Getting Connected: Internet
NCERT Class 9 ICT Chapter 6: Getting Connected: Internet (Pages 78–92)
Summary of Getting Connected: Internet
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Getting Connected: Internet Summary
In this chapter, we will dive into the world of the Internet, a powerful tool that has transformed communication and information sharing. We will learn what the Internet is, its history, its main components, and how it is used in daily life. The Internet is a global network of interconnected computers that communicate using standard protocols. It allows people to send messages, access vast amounts of information, and interact with one another across great distances. This connectivity is essential in today's fast-paced world where communication happens instantly. We will begin with the history of the Internet, tracing its origins back to a research project called ARPANET in the late nineteen sixties. Initially designed for a few research institutions, the network grew to connect millions of computers worldwide. This evolution has led to the Internet as we know it today, which has become a critical part of our everyday lives. Next, we will explore various uses of the Internet. It is primarily used for communication through emails, instant messaging, and video calls. Beyond communication, people use the Internet to search for information, engage in online education, find entertainment in the form of music, movies, and games, as well as shop and bank online. Social networking has also gained immense popularity, allowing individuals to connect and share experiences easily. We will discuss the World Wide Web, a significant aspect of the Internet that includes interlinked web pages. Invented by Tim Berners-Lee, it allows users to access content like text, images, and videos seamlessly. A web browser is the software that lets users view web pages, and we will look at some popular browsers like Google Chrome and Mozilla Firefox. Furthermore, we will learn about URLs, the unique addresses for web pages that help users navigate the Internet efficiently. To connect to the Internet, various components are needed, including a computer, modem or router, Internet Service Provider, and communication media like telephone lines or wireless connections. Internet Service Providers, like BSNL and Airtel, play a crucial role by giving users access to the Internet. We will also examine different types of Internet connections, such as dial-up, broadband, and wireless connections. A significant tool in navigating the Internet is the search engine, which helps users find specific information by entering keywords. Popular search engines such as Google and Bing make this process quick and straightforward. We will also cover email, a widely used service for sending and receiving messages quickly. Email communication includes features such as recipients' addresses, subject lines, message bodies, and attachments. Lastly, understanding online safety is paramount. We will identify some essential practices to ensure safety while using the Internet, such as protecting personal information, employing strong passwords, avoiding suspicious links, and regularly logging out of accounts to prevent unauthorized access. We'll conclude with a discussion on the advantages and disadvantages of the Internet. The benefits include rapid communication and easy access to a wealth of information. However, users must remain cautious of the potential risks, including cybercrime and privacy concerns. This chapter provides a comprehensive overview of the Internet's role in our lives, preparing students to navigate this vast digital space effectively.
Getting Connected: Internet learning objectives
- In this chapter, we will dive into the world of the Internet, a powerful tool that has transformed communication and information sharing.
- We will learn what the Internet is, its history, its main components, and how it is used in daily life.
- The Internet is a global network of interconnected computers that communicate using standard protocols.
- It allows people to send messages, access vast amounts of information, and interact with one another across great distances.
Getting Connected: Internet key concepts
- This chapter, “Getting Connected: Internet” (ICT, Class 9), explains how the Internet connects millions of computers worldwide to share information and communicate quickly.
- You will learn the definition of the Internet as a global network that uses standard communication protocols and supports services such as email, online chat, file transfer, social networking, and the World Wide Web (WWW).
- The chapter also introduces the history of the Internet, starting from ARPANET, a US Department of Defense research project in the late 1960s, and how it expanded into today’s Internet.
- Students explore common uses such as messaging and video calls, searching for information, online learning, entertainment, shopping and banking, and social networking.
- It clarifies the WWW as interlinked web pages (invented by Tim Berners-Lee in 1989), and explains web browsers (Chrome, Firefox, Edge, Safari) and URLs.
Important topics in Getting Connected: Internet
- 1.Learn the basics of the Internet for Class 9 ICT: what the Internet is, how it started, and how people use it daily.
- 2.Understand the World Wide Web, web browsers, URLs, ISPs, email structure, search engines, and key online safety practices.
- 3.In this chapter, we will dive into the world of the Internet, a powerful tool that has transformed communication and information sharing.
- 4.We will learn what the Internet is, its history, its main components, and how it is used in daily life.
- 5.The Internet is a global network of interconnected computers that communicate using standard protocols.
- 6.It allows people to send messages, access vast amounts of information, and interact with one another across great distances.
