What is an advantage of server virtualization from a maintenance perspective?

Which storage type provides access using Amazon S3 APIs?

Your company has an on-premises solution based on NetApp AFF storage with ONTAP software. A lot of data is infrequently accessed and can be moved to a cloud solution. The company prefers an opex business model.
In this scenario, which NetApp solution satisfies these requirements?

Which NetApp product would be used to manage multiple E-Series systems from a single pane of glass?

You want to maintain a longer retention time of your Snapshot copies on a NetApp ONTAP system in a remote data center versus the NetApp ONTAP system in your primary data center.
Which NetApp ONTAP feature enables you to accomplish this task?