单项选择题 A customer is planning to upgrade two VMware ESX servers from 3.5 to 4.1 after recently installing a new XIV Storage System. Each server has 4 HBAs connected to redundant fabrics for a total of 4 paths per server to storage. The customer wants to increase the throughput available to the ESX servers. What configuration setting does the storage specialist need to highlight?（）

单项选择题 A customer is purchasing an IBM System Storage DS8700. What is the most important first step for the installation?（）

单项选择题 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?（）