What is System.Web.Mail ?

Answer:

System.Web.Mail (SWM) is the .Net namespace which is used to send email in .Net Framework applications. SWM contains three classes:

1. MailMessage - used for creating and manipulating the mail message contents.
2. MailAttachments - used for creating a mail attachment to be added to the mail message.
3. SmtpMail - used for sending email to the relay mail server.