220711130047 PRIYA MALLICK_INTRODUCTION TO INTERNET

220711130047 PRIYA MALLICK INTRODUCTION TO INTERNET

1. Course-Epc3 THE UNIVERSITY OF BURDWAN KALNA COLLEGE Internal assessment Guide by Prof.Aniket Sutradhar Assistant professor Kalnana college,B.ed section Submitted by Priya Mallick Roll no.-220711130047 Registration-201701009509 Of 2017-18

2. Introduction To Internet SlideMake.com

3. Introduction to Internet The internet is a global network of interconnected computers that allows for the sharing of information and communication. It has revolutionized the way we access and exchange information, connecting people around the world in real-time. The internet is made up of a vast number of websites, online services, and communication platforms.

4. History of the Internet The internet was originally developed in the 1960s as a way for researchers to share information. ARPANET, the precursor to the modern internet, was created by the US Department of Defense in 1969. The World Wide Web was introduced in 1991, further expanding the capabilities of the internet.

5. How the Internet Works The internet functions through a system of interconnected servers and networks that transmit data using protocols such as TCP/IP. Data is broken down into packets, which are sent and reassembled at their destination. Internet Service Providers (ISPs) facilitate access to the internet for individuals and businesses.

6. Types of Internet Connections Common types of internet connections include dial-up, DSL, cable, fiber-optic, and mobile broadband. Each type of connection offers different speeds and levels of reliability. The availability of internet connections may vary depending on location and infrastructure.

7. Web Browsers Web browsers are software applications that allow users to access and navigate the World Wide Web. Popular web browsers include Google Chrome, Mozilla Firefox, Microsoft Edge, and Safari. Web browsers interpret and display web content, enabling users to view websites and online resources.

8. Search Engines Search engines are tools that help users find specific information on the internet. Google is the most popular search engine, but others like Bing, Yahoo, and DuckDuckGo also exist. Search engines use algorithms to index and rank web pages based on relevance to user queries.

9. Social Media Social media platforms such as Facebook, Twitter, Instagram, and LinkedIn enable users to connect and share content online. Social media has become a significant part of internet culture, influencing communication, marketing, and news dissemination. Users can create profiles, share updates, and engage with others through social media networks.

10. Email and Messaging Email is a widely used form of electronic communication that allows users to send messages and files over the internet. Messaging apps like WhatsApp, Messenger, and Slack provide real-time communication through text, voice, and video. Email and messaging services have become essential tools for personal and professional communication.

11. Online Security Online security measures such as firewalls, antivirus software, and encryption help protect users' data and privacy. Phishing, malware, and data breaches are common threats to online security that users should be aware of. Practicing good cyber hygiene, such as using strong passwords and being cautious of suspicious links, can help mitigate risks.

12. E-commerce E-commerce refers to the buying and selling of goods and services over the internet. Online retailers like Amazon, eBay, and Etsy have transformed the way consumers shop and businesses operate. Secure payment gateways, product reviews, and personalized recommendations are common features of e-commerce platforms.

13. Cloud Computing Cloud computing allows users to store, manage, and access data and applications over the internet. Services like Google Drive, Dropbox, and Microsoft Azure offer cloud storage and computing solutions. Cloud computing provides scalability, flexibility, and cost-efficiency for individuals and businesses.

14. Internet of Things (IoT) The Internet of Things refers to interconnected devices and sensors that communicate over the internet. Smart home devices, wearables, and industrial sensors are examples of IoT technology. IoT enables automation, data collection, and remote monitoring in various industries and everyday life.

15. Online Entertainment Streaming services like Netflix, Spotify, and YouTube provide on-demand access to movies, music, and videos. Online gaming platforms allow players to connect and compete with others worldwide. Podcasts, webcomics, and virtual events are additional forms of online entertainment made possible by the internet.

16. Internet Access and Digital Divide The digital divide refers to the gap in internet access and digital skills between different socio-economic groups. Efforts to bridge the digital divide include initiatives to expand broadband infrastructure and provide digital literacy training. Access to the internet is considered essential for education, employment, and civic participation in the digital age.

17. Future of the Internet The future of the internet may involve advancements in technologies like 5G, artificial intelligence, and virtual reality. Privacy concerns, cybersecurity threats, and regulatory challenges will continue to shape the evolution of the internet. Innovations in internet connectivity, content delivery, and online experiences will drive the next phase of digital transformation.