15 Questions
Which protocol does Alice's UA use to send her email message to her mail server?
SMTP
What does Bob's mail server do after receiving the email message from Alice's mail server?
Places the message in Bob's mailbox
What does Alice's UA use to compose the email message?
User Agent
What does the SMTP client do after Alice's message is placed in the message queue?
Sends Alice's message over the TCP connection
Which protocol does the client side of SMTP at the mail server use to open a TCP connection with Bob's mail server?
TCP
Which protocol is used for retrieving email messages from a server?
IMAP
Which application layer protocol is used by web-based email services like Gmail and Hotmail?
HTTP
What is the purpose of DNS name resolution?
Resolving domain names to IP addresses
What type of query places the burden of name resolution on the contacted name server?
Recursive query
What is the role of the root DNS server in the DNS name resolution process?
It resolves domain names to IP addresses
What are the two mail access protocols mentioned in the text?
SMTP and IMAP
What is the purpose of SMTP?
To deliver and store email messages to the receiver's server
What does the IMAP protocol provide?
Retrieval, deletion, and folders of stored messages on the server
Which application layer protocol is used by web-based email services?
HTTP
What is the difference between iterated query and recursive query in DNS name resolution?
Iterated query receives the name of the server to contact, while recursive query puts the burden of name resolution on the contacted name server
Test your knowledge on the steps involved in sending an email, from composing to delivery, in this quiz. Keywords: email, UA, SMTP, TCP connection, mail server.
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