AbstractDiscussed the establishment of the computer network from the account is now experiencing rapid development of the four stages， It also showed the advantages and disadvantages of each period， the computer network of interpretation of some terms， such as : Computer networks are used communication lines and communications equipment， will be scattered in different locations and have a number of independent functional computer systems connectivity， In accordance with international standards for data network protocol communications， the network hardware， software， database resource sharing computer Principle computer network through different network operating systems and network protocol support has been functioning， as well as computer network system components， and how computer networks with the gradual deepening， Cyber Crime is becoming a common form of crime， the paper from the world of cyber-crime status， causes and the solutions to areas such as countermeasures discussed with a view to arouse social concern and hope that the legislative and judicial areas to further improve our existing network management system， thus the network to achieve effective crime prevention and On the future development made their viewsKeyword Network;Three stages;Hacker;Information superhighway
呵呵，供参考吧本文主要阐述了一个基于JAVA的网络教学情况考核评价系统。This text mainly elaborated an investigate the evaluation system according to the JAVA the network teaching 对其的设计以及企业JavaBean分布式技术的实现方法进行了说明。As to it's of the design and the business enterprise JavaBean distribute type carried out a method to carry on elucidation 前四章中文章可行性分析、系统需求分析、总体设计详细的介绍了系统中使用的技术及设计方案，第五章详细的介绍了EJB中实体Beans的具体实现。Ex- four techniques and the design project that Chinese chapter viability assessment，the system need analysis，total design introduced the usage in the system in detail， chapter 5 the concrete realizations that introduced the entity Beans in the EJB in 本文内容对构建网络评分系统有一定借鉴作用，对构架分布式系统也具有一定的参考意义。This text contents draws lessons from a function towards setting up the network grade point system to have certainly， also hasing certain reference meaning to the frame distribute type
