Hello Niva, 

Since you took admission in 2018 you must be a part of January cycle. The last date for your project submission is the 4th week of November. The last date of assignment submissions are as mentioned in the assignment papers. You will have your term end examinations in December 2019. You can refer to this link if you need any more information  :  https://www.google.com/amp/s/university.careers360.com/articles/ignou-assignment-status/amp

Hope this helps :)