Possible solutions of your questions

Hello.

Data is taken. While DNS change is not necessary, they will need to change once the site is fully migrated and tested.

We will notify You when the transfer will be finished.

the Site is moved, the database is installed and configured.

Site is checked.

you Can menial DNS^

ns*.host**.net.in  IP:***.***.***.*** 
ns*.host**.net.in  IP:***.***.***.***

the IP address is optional. New domain settings do not take effect immediately for this on average is required *-** hours.