问题
单项选择题
SNMP 协议中，下列选项中__( )__ 操作用来支持被管网络设备向管理者的报警。
A．get
B．get-next
C．set
D．trap
答案
参考答案：D
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SNMP 协议中，下列选项中__( )__ 操作用来支持被管网络设备向管理者的报警。
A．get
B．get-next
C．set
D．trap
参考答案：D
| 完形填空。 | ||||
| Most children like 1 _TV. It's very interesting By _ 2 _TV they can __3 _ a lot , learn a lot and know many __ 4 _about their country and the world. Of course they canalso leam 5 the radio (无线电) . But they can learn better and more easily 6 ___ TV , because they can hear and watch at the same time, but they can't see __7 _over the radio. TV helps __ 8 children's eyes. TV helps to open their minds (智力) too. They learn newer and better ways of ___9 things. Many children watch TV 10 _weekends. But some students watch TV every night. They usually go to bed very late. They can't have a good rest. | ||||
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