CMST 3HC3 Lecture Notes - Lecture 19: Uniform Resource Locator, Robert Cailliau, Packet Switching
4 Apr 2018
School
Department
Course
Professor
Document Summary
9-11 short answer questions (get to ha(cid:448)e o(cid:374)e (cid:395)uestio(cid:374) that (cid:455)ou do(cid:374)"t a(cid:374)s(cid:449)e(cid:396)(cid:895) 3 desires contribute to the internet: networked (us) military communication. Packet switching: tcps: u(cid:374)iti(cid:374)g wo(cid:396)ld"s co(cid:373)pute(cid:396)s. Bbn: email: maki(cid:374)g wo(cid:396)ld"s k(cid:374)o(cid:449)ledge a(cid:448)aila(cid:271)le. Making a(cid:448)aila(cid:271)le the wo(cid:396)ld"s k(cid:374)o(cid:449)ledge (cid:894)ho(cid:449) do (cid:455)ou actually get all the knowledge onto the internet) Problem: text heavy (cid:894)(cid:455)ou (cid:272)a(cid:374)"t se(cid:374)d a g(cid:396)aph as a te(cid:454)t file. It (cid:374)eeds to (cid:271)e a(cid:374) i(cid:373)age, (cid:271)ut how do (cid:455)ou se(cid:374)d i(cid:373)ages see (cid:271)elo(cid:449) lol(cid:895) World wide web (1990: tim berners-lee, robert cailliau, and others at cern (consiel. H(cid:455)pe(cid:396)te(cid:454)t li(cid:374)ks (cid:894)(cid:272)li(cid:272)ki(cid:374)g a li(cid:374)k a(cid:374)d it"ll lead (cid:455)ou to a(cid:374)othe(cid:396) page(cid:895) (cid:894)(cid:374)eed html (cid:894)h(cid:455)pe(cid:396)te(cid:454)t (cid:373)a(cid:396)kup language)) Use standard tcp/ip protocol (need url (uniform resource locator) and unidirectional links. You could access particular pages versus trying to find the computers that were housing the information) The early web was a way to deal with multimedia and beginning to make searching for things possible.
