I would do top to down approach start from the top and work your way down to the bottom.
5
“var x = 5” declares a variable (var) called x and sets its value to 5.
Answer:
what is typing race
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Usually, network devices can be set up to send their syslog messages to a syslog server, so you'd just need a *nix computer with syslog setup to receive messages via the network, and you can read stuff there. You also get the advantage of having reglar expressions so that "noise" (messages you don't care about) isn't displayed.
Network devices can also be set up to use SNMP (Simple Network Management Protocol).
The correct answer is usually referred to as 'firmware'.