IAS Exams (Civil Services Exams)
    Civil Services Exams (popularly known as IAS Exams) are being conducted every year in India to fill prestigious posts like IAS (Indian Administrative Service), IPS (Indian Police Service), IFS (Indian Foreign Service), IRS (Indian Revenue Service) and many other central government services. The Civil Services Exams (IAS Exams) are conducted in three phases.
    CSAT (Civil Services Aptitude Test) in July/August
    Mains (Civil Services Mains) in November/December
    Personality test (interview) in Feb/Mar of the following year
    CSAT (Civil Services Aptitude Test)
    IAS Prelims or CSAT (Civil Services Aptitude Test) is an objective-type test that acts as a screening test to Civil Services Mains exam. Conducted annually on a Sunday in July/August by Union Public Service Commission of India, CSAT consists of two papers (Paper I: General Studies and Paper II: General Aptitude) Score achieved in the CSAT is used only for getting eligible for the Mains exam (CSAT score will not be used for the final ranking)
    Mains (Civil Services Mains Exams)
    Civil Services Mains Exams are subjective exams (short answer and essay type questions) that are generally conducted in Nov/Dec. The score obtained in the seven papers of Mains (four general studies papers two chosen optional subject papers and one essay paper) will be used to short-list candidates for interview (personality test) The combined score (mains and interview) determines the final ranking for postings. All the seven papers of the Mains carry equal marks (7x250 = 1750 marks) Typically, scores of 700 and above (out of 1750) are sufficient for a general category candidate to get an interview call. Tina Dabi, the all India topper in 2015, scored 824 in the Mains
    Personality test (interview)
    IAS interview typically revolve around candidate's background and current affairs. It generally lasts for about 40 - 60 minutes. The interview is for a maximum of 275 marks, so it has about 14% weightage (275 out of 2025) The interview board will assess the candidate’s appearance, manners, poise, alertness, emotional balance, rational and unbiased judgment, decision making ability under stress, depth of knowledge, communication skills, analytical skills, leadership skills and integrity.