However, one is also Eligible to Appear Through the On Demand Examinations at Secondary Level and Senior Secondary level in those Subjects only in which Candidates have taken Admission in NIOS for subject wise learning. Results of the Public Examinations are Announced usually six weeks after the last date of Examinations, NIOS formerly National Open School, is the Board of Education under NIOS 10th Class Model Paper 2024 the Union Government of India, National Institute of Open Schooling (NIOS) Responsible For Conducting Secondary Examination Every Year Public Examinations are held twice a year in April and May and October to November on Dates fixed by the NIOS.