What really happens in the background that the users don’t see, that magically makes GMail send emails and Zoom make video conferencing possible?
In: Technology
Your question is quite a broad one. Email and video conferencing are completely different technologies. There are also many variations within each technology. Email for example can use many different protocols such as SMTP, IMAP, and POP3. If you’re looking for a succinct ELI5 answer, you’re going to need to narrow the scope.
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