Which three IP addresses can be assigned to hosts if the subnet mask is /27 and subnet zero is usable?()
A. 10.15.32.17
B. 17.15.66.128
C. 66.55.128.1
D. 135.1.64.34
E. 129.33.192.192
F. 192.168.5.63
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施工现场内使用的行灯的灯头应与灯体结合牢固,并应使用带开关的灯头。()
汽车、轮胎式起重机作业时,起重臂和重物下方严禁有人停留、工作或通过。重物吊运时,严禁从人上方通过。()
汽车、轮胎式起重机工作的场地应保持平坦坚实,符合起重时的受力要求;起重机应与沟渠、基坑保持安全距离。()
InwhichofthefollowinglistsofAPSActionRequestsistheprioritycorrectlyarrangedfromlowesttohighest?()
A. Wait-to-Restore,ForcedSwitch,ManualSwitch,LockoutofProtection
B. ManualSwitch,Wait-to-Restore,LockoutofProtection,ForcedSwitch
C. LockoutofProtection,ForcedSwitch,ManualSwitch,Wait-to-Restore
D. LockoutofProtection,ManualSwitch,ForcedSwitch,Wait-to-Restore
E. Wait-to-Restore,ManualSwitch,ForcedSwitch,LockoutofProtection
F. Wait-to-Restore,ManualSwitch,LockoutofProtection,ForcedSwitch