You work as a senior administrator at ABC.com. The ABC.com network consists of a single domain named ABC.com. All servers in the ABC.com domain, including domain controllers, have Windows Server 2012 R2 installed.You are running a training exercise for junior administrators. You are currently discussing the Virtual Fibre Channel SAN feature.Which of the following is TRUE with regards to the Virtual Fibre Channel SAN feature?()
A. It prevents virtual machines from connecting directly to Fibre Channel storage
B. It allows for virtual machines to connect to Fibre Channel storage directly
C. It includes support for virtual SANs, live migration, and multipath I/O
D. It includes support for virtual SANs, and live migration, but not multipath I/O
患者男,39岁。2年前无明显原因出现睡眠不好,开始表现为入睡很困难,每晚仅仅能够睡着3小时左右,白天感到疲乏、无力。曾自服中药治疗,效果不佳。近3个月几乎整夜无法睡着,白天严重影响工作,患者自己未述其他不适。该患者最可能的诊断是()
A. 嗜睡症
B. 睡行症
C. 失眠症
D. 感觉不全综合征
E. 夜惊