(a) whether `backlog/carried forward vacancies` reserved for SCs, STs and OBCs` are required to be treated as a `separate and distinct group` as provided under Article 16(4) B of the Constitution to overcome 50% ceiling limit on vacancies to be reserved in an year;
(b) if so, the details of `backlog/carried forward vacancies` ascertained as per para 5 of the DOPT OM No. 36012/2/96-Estt. (Res.) dated July 2, 1997 in respect of (1) SCs (2) STs and OBCs in Group A, B, C and D categories of services as on August 29, 1997 in the Ministry of Communications when Special Recruitment Drives etc. meant for filling such vacancies were stopped;
(c) the details of such carried forward vacancies filled during the last four years and those which remain unfilled year-wise;
(d) the fresh vacancies/posts accrued to reserved classes in all categories of posts during the last four years as per `post based rosters`?