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INTRODUCTION To Internet Concepts & Using

INTRODUCTION To Internet Concepts & Using. Introduction To Internet. What is the Internet?

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INTRODUCTION To Internet Concepts & Using

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  1. INTRODUCTION To Internet Concepts & Using

  2. Introduction To Internet • What is the Internet? • The internet in simple terms is a network of the interlinked computer networking worldwide, which is accessible to the general public. These interconnected computers work by transmitting data through a special type of packet switching which is known as the IP or the internet protocol.

  3. Introduction To INTERNET • What is the Internet? • The Internet, sometimes called simply "the Net," is a worldwide system of computer networks - a network of networks in which users at any one computer can, if they have permission, get information from any other computer (and sometimes talk directly to users at other computers).

  4. THE INTERNET

  5. History of INTERNET • ARPANET was the network that became the basis for the Internet. Based on a concept first published in 1967, ARPANET was developed under the direction of the U.S. Advanced Research Projects Agency (ARPA). • In 1969, the idea became a modest reality with the interconnection of four university computers. The initial purpose was to communicate with and share computer resources among mainly scientific users at the connected institutions.

  6. Some Basic Internet Definition • ARPANet - The precursor to the Internet. • ASCII - American Standard Code for Information Interchange. The de facto world wide standard code for alphanumeric characters. • Blacklist - Describes inappropriate advertisers on Usenet newsgroups and via junk E-mail. • Browser - A program that is specifically used to look at various WWW resources. • Client - Any computer that makes use of services available from other computers.

  7. Some Basic Internet Definition • Domain Name - A unique name that identifies an Internet site. The name always has two or more parts separated by a dot. The last part of the name identifies the site ( i.e. gov for government, edu for education, com for commercial, or net for network). An electronic street address. • E-mail - Messages, usually text, sent from one person to another via a computer. • Fire Wall - A combination of hardware and software that separates a LAN into two or more parts for security purposes.

  8. Some Basic Internet Definition • Host - A computer or software package which provides a specific kind of service to other computers. One that is seen by other computers on the Internet.LAN - Local Area Network. Several computers located in the same physical location which are connected together in order to share information and services. • Modem - A device that allows a computer to use a phone line to communicate with another computer. • Protocol - The rules of conduct which enables a computer to communicate with another computer.PPP - A protocol that allows a computer to use a telephone line and a modem to make TCP/IP connections.

  9. Some Basic Internet Definition • Server - Any computer that makes services available to other computers. • TCP/IP - Transmission Control Protocol/Internet Protocol. This is the protocol which defines the Internet. • URL - Uniform Resource Locator. A unique name that identifies an Internet site. • WWW - World Wide Web. The universe of hypertext servers.

  10. What is the difference between the World Wide Web and the Internet? • The World Wide Web (The Web) is only a portion of what makes up the internet, but it is the fastest growing part of the internet. The Web lets people, organizations and companies publish information for other people to see. This makes the Web a very useful tool for finding information on just about any topic. • The Web is a large number of computer documents or "Web pages" that are stored on computers around the world and are connected to one another using hyperlinks. These Web pages can be seen by anyone through their computer's "Web Browser," which is the program you are using now.

  11. Cont. • A group of Web pages that follow the same theme and are connected together with hyperlinks is called a "Web site." Web sites and Web pages are written in a coding language that makes it possible to add pictures, sound and interactivity to plain old text, making people's reading experience more exciting.

  12. Uses of Internet • Internet has been the most useful technology of the modern times which helps us not only in our daily lives, but also our personal and professional lives developments. The internet helps us achieve this in several different ways. • For the students and educational purposes the internet is widely used to gather information so as to do the research or add to the knowledge of any sort of subject they have. Even the business personals and the professions like doctors, access the internet to filter the necessary information for their use. The internet is therefore the largest encyclopaedia for everyone, in all age categories.

  13. Internet in education • Education these days has been the top priority for any family or individual person, and no doubt amongst the latest technologies to promote and maintain the education standards the internet comes first. • Internet is not only an access to websites, these days there is knowledge and information on every aspect of the educational world over the internet. The resources provided on various web pages are indeed very informative and useful for professionals and students related to every field of work.

