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【单选题】
交换机工作在OSI七层的哪一层?
A.
1
B.
2
C.
3
D.
3层以上
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
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皮皮学刷刷变学霸
举一反三
【单选题】细胞水肿和脂肪变性常发生在
A.
肺   脾  肾
B.
心  脾   肾
C.
心  肝  肠
D.
心  肝  肾
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【单选题】—Excuse me , sir. The shoes are a bit small for me —Don’t worry . I’ll change them for a size A .smaller B. smallest C. larger D. largest
A.
1
B.
2
C.
3
D.
4
查看完整题目与答案
【单选题】耗竭性资源的主体是( )。
A.
水资源
B.
矿产资源
C.
经济资源
D.
人文社会资源
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【单选题】某软盘有40个磁道，磁头从一个磁道移至另一个磁道需要5ms。文件在磁盘上非连续存放，逻辑上相邻数据块的平均距离为10个磁道，每块的旋转延迟时间及传输时间分别为lOOms和25ms，则读取一个100块的文件需要（）时间。
A.
17500ms
B.
15000ms
C.
5000ms
D.
25000ms
查看完整题目与答案
【判断题】产权制度产生的经济根源是社会经济资源的稀缺。()
A.
正确
B.
错误
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【单选题】With the development of the society, especially the development of economy, the life both in countryside and city changes a lot. Who are still dwelling on the old life? In the villages of the English ...
A.
those happy times appear still to be with us
B.
there simply wasn't any crime to worry about
C.
many sites are not well-protected
D.
hackers try out tricks on an Internet site without actually breaking in
查看完整题目与答案
【简答题】发展(development)
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【单选题】Sustainable Development of Agriculture Sustainable development is applied to just about everything from energy to clean water and economic growth, and as a result it has become difficult to question e...
A.
By its productivity.
B.
By its sustainability.
C.
By its impact on the environment.
D.
By its contribution to economic growth.
查看完整题目与答案
【单选题】What does the example of 'software development' illustrate?
A.
The development of new technology offer opportunities to communications between people of different areas.
B.
The computer science in the U.S. is the most advanced in the world.
C.
The development of software is indispensable to globalization.
D.
Software development is more important to globalization than the Internet and wide-band- width international communication.
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【单选题】盛产期是经济林资源资产的产品产量最高、收益多且稳定的时期，盛产期的经济林资源资产评估通常可采用的评估方法是（）。
A.
比例系数法
B.
收益现值法
C.
木材市场价倒算法
D.
重置成本法
查看完整题目与答案
相关题目：
【单选题】细胞水肿和脂肪变性常发生在
A.
肺   脾  肾
B.
心  脾   肾
C.
心  肝  肠
D.
心  肝  肾
查看完整题目与答案
【单选题】—Excuse me , sir. The shoes are a bit small for me —Don’t worry . I’ll change them for a size A .smaller B. smallest C. larger D. largest
A.
1
B.
2
C.
3
D.
4
查看完整题目与答案
【单选题】耗竭性资源的主体是( )。
A.
水资源
B.
矿产资源
C.
经济资源
D.
人文社会资源
查看完整题目与答案
【单选题】某软盘有40个磁道，磁头从一个磁道移至另一个磁道需要5ms。文件在磁盘上非连续存放，逻辑上相邻数据块的平均距离为10个磁道，每块的旋转延迟时间及传输时间分别为lOOms和25ms，则读取一个100块的文件需要（）时间。
A.
17500ms
B.
15000ms
C.
5000ms
D.
25000ms
查看完整题目与答案
【判断题】产权制度产生的经济根源是社会经济资源的稀缺。()
A.
正确
B.
错误
查看完整题目与答案
【单选题】With the development of the society, especially the development of economy, the life both in countryside and city changes a lot. Who are still dwelling on the old life? In the villages of the English ...
A.
those happy times appear still to be with us
B.
there simply wasn't any crime to worry about
C.
many sites are not well-protected
D.
hackers try out tricks on an Internet site without actually breaking in
查看完整题目与答案
【简答题】发展(development)
查看完整题目与答案
【单选题】Sustainable Development of Agriculture Sustainable development is applied to just about everything from energy to clean water and economic growth, and as a result it has become difficult to question e...
A.
By its productivity.
B.
By its sustainability.
C.
By its impact on the environment.
D.
By its contribution to economic growth.
查看完整题目与答案
【单选题】What does the example of 'software development' illustrate?
A.
The development of new technology offer opportunities to communications between people of different areas.
B.
The computer science in the U.S. is the most advanced in the world.
C.
The development of software is indispensable to globalization.
D.
Software development is more important to globalization than the Internet and wide-band- width international communication.
查看完整题目与答案
【单选题】盛产期是经济林资源资产的产品产量最高、收益多且稳定的时期，盛产期的经济林资源资产评估通常可采用的评估方法是（）。
A.
比例系数法
B.
收益现值法
C.
木材市场价倒算法
D.
重置成本法
查看完整题目与答案