If you are just starting go on khan academy and go to the computing section and they will start you out on the basics on code devoloping.
Answer:
QoS
Explanation:
We could use a blacklisting or a MAC filtering to remove from the network, and in this way, we're going to get a high portion of bandwidth, but other must work too, and the whitelisting have almost the same function, but QoS Quality of service is specifically for these cases where we need high bandwidth for a video conference, we can make this with some tools or techniques like jitter buffer and traffic shaping.
Answer:
i think you can layer it :)
Explanation:
nice drawing btw!