问题 单项选择题

在下述P2P网络中,不属于混合式结构的是( )。

A) Skype
B) Maze
C) BitTorrnet
D) PPLive

答案

参考答案:B

解析: 目前使用混合式结构的。P2P网络系统有Skype、Kazaa、eDonkey、BitTorrnet和PPlive。Maze采用的是集中式拓扑结构。

材料题

       “沈阳日军行动,可作地方事件,望力避冲突,以免事态扩大。一切对日交涉,听候中央处理可也。蒋中正。”

(1)这是蒋介石给谁发的电令?

                                                                                                                                                             

(2)沈阳日军行动”指的是什么?

                                                                                                                                                             

(3)待日军的侵略,蒋介石采取什么对策?导致了什么后果?

                                                                                                                                                             

(4)对于蒋介石的这份电令,你有何感想?

                                                                                                                                                             

                                                                                                                                                             

单项选择题