You work as a Systems Administrator at a company named ABC.com. You are in the
process of deploying new servers running SQL Server 2012.
You need to implement a highly available solution. You need to ensure that the databases
remain online in the event of a single server failure.
You are evaluating the server requirements for AlwaysOn with automatic failover and
mirroring with automatic failover.
What is the minimum number of servers required for each solution? (Choose two).

A.
AlwaysOn with automatic failover requires at least 2 servers.

B.
AlwaysOn with automatic failover requires at least 3 servers.

C.
AlwaysOn with automatic failover requires at least 4 servers.

D.
Mirroring with automatic failover requires at least 2 servers.

E.
Mirroring with automatic failover requires at least 3 servers.

F.
Mirroring with automatic failover requires at least 4 servers.

Explanation: