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【单选题】
十进制小数部分转换成二进制采用( )的方法。
A.
乘2取整
B.
乘2取余
C.
除2取整
D.
除2取余
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【多选题】A network administrator is troubleshooting an EIGRP connection between RouterA, IP address10.1.2.1, and RouterB, IP address 10.1.2.2. Given the debug output on RouterA, which twostatements are true?()
A.
RouterA received a hello packet with mismatched metric-calculation mechanisms
B.
RouterA received a hello packet with mismatched authentication parameters
C.
RouterA will form an adjacency with RouterB
D.
RouterA received a hello packet with mismatched autonomous system numbers
E.
RouterA received a hello packet with mismatched hello timers
F.
RouterA will not form an adjacency with RouterB
【简答题】伺服系统是一种反馈控制系统,它由指令脉冲作为输入给定值,与输出被控量进行比较,利用比较后产生的()对系统进行自动调节。
【单选题】关于比值控制系统,说法不正确的是()。
A.
实现两个或两个以上的参数符合一定比例关系的控制系统
B.
目的是使两种或几种物料的流量保持一定的比值关系
C.
通常为流量比值控制系统
D.
设计的比值一定是恒定值
【单选题】某手术室护士,倒取0.9 %氯化钠无菌溶液冲洗手术器械,瓶内溶液一次未用完,护士在瓶签上注明开瓶日期与时间,剩余溶液有效期是
A.
4小时
B.
8小时
C.
12小时
D.
24小时
E.
7天
【单选题】某手术室护士,倒取0.9%氯化钠无菌溶液冲洗手术器械,瓶内溶液一次未使用完,护士在瓶签上注明开瓶日期与时间,剩余溶液的有效期是
A.
4小时
B.
8小时
C.
1 2小时
D.
24小时
E.
7天
【单选题】REFER TO THE EXHIBIT. THE NETWORK ADMINISTRATOR HAS ASSIGNED THE LAN OF LBMISS AN ADDRESS RANGE OF 192.168.10.0. THIS ADDRESS RANGE HAS BEEN SUBNETTED USING A /29 PREFIX. IN ORDER TO ACCOMMODATE A NEW...
A.
IP address: 192.168.10.65 subnet mask: 255.255.255.240, default gateway: 192.168.10.76
B.
IP address: 192.168.10.254 subnet mask: 255.255.255.0, default gateway: 192.168.10.1
C.
IP address: 192.168.10.41 subnet mask: 255.255.255.248, default gateway: 192.168.10.46
D.
IP address: 192.168.10.38 subnet mask: 255.255.255.248, default gateway: 192.168.10.33
E.
IP address: 192.168.10.38 subnet mask: 255.255.255.240, default gateway: 192.168.10.33
【单选题】串级比值控制系统的控制目的是()。
A.
实现两种物料的一定配比
B.
通过改变比值实现对被控变量控制
C.
使两个量的比值恒定
D.
实现两个压力的比值关系
【单选题】An administrator must assign static IP addresses to the servers in a network.For network 192.168.20.24/29, the router is assigned the first usable host address while the sales server is given the last...
A.
IP address:192.168.20.14 Subnet Mask:255.255.255.248 Default Gateway:192.168.20.9
B.
IP address:192.168.20.254 Subnet Mask:255.255.255.0 Default Gateway:192.168.20.1
C.
IP address:192.168.20.30 Subnet Mask:255.255.255.248 Default Gateway:192.168.20.25
D.
IP address:192.168.20.30 Subnet Mask:255.255.255.240 Default Gateway:192.168.20.17
E.
IP address:192.168.20.30 Subnet Mask:255.255.255.240 Default Gateway:192.168.20.25
【单选题】电气方面造成起升机构制动器突然失灵,应立即()
A.
发出紧急信号
B.
拉下闸刀电源开关
C.
拉下紧急开关
【单选题】Given an IP address 172.16.28.252 with a subnet mask of 255.255.240.0, what is the correct networkaddres?()
A.
172.16.16.0
B.
176.24.0.0
C.
172.16.0.0
D.
172.16.28.0
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