E-MAIL

E-MAIL
The system of communicating messages in electronic form is called electronic mail or e-mail. E-mail service is the most widely used service in the internet. The message reaches its destination through several computer networks. The electronic mail system requires a communication network.
          E-mail system acts as communication tool. Messages through e-mail can be in different forms such as text, image, sound, database, spreadsheet or an application. This is very fast and it reaches its destination within seconds. If messages cannot be delivered within a reasonable time limit, they will return back to their sender indicating the reasons for non-delivery. Received messages remain in the computer until they are deleted.
          E-mail address is also known as the electronic address which gives unique identity to each user. The address is made up of more than one part such as the user name, followed by a special symbol @, followed again by the name of the
 domain in which the user has an account. Each mail user can use his mail id and password to access his mail account and use it for sending and receiving mails.
          E-mail consists of two parts. One is the header and the other is the body. The header portion contains special information about the mail such as address of the sender, time at the message sent, the path through the mail had traveled. The second portion of the message is the actual message appears here. Files can also be sent as attachments to messages. The attachment file can be a document, an image, a video file or an audio file. There are several organizations offering free e-mail address. The user has to login to the site of the organization and complete and submit the online registration from get a unique e-mail identity account.
Free e-mail sites are:
          www.yahoomail.com
www.hotmail.com
www.rediffmail.com
www.lycos.com