Write a note on basic components that make up an email system-01709
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vu it430 E-Commerce.
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vu it430 Mid Term Solved Past Paper No. 3.
Question 1: Write a note on basic components that make up an email system.
Answer:
Basic components that make up an email system are given below:
- User: These are usually people but may be computer application
- Messages: These are the information which is send by one user to another
- Protocols: Which describe the structure of the message. Each email system use a protocol which describe the structure of the message such as TO, subjects and from
- Sender's and recipient's address: These parts include addresses of both sender and receiver.
- Gateways: When a message is pass from one user to another user it must pass through a gateway to delivered
- Value-added networks: These are the public telecommunication such as PTCL
- Messaging Transport: Software which transport a message from one system to another.
