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问题 单项选择题

关于物权，下列选项中不正确的是( )。

A．物权就是人与物的关系

B．物权是支配权

C．物权是对立权

D．物权是绝对权

答案

参考答案：A

解析： 物权，是权利主体在法律规定的范围内，直接支配其物，并排除他人干涉的民事权利。可见物权不单单是人与物的关系，还与他人有关，故答案选A。

单项选择题

While the Internet is inherently insecure, businesses still need to preserve the privacy of data as it travels over the network. To help do that, the Internet Engineering Task Force an international group of network designers, operators, vendors, and researchers concerned with the evolution of (71) has developed a suite of (72) called Internet Protocol Security (IPSec).
IPSec creates a standard platform to develop secure networks and electronic (73) between two machines. Secure tunneling via IPSec creates (74) connections in a network through which data packets can move. It creates these tunnels between remote users and within a local network. It also (75) each data packet in a new packet that contains the information neccessary to set up, maintain and tear down the tunnel when it’s no longer needed.

A．channels

B．Web browser

C．Internet data

D．Internet architecture
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单项选择题

AutoCAD文件保存后产生的备份文件（）。

A.与原图形文件名称不同，扩展名为bak，并与原图形文件不在同一文件夹中

B.与原图形文件名称相同，扩展名为AC$，并与原图形文件在同一文件夹中

C.与原图形文件名称不同，扩展名为AC$，并与原图形文件不在同一文件夹中

D.与原图形文件名称相同，扩展名为bak，并与原图形文件在同一文件夹中
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