I have one think to know more from you. That is Steem DAO. I have got all you explained in 5th and 7th week except Steem DAO.
Please give any reference or simple explanation in reply. Thanks in advance.
I have learnt a lot of basic things from this and 5 th lecture. Thanks for these valuable lectures.

Here is my participation with Home Work.
https://steemit.com/hive-108451/@engrsayful/steem-inflation-recovery-account-encrypted-message-basic-study-or-or-home-work-of-sapwood-lecture-week-7