单项选择题 An IBM Business Partner has sold a DS5020 and new IBM SAN switches to replace a customer EMC storage infrastructure. The customer dissatisfaction has arisen during the installation because according to the DS5020 interoperability matrix， two HP Proliant servers running Exchange have FC HBAs that are not supported.  Which of the following is the most probable cause of the customer dissatisfaction（）

单项选择题 A user in the op_storage group logs onto the DS GUI and goes to the User Administration panel.  Which users can be seen and what actions can be performed（）

单项选择题 A customer has two DS8000 systems in their environment. One DS8000 has FlashCopy licensed while the other does not. The customer wishes to license FlashCopy on the second DS8000.  Which of the following describes the TDA requirement in this situation（）