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2. AYAT COLLEGE OF NURSING AND HEALTH SCIENCES DIPLOMA IN NURSING SCIENCE AND MIDWIFERY FIRST YEAR GROUP:The Avengers PRESENTED BY MUAJJE HOSSAIN NAYEM[14] SUMAIYA AKTER[32] FAHMIDA RIME[04] MST LIMA AKTER[23] 2

3. Objective What is internet? Brief history of internet? How does the internet works? Basic services of internet. Uses of internet. Internet search engines. Advantages of internet. Disadvantages of internet. 3

4. What is inetnet ?   The internet is a network of computer which links many different types of computers all over the world. It is a world wide publicly accessible network. It allows people to send and receive data whenever they need.   4

5. Brief history of internet The internet first came about in February 1958 in America. ARPANET system is the root of todays internet. ARPANET was the first WAN and had only four sites in 1969. 5

6. How does the internet works? The internet is a worldwide computer network that transmits a variety of data and media across interconnected devices.it works by using a packet routing network that follows internet protocol (IP) and transport Control Protocol (TCP).   6

7. Basic services of internet Communication Services Services for retrieval of information Transferring the files World Wide Web services Web services Directory services Automatic Network Address Configuration Network Management Services Time Services UsenetNews Group E- commerce 7

8. Uses of internet Online news, Journals, Magazines Online Research Online Book service Entertainment Live service/Video conferencing Educational purposes Medical purposes Real Time Updates 8

9. Internet search Enginges Search engines are part of a internet,whatever we want to search or find our needs we have to search through this engines. Popular search Engines: Google. Bing. Yahoo! Yandex. DuckDuckGo. Baidu. Ask.com. 9

10. Advantages Of Internet It saving our time. It making our daily work easy. It create more opportunities for us to become successful. We can apply through internet easily. 10

11. Disadvantages of Internet Leads to cyber crimes. Affects our physical health. Causes addiction and social alienation. Raises privacy issues. Contains misleading Informations . Consists of inappropriate content. 11

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