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问题 选择题

18世纪末19世纪初西方某文学流派“以艺术的方式描摹了这一特定时代人的激荡‘亢奋而敏感、纤弱的心灵世界，展现了有着强烈个性扩张欲望的自我”。其创作风格是  [ ]

A．现实主义      

B．浪漫主义        

C．古典主义       

D．理性主义 

答案

答案：B

单项选择题

Information is no good to you if you can’t （） it．The loction dimension of information means having access to information no matter where you are．Ideally, in other words，your location or the information’s location should not matter．You should be able toaccess information in a hotel room，at home，in the student center of your campus，at work，onthe spur of the moment while walking down the street，or even while traveling on an airplane．This location dimension is closely related to （）and wireless computing (and also ubiquitous computing)．

To keep certain information private and secure while providing remote access for employees，many businesses are creating intranets．An intranet is an （） organizational internet that is guarded against outside access by a special （） feature called a firewall (which can be software，hardware，or a combination of the two)．So，if your organization has an intranet and you want to access information on it while away from the office，all you need is Web access and the password that will allow you （） the firewall．

 

This location dimension is closely related to （）and wireless computing (and also ubiquitous computing)．

A．data

B．program

C．mobile

D．information
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单项选择题

（2010）在双缝干涉实验中，若在两缝后（靠近屏一侧）各覆盖一块厚度均为d，但折射率分别为n1和n2（n2>n1）的透明薄片，从两缝发出的光在原来中央明纹处相遇时，光程差为：（）

A.d（n2-n1）

B.2d（n2-n1）

C.d（n2-1）

D.d（n1-1）
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