公安机关依法行使对某个公民的调查权而对个人数据进行调阅、摘录或复制，属于个人数据的（） ["间接使用","直接使用","反馈使用","外部使用"]
You work as a database administrator for Supportcenter.cn. Your database is functional. One of the disks containing a mirrored redo log member has bad sectors in it. You are unable to fix the damaged file. How does the loss of a redo log member affect the instance of the database that is currently running？（） ["The instance would normally abort.","The instance would not be affected.","The instance would be invalid， so would have to be aborted.","The instance would remain open， but the LGWR process would fail.","The instance would remain open and would automatically create the missing file"]
女性，36岁。患急性肾衰竭，测定血钾6.5mmol/L，出现心律不齐，应首先采取的措施是（） ["乳酸钠静脉滴注","10％葡萄糖酸钙静脉注射","5％碳酸氢钠静脉滴注","生理盐水静脉滴注E.高渗葡萄糖加胰岛素静脉滴注"]
城市生态系统
A customer has four 2-way 2U front-end web servers that are currently running at 15% CPU utilization. These servers provide points of access for users worldwide， and volume is expected to triple in the next six months and aggressively grow thereafter. They want to upgrade these systems to newer technology and stay within the 8U of rack space that they are replacing. Which solution would fit the customer’s requirements？（） ["Three x366 4-ways running VMWare ESX Server.","An x445 8-way Xeon MP attached to a DS4300 and running VMWare ESX Server.","An x445 16-way Xeon MP attached to an EXP400 and running VMWare ESX Server.","Four x346 2-ways running VMWare ESX Server."]
在电力系统中应至少有（）的备用容量。
