau of Investigation) is a leading agency for investigation which comes under the control of the Indian Government. You can visit the site for more details: CBI Official Website

For Joining CBI (Central Bureau of Investigation) you will have to apply for SSC CGL Graduate Level Exam which is conducted by the SSC. Other details related to SSC CGL:

Eligibility Required for SSC CGL CBI Exam

Educational Qualification

To join the CBI you must write the Union Public Service Commission Examination. To appear for this exam, You must have your graduation with a minimum of 55% marks.

Your minimum educational qualification should be Graduate pass out in any discipline from recognized university.

If you have a Distance learning degree then it should be approved from the Distance Educational Council of India.

  • Exam Notification-March Last week.
  • Exam taken-Mid of June.


  • Minimum age required to apply for SSC CGL Exam is 18 years.
  • Maximum age allowed to apply for SSC CGL Exam is 27 years.
  • 18 to 27 years For Inspectors or CE and Div. Acctts or Auditors or UDCs
  • 20 to 27 years for Assistant Grade & SIs in CBI
  • 20 to 25 years for SIs in CPOs
  • Backward category candidates will get 3 years of age relaxations.
  • SC/ST category candidates will get 5 years of age relaxations.

Selection Process

  • Preliminary Exam.
  • Mains Exam.
  • Personal Interview.

Exam Pattern and Syllabus for Preliminary Exam

  • Total duration of this exam will be 2 hours and 40 minutes.
  • Total number of questions will be 200.
  • Total marks will be 200.
  • For each correct answer 1 marks will be awarded.
  • Negative marking for each wrong answer will be 0.25.

Sections for Prelims Exam

  • Logical Reasoning.
  • Quantitative Aptitude.
  • General Knowledge.
  • English Comprehension.

Exam Pattern and Syllabus for Mains Exam

  • This exam will have two papers.
  • Each paper will be 2 hours.
  • Total marks for each paper will be 200.
  • Total number of questions in each ppaer will be 100.

Sections for Mains Exam

  • Quantitative Aptitude.
  • English Grammar and Comprehension.

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