daily wage basis in irregular intervals in Tribal Welfare Hostels. On her application, the District Tribal Welfare Officer, Ongole, who is the Unit Head and appointing authority as per the A.P. Last Grade Service Rules, 1992, passed orders on 30.07.1998 appointing the petitioner - applicant as Class-IV employee i.e., Cook in the timescale of pay of Rs.1425 – 30 – 1625 – 40 – 1685 – 50 – 2075 – 60 – 2525 and posted her at Government S.T. Boys Hostel, Giddalur, in the existing vacancy. By proceedings, dated 06.08.2001, issued in Rc.No.A1/22/2000, by the District Tribal Welfare Officer, she was granted annual periodical increment along with others. Thereafter, her services were regularized along with other candidates vide proceedings, dated 29.09.2001, issued in Rc.No.A1/219/2001 by the District Tribal Welfare Officer, Ongole, and since then, she was placed on probation, and subsequently, her probation was declared by proceedings, dated 09.11.2001. While working as such, on the ground that the appointment, regularization and continuation of petitioner – applicant in service was not in accordance with the orders passed by the Government in G.O.Ms.No.212, Finance & Planning (FW.PC.II) Department, dated 22.04.1994, a Memo, dated 26.10.2002, was issued asking her to show cause as to why her services shall not be terminated. Though she submitted explanation, by proceedings, dated 31.10.2002,