The storage specialist needs to prepare an IBM System Storage DS8800 proposal including 64 host ports. The offer needs to meet the lowest possible price. 
What is the minimum number of I/O Enclosure Pairs PCI-E for this configuration（）

A healthcare provider has two applications that they need to redundantly protect in a SAN environment. Their patient record application runs on Oracle 11i and consists of many small， randomly accessed files. The database is kept on three clustered Sun servers and currently uses 30 TB of data space. Their imaging application that retains and manages x-rays， consists of Filenet， CommonStore， and TSM running on an IBM Power750 server， and is currently using 65
TB of data space. 
Which of the following disk solutions meets the customer’s requirement（）