SNMP采用UDP提供的数据报服务传递信息,这是由于______。 A.UDP比

题型:填空题

问题:

SNMP采用UDP提供的数据报服务传递信息,这是由于______。
A.UDP比TCP更加可靠
B.UDP数据报文可以比TCP数据报文大
C.UDP是面向连接的传输方式
D.UDP实现网络管理的效率高

考点:计算机软件水平考试中级网络工程师网络工程师
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2006年12月28日,在第二届“中华青少年生命教育论坛”上,专家指出,长期以来,家庭教育、学校教育和社会教育比较重视对青少年的应试教育和成才教育,而忽视生命教育。部分青少年面对挫折和困难,轻则产生心理问题,怨天尤人;重则自我毁灭,甚至采取报复他人、毁灭他人的行为。作为素质教育延伸和补充的生命教育已经刻不容缓。为此,我们青少年应[ ]

A.主动接受生命教育,珍爱自己和他人的生命

B.正确认识生活中的挫折,增强承受挫折的能力

C.珍惜生命,积极去实现自己的人生价值

D.增强责任感,努力做一个只对自己负责的人

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精神分裂症有特征性意义的症状是()

A.情感高涨

B.情感脆弱

C.恐惧

D.欣快

E.矛盾情感

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操作系统的安全措施可从隔离方面考虑。以下哪一个不是隔离的措施?

A.物理隔离

B.逻辑隔离

C.时间隔离

D.空间隔离

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For the people who have never traveled across the Atlantic the voyage is a fantasy. But for the people who cross it frequently one crossing of the Atlantic is very much like another, and they do not make the voyage for the (56) of its interest. Most of us are quite happy when we feel (57) to go to bed and pleased when the journey (58) . On the first night this time I felt especially lazy and went to bed (59) earlier than usual. When I (60) my cabin, I was surprised (61) that I was to have a companion during my trip, which made me feel a little unhappy. I had expected (62) but there was a suitcase (63) mine in the opposite corner. I wondered who he could be and what he would be like. Soon afterwards he came in. He was the sort of man you might meet (64) , except that he was wearing (65) good clothes that I made up my mind that we would not (66) whoever he was and did not say (67) . As I had expected, he did not talk to me either but went to bed immediately.
I suppose I slept for several hours because when I woke up it was already the middle of the night. I felt cold but covered (68) as well as I could and tried to go back to sleep. Then I realized that a (69) was coming from the window opposite. I thought perhaps I had forgotten (70) the door, so I got up (71) the door but found it already locked from the inside. The cold air was coming from the window opposite. I crossed the room and (72) the moon shone through it on to the other bed. (73) there. It took me a minute or two to (74) the door myself. I realized that my companion (75) through the window into the sea.

A. being lonely B. to be lonely C. being alone D. to be alone

题型:填空题

开辟新航路的探险家都是西班牙或葡萄牙的资助下完成探险活动的,这主要是因为,与西欧其他国家相比,西、葡两国()

A.王室大力支持

B.地理位置优越

C.商业资本发达

D.金银需求量大

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