Internet & it's concepts
- 1. ITM Gwalior 1 INTERNET & IT’s CONCEPTS cs - 504 Internet & Web Technology INSTITUTE OF TECHNOLOGY & MANAGEMENT by - Abhay Dhupar 0905CS191001
- 2. Introduction to Internet ITM Gwalior 2 The internet is a network of computers linking many different types of computers all over the world. It is a very large wide area network (WAN) connecting computers and networks around the world. It makes it possible for millions of users to connect to one another via telephone lines, cable lines and satellites. Internet – “Interconnected Network”
- 3. History of Internet ITM Gwalior 3 Internet was born in late 1960’s. The internet has its root in the ARPANET system of the Advanced Research Project Agency of U.S. Department of Defense which linked together mainframe computers to form a communication networks. ARPANET is known as the forefather of internet.
- 4. How to connect to the Internet ? ITM Gwalior 4 We can connect to the internet using an ISP. ISP can be of following types – 1) DSL (digital subscriber line) 2) Cable broadband. 3) Fibre optic broadband. 4) Wireless or Wi-Fi broadband. 5) Satellite and mobile broadband. 6) Dedicated leased line.
- 5. How Internet works ? ITM Gwalior 5 Because the Internet is a global network of computers each computer connected to the Internet must have a unique address. Internet addresses are in the form nnn.nnn.nnn.nnn where nnn must be a number from 0 - 255. This address is known as an IP address.
- 6. Advantages of Internet ITM Gwalior 6 Allows easy and quick access to information. Enables user to access files and information from any computer anywhere in the world. People can check financial information, purchase products, talk to people and much more online. Downloading music- quick and easy. User can send information quickly from computer to computer
- 7. Disadvantages of Internet ITM Gwalior 7 o It promotes violence and bad behaviour within society, as it contains violent videos and other disturbing images. o Theft of personal information, malware threats, social isolation, obesity and depression. o It stops children from going out, as they wish to stay home and use the internet to talk to friends etc