what is the dns ip i should put in the local pc and also the domain name
You question has been created 2 times. This is not necessary. Azure Active Directory is much different from On-prem Active Directory (ADDS)
It's not the same way to integrate a device in Azure Active Directory that for ADDS. We're calling that Azure AD Registered, Azure AD Hybrid Join, ... There is much more possibilities. You can check more here : https://docs.microsoft.com/fr-fr/azure/active-directory/develop/active-directory-how-to-integrate.
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