We all have heard about internet. It is the most innovative thing a human can create. Let us learn what actually internet is. 

With respect to class 6 Internet and Email, the definition of Internet

With respect to class 6 computer lessons, the Internet is a large network. It contains millions of computers connected together across the world for electronic communication and data transfer.

Application of Internet-

  1. We can exchange messages using E-mail.
  2. We can Transfer any size of files and various software.
  3. We can find any kind of information on any topic by using the internet.
  4. It also provides entertainment through various modes like news, songs, videos, articles, etc.
  5. The internet also allows us to use many services like Internet banking, online shopping, online ticket booking, online bill payment, etc.

With respect to class 6 computer lessons, what are the features of the internet?

With respect to class 6 computer lessons, major features of the internet are-

  • It is universally accessible.
  • It is easy to use.
  • It provides security.
  • It provides flexibility of communication.
  • It is fast in speed.

With respect to class 6 Internet and Email, history of the Internet

  • In the 1960s when the USSR launched a satellite called Sputnik.
  • It produced in a fear of lacking behind in the mind of scientists in the USA.
  • So they connected all the major Universities, Organisations, etc together through computers so they could share their information, experiments, and innovations.
  • This led to the creation of ARPANET, the first computer communication system.

What is the World Wide Web?

  • With respect to class 6 computer lessons, World Wide Web or WWW is a combination of all resources and users on the Internet.
  • It was invented in 1989 by Tim Berners-Lee. It contains websites and web pages.
  • It is in HTML (Hypertext Mark-up Language) format.
  • HTML is the way web pages are written so any computer can understand them and display them.
  • It can be accessed through HTTP (Hypertext Transfer Protocol).
  • HTTP is the simple way in which one computer asks another one for Web pages.

Web browser

With respect to class 6 computer lessons, a browser is a software application used to access the World Wide Web in a computer system. It is mainly used to display the content of Web pages, images, video and other files. Examples of Web browser are- Mozilla Firefox, Internet Explorer, Google Chrome, etc.

With respect to class 6 Internet and Email, what are web pages and websites?

With respect to class 6 computer lessons, a webpage is a document that is suitable for the World Wide Web and web browsers. And a website is the collection of web pages.

 Opening a website is a very easy process. The process is-

  1. We must establish a working internet connection on the computer.
  2. Then Search a browser which installed on the computer like Mozilla Firefox, Internet Explorer, Google Chrome, etc and type the name of the website in the address bar which you want to access.

 

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Search engine 

  • With respect to class 6 computer lessons, a search engine is a tool on the World Wide Web and is used for searching information.
  • One can access several websites using a search engine.
  • The most popular search engine is Google which uses the address- google.com.
  • A search engine can provide information in various formats like text, images or videos.

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Examples with respect to class 6 computer lessons are -

Q1. What contains millions of computers connected together across the world for electronic?

Ans: Internet.

Q2. What was the name of the first computer communication system?

Ans: ARPANET.

Q3.Who invented the World Wide Web?

Ans: Tim Berners-Lee.

Q4. Which software application used to access the World Wide Web in a computer system?

Ans: Web Browser.

Q5.Which document is suitable for the World Wide Web and web browsers?

Ans: Web page.

Q6.Which is the most popular search engine?

Ans: Google.

E-Mail

With respect to class 6 computer lessons, what is an e-mail?

E-mail is a simple way to send a message from one computer to another in a few seconds. One can also attach images with an e-mail.

With respect to class 6 Internet and Email, what is an E-Mail Address?

With respect to class 6 computer lessons, each user who registers for e-mail service is given a unique name for his email account. This name is termed as an E-mail address.

E-mail is generally of the form username@domainname. For example, [email protected] is an e-mail address where compuer12 is the username and gmail.com is the domain name.

With respect to class 6 Internet and Email, components of an E-mail Message:

With respect to class 6 computer lessons, an E-mail message comprises four components. They are:

  • E-mail Header- To and From Field, subject line, Date, CC and BCC.
  • Salutation- It is the opening of the actual message.
  • Message content- The content of the message.
  • Signature- This is the final part of an e-mail message. It includes Name of Sender, Address, and Contact Number.

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With respect to class 6 Internet and Email, what are the advantages of E-mail?

E-mail has changed the way people communicate with one another. With respect to class 6 computer lessons, advantages of E-mail are-

  • It is reliable.
  • It can be sent at any time.
  • It is extremely fast.
  • It is inexpensive.
  • It is printable.
  • E-mails can be sent in groups also.

With respect to class 6 Internet and Email, what are disadvantages of E-mail?

Sending an E-mail also has few disadvantages. They are-

  • The recipient requires Internet to receive email.
  • Viruses are easily spread via email attachments.
  • Spam e-mails- Many people or websites send unwanted e-mails to others. These are called spam e-mails.

Recap

  • The Internet is a large network containing millions of computers connected together across the world for electronic communication and data transfer.
  • Applications of the internet are- We can exchange messages, transfer any size of files, find any kind of information on any topic, provides entertainment and many services like Internet banking, etc.
  • ARPANET was the first computer communication system.
  • World Wide Web is a combination of all resources and users on the Internet.
  • E-mail is a simple way to send a message from one computer to another. E-mail address is a unique name given to an E-mail user.
  • An E-mail message comprises four components. They are: E-mail Header, Salutation, Message content and Signature.
  • Advantages of E-mail are- It is reliable, extremely fast, inexpensive, etc.
  • Disadvantages of E-mail are- Spam E-mails, Virus, etc.