A server administrator reports that a virtual machine has displayed the following message twice in
the past 12 months:
No boot device found
Which virtual machine boot option should the administrator configure to resolve this issue?
A.
Failed Boot Recovery
B.
Force BIOS Setup
C.
Boot Delay
D.
Network Boot Retry
Explanation:
A is correct
http://virtualizationreview.com/blogs/everyday-virtualization/2012/03/how-to-configure-failed-boot-recovery-on-vsphere-vms.aspx
A : Failed Boot Recovery