单项选择题
A. compression with IBM Real-time Compression Appliances
B. deduplication with IBM ProtecTIER
C. virtualization with IBM SVC
D. file virtualization with SONAS
单项选择题 Acustomerwantsthehighestdataavailabilitywiththebestperformance.Selectthebasicconfigurationofstorageproductsthatwouldachievethisgoal.（）
单项选择题 WhatistheappropriateresourcetofindcomprehensiveinformationaboutIBMSystemStoragecompetitivestrategiesandtechnologycomparisons?（）
单项选择题 WhichofthefollowingisthelowestcostenterpriseclassIBMStorageSystemthatcansupportanExchange2010solution?（）