(1) With reference to her reply to question 438 on 19 March 2015, (a) what is the (i) job category and (ii) post classification of each vacancy in her department, (b) for how long has each of these positions been vacant, (c) what is the reason for each vacancy and (d) when will each of these vacancies be filled; (2) will she undertake to fill the vacant posts with South African citizens; if not, what is the position in this regard?