Sign up
Please tick the below box to proceed
I agree (or if I am under 13 my parent or guardian agrees on my behalf) to the terms and conditions of use and that:
- My test statistics may be published on the site leaderboard against my username
- My teacher(s) can review my test scores
- I can receive feedback on my tests from my teacher(s)
Please tick this box to proceed
Already have an account? Sign in
Preview lessons, content and tests
Computer Science & Programming solved. All in one platform.
1. To trial the platform and take tests, please take a few seconds to SIGN UP
and SET UP FREE.
2. Searching for something specific? See our text overview of all tests. Includes 'real teacher' use videos.
Join 30000+ teachers and students using TTIO.
What happens to an email when you press "send"?
SMTP
IMAP and POP3
Additional Reading
https://www.techwalla.com/articles/what-is-email-protocol
'https://www.siteground.com/tutorials/email/protocols-pop3-smtp-imap/