Explain about Internet Service and type of web sites
Type of internet service:
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Explain about web browser, web address, web page navigation, web searching
WEB BROWSER 1) Web Browser A Web browser, or browser, is application software that allows users to access and view Web pages. •The purpose of a web browser is to bring information resources to the user. •With an Internet connection established, you start a Web browser. •The browser retrieves and displays a starting Web page. WEB ADDRESS Web address consists of : EXAMPLE http://www.kmph.matrik.edu.my/fizik/index.html protocol http:// domain name www.kmph.matrik.edu.my/ path fizik/ web page name index.html http:// Hypertext Transfer Protocol A set of rules that defines how pages transfer on the Internet •https:// Hypertext Transfer Protocol Secure A protocol to provide an encrypted communication and secure identification of a network web server Often used for p...
Different types of Internet connection ,Internet Service Provider and The Internet Address
TYPES OF INTERNET CONNECTION Pictu re 1 TWO TYPES OF DIAL-UP CONNECTION Conventional Dial-up ISDN ( Integrated Service Digital Network ) (to connect to the Internet, your computer dials its modem and connects to a modem attached to a computer belonging to your ISP.) · PC has to dial via a phone line to connect · Characteristics of Conventional dial-up: Slower, but cheaper Ties up phone lines Relatively secure from hackers Example :- Jaring, TMNet v also transfer data over ordinary telephone lines v Typically uses two phone lines to transfer data v ISDN requires a special ISDN modem v Characteristics of ISDN: Faster, but pricey ...
Overview of the Internet, Advantages and disadvantage of internet, intranet and extranet
OVERVIEW OF THE INTERNET INTERNET DEFINITION The Internet is a worldwide collection of networks that links millions of businesses, government agencies, educational institutions, and individuals. ADVANTAGES DISADVANTAGES Software Downloads: You can freely download software like utilities, games, music, videos, movies, etc from the Internet. Virus threat: Computers attached to Internet are more prone to virus attacks and they can end up into crashing your whole hard disk. Online Services : -Perform all your transactions online. -Can book tickets for a movie, transfer funds, pay utility bills. -Make a hotel or flight reservation right from your home. Social Disconnect: -People now only meet on social networks. -More and more people are getting engaged with virtual world and drifting apart from their friends and family. ...
Network Topology Different between bus, star and ring topology Differentiate between LAN, MAN & WAN
NETWORK TOPOLOGY What is Network Topology? A network topology refers to the layout of the computers and devices in a communications network, Types of Network Topology STAR TOPOLOGY BUS TOPOLOGY RING TOPOLOGY DIFFERENT LAN,MAN AND WAN CRITERIA LAN( Local Area Network) MAN ( Metropolitan Area Network) WAN( Wide Area Network) AREA OF COVERAGE Network cover limited geographical area such as closely positioned group of buildings network , network at home, network inside computer laboratory and network in office building . A high speed network that connects Local Area Networks in a Metropolitan Area such as a cities or town. Network cover large geographical area such a countries ,the continents or the world NETWORK SIZE Small size ( in a building) La...