What is TCP Slow start? What is TCP congestion avoidance? What protocol does traceroute use? A device with a subnet of 255.255.0.0 expects how many neighbours could be reachable without going through a gateway? Name some reasons that someone may want to tunnel IPv4 packet streams.? Name as many tunnelling protocols as you can (IP/cellular)? Do you know what the software ‘Tor’ used for? How do denial of service attacks work? Give an example. Name some techniques that can be used to defend against them? A station wagon if filled with 1000 1GB thumb drives and is driving down the highway at 100km/h. What is its bandwidth? In Linux (or other Unix) filesystems, explain about "s" permission bit in a file? What are zombie processes? What does the Linux command ‘du’ do? Is Python code case sensitive? In Python, when will the else part of try-except-else be executed? and Python coding question: prints out the paths files within that directory as well as any files contained in contained directories.