ITEC 1010 Lecture Notes - Lecture 4: Xml, Uniform Resource Locator, World Wide Web
17 Nov 2017
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Document Summary
A collection of interconnected networks, all freely exchanging information (powerful system) Information is seamlessly transferred between networks (transferred within minutes, signals are traveled through wires or air) Commercial communications carriers provide the physical network backbone of the internet. Internet service providers: backbone providers (hardware and software of computers) and. Tcp is a transport layer protocol ( a set of rules) Ip internet protocol : a network layer protocol. Ip address uniquely identifies each computer in the network (ex. 130. 64. 160. 120, necessity to keep a master table with ip. Uniform resource locator url (internet address, ex. www. something. com) Domain name system dns (derives the names of the computers) Connect via serial line internet protocol/point-to-point protocol (slip/ppp) Information retrieval services (world wide web in 1993, new way to provide information) Software application that is used to access and navigate the web. Enhancements to html (dynamic html dhtml, xhtml) Netscape communicator a multipurpose suite that handles news, e-mail, audio and video conferencing and more.
