DRAG DROP
You have three customers named Customer1, Customer2, and Customer3 that plan to migrate to Microsoft
Exchange Online. The customers have the following characteristics:
– Customer1 has 100 mailboxes hosted on Exchange Server 2007. All of the users at Customer1 work during the weekdays only. All mailboxes will be migrated during the weekend.
– Customer2 has 3,000 mailboxes hosted on Exchange Server 2013. The users at Customer2 work during various times of the day, seven days a week. Eighty percent of the mailboxes will be migrated, while 20 percent of the mailboxes will remain on-premises indefinitely.
– Customer3 has 50 mailboxes hosted in Google Gmail. All of the users at Customer3 work during the weekdays only. All mailboxes will be migrated during the weekend.
You need to recommend which migration method each customer must use. The solution must meet the following requirements:
– Minimize the amount of time that the users will lose access their mailbox.
– Minimize administrative effort.
Which migration method should you recommend for each customer? To answer, drag the appropriate migration methods to the correct customers. Each migration method may be used once, more than once, or not at all.
You may need to drag the split bar between panes or scroll to view content.
NOTE: Each correct selection is worth one point.
Select and Place:
gradually migrate users and email to Office 365.
Answer: 
Explanation:
Box1
Cutover migration can be used if you’re running Exchange 2003, Exchange 2007, Exchange 2010, or Exchange
2013, and if there are fewer than 2000 mailboxes.
Box2
Hybrid migration can be used to maintain both on-premises and online mailboxes for your organization and to
Box3
Internet Message Access Protocol (IMAP) migration can be used to migrate user email from Gmail, Exchange,
Outlook.com, and other email systems that support IMAP migration.
References: https://support.office.com/en-us/article/Ways-to-migrate-multiple-email-accounts-to-Office-365-
0a4913fe-60fb-498f-9155-a86516418842