CP102 Lecture Notes - Lecture 3: Darpa, Web 2.0, Blog
Document Summary
The internet is a network of networks. Created a means of communicaion for all computers. Each website is coded in numbers and then translated into a url. The way the internet works is similar to the way we talk and listen. The internet is like a network of highways, taking whichever route is fastest. Internet protocol (ip) address: how computers idenify each other, websites have unique ip addresses, text versions of ip addresses (url) Web 2. 0: two way interacion, social web, collaboraion tools. Communicate and share informaion: facebook, twiter. Wikis: collaboraive web-based documents: wikipedia, google drive. Mulimedia: graphics, audio iles, video iles. Streaming media: neflix, hulu, and video on demand. Urls are composed of parts to idenify the web document: htp://www. nhl. com/leaders. Constantly collects data from the web: indexer program. Organizes the data into a large database: search engine sotware. Searches indexed data and pulls out any relevant informaion.
