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双线自动闭塞区间正方向,第一闭塞分区空闲,越出站界调车时,须经()口头准许并通知司机后,方可出站调车。

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Your company has a server named Server1 that runs Windows Server 2008. Server1 runs the DHCP server role and the DNS server role. You also have a server named ServerCore that runs a ServerCore installation of Windows Server 2008. All computers are configured to use only Server1 for DNS resolution. The IP address of Server1 is 192.168.0.1. The network interface on all the computers is named LAN. Server1 is temporarily office. A new DNS server named Server2 has been configured to use the IP address 192.168.0.254. You need to configure ServerCore to use Server2 as the preferred DNS server. What should you do?()

A. Run the netsh interface ipv4 add dnsserver "LAN" static 192.168.0.254 index=1 command
B. Run the netsh interface ipv4 set dnsserver "LAN" static 192.168.0.254 192.168.0.1 both command
C. Run the netsh interfface ipv4 set dnsserver "LAN" static 192.168.0.254 primary command and the netsh interface ipv4 set dnsserver "LAN" static 192.168.0.1 both command.
D. Run the netsh interface ipv4 set dnsserver "LAN" static 192.168.0.254 primary command and the netsh interface ipv4 add dnsserver "LAN" static 192.168.0.1 index=1 command

建筑施工中最主要的三种伤亡事故类型为()。

A. 高处坠落、物体打击、触电
B. 坊塌、火灾、中毒
C. 机械伤害、触电、坊塌
D. 高处坠落、中毒、触电

刘先生是某广告公司设计部的主管,他发现手下员工的士气普遍比较低落,工作业绩也一直没有起色。刘先生在员工中进行了调查,结果发现员工普遍感觉工作内容十分枯燥,每天只能按部就班地完成上面分配下来的工作,缺乏成就感。针对这种情况,为了调动员工的积极性,刘先生决定在设计部每月评选一名工作出色的员工,并给予重奖;但是这项措施实行一段时间之后,情况没有任何改观;有员工表示,每月优秀员工的评选缺乏客观的指标,无法反映个人的真实工作情况。根据赫兹伯格的双因素理论,设计部员工所关注的是()。

A. 保健因素
B. 激励因素
C. 工资因素
D. 安全因素

列举出机组处于“维修”时的主要参数。

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