You work as the exchange administrator at TestKing.com. The TestKing.com network contains an Exchange Server 2010 Organization. TestKing.com makes use of Microsoft Exchange Server messagingsolution. During the course of day you receive an instruction from the CIO to deploy a database availability group（DAG） within the organization. You thus decide to recommend disk configuration for the servers in the organization whilst keeping the costs to a minimum. What should you do？（）
A. You should recommend 15000 RPM SAS hard disks in a Fiber Channel（FC）Storage Area Network（SAN）.
B. You should recommend 7200 RPM SATA hard disks in a direct Attach Storage （DAS）.
C. You should recommend 15000 RPM SAS hard disks in a Network Attached Storage （NAS）.
D. You should recommend 7200 RPM SATA hard disks in a Network Attached Storage （NAS）.
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患者女，20岁，学生。因厌食、消瘦半年入院。半年前因体重较胖有意控制进食，以后每进食后即觉腹胀难受，想吐，吐出刚进的食物感觉胃里会舒服一些，继而逐渐出现厌食，害怕腹胀难受，饭量明显少于正常，有时几天只喝水不进食，体重由原来的65kg下降至26kg（患者身高170cm），伴闭经，脱发，重度贫血，身体十分衰弱。家属有时强行喂东西给她吃，患者就发脾气，吃后便主动诱吐。既往体健，家族史阴性。为了进一步明确诊断，此时应考虑对患者进行：（）
A. 尿毒品检测
B. 血酒精测试
C. 头部CT
D. 血液药物分析
E. 有机磷检测
F. MMPI
人机工程评价由（）方面组成。
A. 3个
B. 4个
C. 5个
D. 7个
下列哪些动物胚胎具有羊膜结构（）。
A. 蟾蜍
B. 蝾螈
C. 蜥蜴
D. 袋鼠
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