Hotspot Question
You have an Exchange Server 2016 organization. You have a mailbox database named PF_DB1
that contains a public folder mailbox named PF1. PF1 contains a public folder named Marketing.
Three weeks ago, a user deleted the Marketing folder. You restore the database files from the last
full backup to a recovery database named R_DB1. You need to recover Marketing folder. What
command should you run? To answer, select appropriate options in the answer area.
Answer: 
New-MailboxRestoreRequest / R_DB1
https://technet.microsoft.com/en-us/library/ff829875(v=exchg.160).aspx