| 政府专用网络Govnet |
|
The government's new cyber-security officials yesterday asked telecommunications companies for help in building a government computer network that would have “no risk of outside penetration”—a task some... 政府负责网络安全的新官员昨天要求通信公司帮助建立一个政府计算机网络,这个网络将“不会受到外侵的威胁”——一些计算机安全顾问认为这个任务几乎是无法完成的。这个政府专用网络叫做Govnet,官员们说,能否实现建立这个专门网络...[全文] |
| 计算机网络常识 |
|
A network consists of several computers linked by communication lines. The machines can function independently; but their activities can also be coordinated. In the supermarket network, the checkout stations collect data, the minicomputers perform store-level ...
网络是由通讯线路连接起来的一些计算机组成。这些计算机既有自己独立工作的能力,又能互相协调地工作。在超级市场的网络中,结帐台收集数据,小型 机完成分店和商务公司的处理,而大型的主机则处理网络内的货物清单和分配任务。在另一个分 ...[全文] |
| Web2.0 的视觉设计 |
|
If you didn’t blink, you may have noticed that for a few days recently Wikipedia’s entry for Web 2.0 included a subsection describing the visual elements of Web 2.0. Gradients, colorful icons, reflections...
如果你不是太瞎的话,你可能会注意到前几天在维基百科的 Web2.0 条目下有一个子条目是关于“视觉元素”的,包括渐变、...[全文]
[ 深度Web知识简介 ] [ 计算机专业时文选读:Semantic Web ] |
| 17条网站的隐患,影响你的收录排名 |
|
1. Too large a percentage of your links are reciprocal
网站链接很大一部分是互惠链接。互惠链接在google中的权值已经越来越小了,而且如果网站上太多的互惠链接肯定会给google等搜索引擎不良印象...[全文] |
| 目录允许网络 |
|
Almost three years ago, cisco and microsoft annouced the directory enabled network(DEN)initiative, which sought to develop a standard for storing information about network devices, applications and users in a single ...
差不多三年前,思科公司和微软公司宣布了目录允许网络(DEN)倡议,该公司要求开发一个在单一目录中存储有关网络设备、应用程序和用户等信息的标准 ...[全文] |
|
| 局域网 |
|
Local area data networks,normally referred to simply as local area networks or LANs,are used to interconnect distributed communities of computer-based DTEs located within a single ...
局域数据网一般简称为局域网,用于在一幢楼内或局限在楼群范围内把分散的基于计算机数据终端设备互连在一起。例如,一个局域网可以把一幢楼里或像大学校园内各个楼里的各个办公室的工作站连在一起。另外,局...[全文] |
| 广域网 |
|
A wide area network,or WAN,spans a large geographical area,often a country or continent.It contains a collection of machines intended for running user(i. e. ,application)programs....
广域网跨越地域很大,通常是一个国家或一个大陆。这种网络中汇集了运行各种用户程序(即应用程序)的计算机。本文还是沿用传统的称呼把它们叫做主机,在一些文献里有时也称其为端系统。这些主机是通过...[全文] |
| 计算机网络的体系结构 |
|
Computer network is a complex consisting of two or more connected computing units,it is used for the purpose of data communication and resource sharing.Design of a network and its logical...
计算机网络是由两个或多个计算机设备互连而成的一种复合系统用于数据通信和资源共享。网络设计及其逻辑结构应该遵循一套设计原则,包括功能的组织与数据格式和过程的描述,这就是网络的体系结构。由于这种...[全文] |
| 虚网络数据管理协议 |
|
It has been a decade since the first version of the Network Data Management Protocol was launched as an effort to solve the problems ...
网络数据管理协议第一版问世以来已有十年了,它是为解决因服务文件服务器的备份和恢复带来的问题而开发的。最初是由Intellguard软件公司...[全文] |
| 远程管理特洛伊木马(RAT)病毒 |
|
The world of malicious software is often divided into two types: viral and nonviral. Viruses are little bits of code that are buried in ...
恶意软件的世界常常分成两类:病毒性和非病毒性。病毒是埋藏在其他程序中的很短的程序代码。当“主”程序执行时,病毒就复制自身,并企图做些有破坏性...[全文] |
|