Provide me details for Bihar Public Service Commission Exam?

: Bihar Public Service Commission conducts BPSC Exam will be held in Three Round:
Preliminary Exam
Main Examination
Interview Test

Preliminary Exam: In this section all objective type questions based test which if the candidate passes, qualifies to the second phase.

Main Exam: In this selection subjective type questions based test which if the candidate passes, passes to the third phase.

Interview Test:
Those Candidates will pass in written examination; BPSC invites them for personal Interview.

Educational Qualification: Candidates must have Graduate Degree in either of the following subjects -
Mathematics
Mechanical Engineering
Civil Engineering
Chemical Engineering
Economics
Statistics
Natural Science
Agriculture
Geology

Age Limit:
Candidate’s age must be between 19 years to 24 years (Age relaxation will be extended as per Indian Govt. Rules).