Rajasthan Public Service Commission (RPSC) is the premier commission of the government of Rajasthan, for organizing recruitment exams, procedures for recruiting employees, officers to various departments of the government. This includes the recruitment of Clerical cadre(Now handed over to RSMSSB) in minimum and the recruitment in Rajasthan Administrative Service (R.A.S) & Rajasthan Police Service (R.P.S) in maximum extent.  The recruitment to RAS, RPS, RTS and Rajasthan Sub-ordinate Services is made through an exam RAS/RTS Competitive Exam organized by the RPSC. The RPSC office is located at Jaipur road, Ajmer ,Rajasthan.
The RAS Exam is officially referred to as Rajasthan State and Subordinate Services Combined Examination.
It is a highly competitive exam and the right preparation strategy can only be formed after understanding the RAS Exam Pattern.
The pattern of RAS Exam is modeled loosely on the IAS Exam which is conducted by the Union Public Service Commission.
The Rajasthan State and Subordinate Services Combined Exam is conducted in three stages:
Scheme / Pattern Of RAS Exam
The first stage of the RAS exam is the Prelims. The RAS Pre Exam is a screening test which shortlists candidates for the Main stage of the exam.
RAS Pre consists of only one paper.
In the new exam pattern of RAS Exam, the Maths based questions have been removed from RAS Mains. This change was introduced in 2018, and the upcoming RAS Mains 2018 will be held as per the new pattern.
Candidates reach the Interview stage if they score above the cutoff in RAS Mains. The final merit list is prepared based on the candidate’s score in Mains and Interview.
The RAS Interview is for 100 marks and aims to test the candidate’s attitude, personality and assess his/her overall suitability for a career in administration.
Aspirants can go through the previous years’ RPSC question papersto better understand the pattern of the RAS exam.