Presentation/ Notes of Unit 3 Introduction to Computer Networks (XII Informatics Practices)
Unit 3: Introduction to Computer Networks Gist of Lesson/Unit Computer Networks Types of Network – LAN, MAN, WAN Network Devices – Hub, switch, repeater, router, gateway Network Topologies – Star, Bus, Tree, Mesh Introduction to Internet, URL, WWW and its application – Web, email, Chat, VoIP Website: Introduction, difference between a website and webpage, static vs dynamic web page, web server and hosting of a website. Web Browsers: Introduction, commonly used browsers, browser settings, add-ons and plug-ins, cookies. Download - Presentation/Notes - Introduction to Computer Networks