论文部分内容阅读
您上网了吗?如果您还没有上网,您一定非常落后了。全球信息高速公路的建设和应用,已对整个社会的发展带来巨大的推动与冲击,我国“政府上网工程”的实施表明国家对网络建设和开发应用的重视。目前Internet越来越深入地影响到人们生活,随着电脑的家庭化,家庭上网已经是非常普及了。如何选购调制解调器(Modem),已经越来越受到人们的关注。调制解调器的分类调制解调器(Modem)的分类方法很多,基本上有四种划分方法,即形状、通信方式、适用线路和传输频带带宽。形状:从形状上划分通常有以下四种,即外置Modem(又称为台式Modem),特点是便于安装,有状态指示灯和喇叭,便于
Are you online? If you are not online, you must be very backward. The construction and application of the global information superhighway have brought tremendous impetus and impact to the development of society as a whole. The implementation of the “government Internet project” in our country shows that the state attaches importance to network construction and development and application. At present, the Internet affects people’s lives more and more deeply. With the family-oriented computer, the family has become very popular. How to buy a modem (Modem), has been more and more people’s attention. Modem classification Modem classification of many ways, there are basically four kinds of methods of division, that is, shape, communication mode, the applicable line and the transmission bandwidth. Shape: Divided from the shape usually have the following four, that is, external Modem (also known as desktop Modem), is characterized by easy installation, with status lights and speakers, easy