Email service is used for transmitting electronic or soft-copy documents, message by using electronic devices like computer, computer network, internet, etc. present e-mail service is based on stored and forward concept i.e. email sent by the sender is stored in email server before forwarding it to the receiver. It doesn’t require the sender and receiver to be connected at the same time. Traditionally, the older concept of email required both sender and receiver to be connected at the same time.
It uses protocols like SMTP, POP, IMAP, etc.
Features of e-mail:
i. It is faster and cheaper medium of communication.
ii. It is reliable.
iii. It is secured communication.
iv. It can be used for transmitting text, image, audio, video.
v. Same message can be sent to multiple users at the same time by using CC (Carbon Copy) and BCC (Blind Carbon Copy).
vi. It may or may not use internet directly.
1. Web based email
2. POP email service
1. Web based email:
It is the internet based mailing system. It requires internet connection and a browser to send or receive the message. Email providers like hotmail.com, yahoo.com, gmail.com, etc. provide internet based email. It is the most widely used email service.
2. POP email service:
This email service is provided by local email or network providers. It requires connection to the e-mail provider and email client software like:
i) Outlook express
iv) Kmail, etc.
It can be used from the system with email client software and proper setting to connect email providers.
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