  14. Effect of Internet on our daily lives • The maximum effect of the internet is actually on the daily life of the individuals because indeed there is no aspect of life which is not influenced by the internet and its uses. • Life has become drastically smooth and easy over the internet, while in the previous years seeking for a job required several visits to the offices and companies and interviews, these days all what is required is your detail resume emailed to the company's analysis division which assures you of any possibilities for getting the job instead of waiting and getting rejected in the end.

  15. Effect of Internet on our daily lives • Even in the minor daily life activities like traveling and planning is also related to the internet in some way or the other. Internet can now be used to inquire about the flight timings and delays which make it easier to plan for the departure time. • The most interesting aspect of the internet influencing our daily lives is the factor of entertainment. Entertainment no longer demands your money or expense, today you can just log on the internet in your free time and get involved talking to people of similar interests, or watch movies or play games, its all there in the internet.

  16. Web Browsers • Web browsers are programs used to explore the Internet. There are many Web browser programs available including Netscape Navigator, Internet Explorer and Opera. Internet Explorer is the Internet browser made by Microsoft and comes with Windows operating system.

  17. Web Browsers

  18. Search Engine • A Web Search Engine is designed to search for information on the World Wide Web. • The search results are generally presented in a line of results often referred to as search engine results pages (SERPs). • The information may be a specialist in web pages, images, information and other types of files.

  19. Search Engines

  20. Search Engines • Google • is the most popular search engine in the world, and a multinational, publicly-traded organization built around the company's hugely popular search engine. • User can search for any information by writing what he is looking for in the search text box. • Google can view the searched information as a web pages, pictures and there is a part for Maps, YouTube, and news. • Google have it’s own E-Mail Application called “Gmail”.

  21. Internet Applications

  22. E-Mail • Email, sometimes written as e-mail, is simply the shortened form of “electronic mail,” a system for receiving, sending, and storing electronic messages. • It has gained nearly universal popularity around the world with the spread of the Internet. In many cases, email has become the preferred method for both personal and business communication

  23. How To Create E-Mail • The most popular e-mail programs in the internet world are Yahoo and Hotmail. • First of all the user must create a new account in one of these programs to make an e-mail. That will be by pressing on “Create New Account” to fill some information like personal information and pick up an e-mail address. • If no problems occurred such as missing information then the user can establish using the e-mail for sending and receiving information.

  24. How to Create E-mail

  25. After inserting the yahoo ID and Password then the user must press on “Sign In” to enter to e-mail.

  26. How To Use E-Mail • Messages sent by electronic mail normally reach a recipient’s account within seconds. They frequently include more than just text; images and numerous types of formatted documents are now easily included as attached files. • Moreover, it is no longer necessary to be sitting in front of a PC to send or receive an email. A variety of mobile devices, such as tablet computers and smart phones, make it possible manage correspondence on the go.

  27. How To Use E-Mail • This is the view when open the e-mail for the first time

  28. How To Use E-Mail • If the user wants to read the coming emails he must press on “inbox” then pressing on the message. • If the user wants to write a message to some one then he must press on “Compose Message”. • The next picture show the place for both of them.

  29. How To Use E-Mail

  30. Sending a Message • When the user wants to send a message he must know the e-mail address for the recipient in the other side. • There is a text box named be “To” to write the e-mail address in it. • Then the user can write the title of his message in a text box named by “Subject”. • Then he can write the message in the bigger text box and then press on “Send”

  31. Compose Message

  32. Attaching Files • Also the user can attach a file which can contain a text, pictures or videos by pressing on “Attachment” button for attaching any file saved in the computer.

  33. Chat Applications • The most familiar chat applications used in internet world are: • Google Video Chat • Facebook • Skype

  34. Chat Applications • Google Video Chat Google starts rolling out voice and video chat inside Gmail—which requires a free browser plug-in download, and, obviously, a webcam or microphone.

  35. Chat Applications • Facebook Facebook is a social networking website intended to connect friends, family, and business associates. It is the largest of the networking sites, with the runner up being MySpace. It began as a college networking website and has expanded to include anyone and everyone.

  36. facebook • To create an account in facebook first of all the user must “Sign up” as shown in following figure:

  37. Chat Applications • Skype • Is the one of the most popular voice communication service in the world. • Skype is one of the pioneers in voice communication over the Internet, what makes Skype top all lists of VoIP software is its popularity. • The Skype service comes with an application software, which is why many people think of Skype as being only a software, overlooking the great service behind.

  38. Skype • To register in Skype user must create an account by opening the Skype web site and inserting information as the following picture:

  39. Skype

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