COMP 228 Lecture Notes - Lecture 3: Darpa, Cable Modem, Local Area Network
12 Apr 2016
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Document Summary
Internet: interconnected networks. electronic communication to connect computers across the world. 1958: us department of defense develop network of computers that could withstand nuclear attack. defense mechanism that would allow military communications to continue if normal communication lines were broken. 1969: internet created based on research arpa (branch of u. s. department of defense) developed into broader network with additional research projects. Internet map: networks interconnected with each other. keeps growing as our technology advances, more people & networks connect to internet. Www or web (world wide web): part of internet. Http (hypertext transfer protocol): rules dictate how web pages are formatted & transmitted across web. Web server: computer stores web pages, has server software installed, is connected to internet & transmits data when requested. Website: web pages display pages with text, graphics, animation, sound, movies & links to other pages. Url (uniform resource locator): unique address for each web page & web resource.
