DELHI STATE OPEN SCHOOL IS ESTABLISED IN 1978 FOR PROMOTE THE OPEN SCHOOLING IN ALL OVER INDIA.The Delhi State Open School (DSOS), established in 1978, is an institution dedicated to making education accessible to students who cannot attend regular classes. It offers a distance education program with online registration, study materials in various languages, and online verification of results. DSOS aims to deliver curriculum in a convenient and effective manner, similar to traditional classroom settings.