Your network contains an Active Directory domain named contoso.com. The domain contains hundreds of groups, many of which are nested in other groups.
The domain contains a user account named user1.User1 is a direct member of 15 groups.
You need to identify of which Active Directory groups User1 is a member, including the nested groups. The solution must minimize administrative effort.
Which tool should you use?（）

Your network contains an Active Directory domain named contoso.com. The domain contains a domain controller named Server1 that runs Windows Server 2012 R2.
On Server1, you create a work folder named Work1.
A user named User1 connects to Work1 from a computer named Computer1.
You need to identify the last time the documents in Work1 were synchronized successfully from Computer1.
What should you do?（）