Computer Science 1033A/B Lecture Notes - Lecture 1: David Filo, Sergey Brin, History Of Google

• School: Western University
• Department: Computer Science
• Course: Computer Science 1033A/B
• Professor: Vivi Tryphonopolous

Document Summary

Se cache: shows a snapshot of what the se believes the site to look like. Usage statistics: know what your visitors like and dislike about your website, analyze stats from isp provider. # of graphics on page + page itself: ex. 89 graphics, 1 html file 1 visitor = 90 hits: 90,000 hits = 90,000/90 = 1,000 visitors. Search through everything to find something no index. Kept track of file names in public anonymous ftp servers: gopher 1991. Hierarchical structure, similar to www search directory but bit harder to use. Data was difficult to access and exchange for research due to diff encoding formats and network schemes. System must be flexible, work in many operating systems. System must be able to record links between objects. System must make it easy to enter/correct information: yahoo 1994. Started as search engine and web directory: google 1998.