A customer would like to convert their existing IBM System Storage DS8100 to a DS8700 to gain more capacity. During the TDA review the impact on the running production environment during conversion is discussed. Which of the following must be considered?()
A. DS8000 model conversions are generally non-disruptive
B. a model conversion from DS8100 to DS8700 is disruptive
C. the DS8100 base frame needs to be sent back to the factory for upgrade
D. during model conversion the logical configuration can be kept, but the system must be rebooted