There are multiple types of accounts available in Office 365:
It depends on the client used to access the account. For delegated users of the account; email, calendar and contacts are either not accessible or have reduced functionality via some clients.
Yes, for Office 365, the functionality of the accounts is identical. The only difference is that Service Accounts are typically accessed via delegation rather than direct log-in. Important: service accounts are only licensed for email, calendar, and contacts. See Office 365 - Subscription/license types and affiliation changes for more details.
It depends on the service. Please review the following document for complete details: Office 365 - Applications that Office 365 service accounts can access using NetID login.
Yes. Please review the following document for complete details: Office 365 - Getting Started with Resource Accounts.
All faculty and staff have multiple email addresses, for example, firstname.lastname@example.org, email@example.com and firstname.lastname@example.org, which they typically use for different purposes. Multiple email addresses may be associated with a single Office 365 account. Messages sent to any of the associated addresses will appear in the Office 365 account mailbox. Users will need to designate a "primary" address. The "primary" address will be the only address that appears in the Office 365 Global Address List(GAL). The "From" address of all messages sent from the account will be the Primary Address.
Associating all email addresses with an Office 365 NetID Account may not meet the needs of some users. In this case a user may be issued an Office 365 Service Account. Users may access this Service Account via delegation or directly via the Service Account's username and password.
Yes. It is very common for faculty and staff to have one or more individual email addresses and one or more addresses associated with their role(s) at the University. For example, JSmith@wisc.edu and email@example.com. "Role-based" addresses can be assigned to Office 365 Service Accounts. Users may access this Service Account via delegation or directly via the Service Account's username and password.