单项选择题 A customer has a very large number of physical Windows-based servers and no centralized storage. Which technology solution will help the customer to reduce the footprint of their existing server estate?（）

单项选择题 How many expansion frames can be attached to an IBM TS3500 model L23 or L53 base frame? （）

单项选择题 A customer has an existing high availability SAN environment with CLARiiON, which has been stable for 16 months. They have recently experienced several outages with their current storage systems. They need to purchase additional storage and have asked about tier 1 storage. They are concerned with connecting their existing storage and servers without trouble. Which resource should be consulted while developing the solution options?（）