供电部门岗位职业道德规范，是指“热情周到、优质服务；遵章守纪、不谋私利；钻研业务、提高技能；（）、开源节流”。
A. 节水节电
B. 堵塞浪费
C. 勤检细查
D. 养护整修
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A customer wants to deploy VMWare ESX on four-way Intel systems. They are considering IBM and Dell.Which of the following is an advantage IBM has over the competition？（）
A. IBM provides optional Remote Technical Support for hardware， NOS， and VMWare.
B. The IBM xSeries EXA chipset has extensions to provide better efficiency for the VMFS file system.
C. IBM servers can address larger LUNs on SAN storage than Dell.
D. IBM provided VMWare with the majority of their internal drivers for ES
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