1. When you first log on to a new Unix system (as the root user), what command(s) would you execute to see what the system is doing? What results would you expect those commands to return?
2. What command, including any necessary switches or parameters, would you run on a Unix box to identify the load average and how long the server has been up?
3. When you connect to your CentOS server using the Putty client, what protocol are you using? Why is it important to use this protocol versus the old telnet protocol?
4. Given a particular MAC address, how can I identify the manufacturer of that particular piece of networking equipment? Can you envision any circumstances where it's necessary to look up the manufacturer by using the MAC address rather than simply looking at the physical device?

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Identifying System Activity on a New Unix System Upon logging in as the root user on a new Unix systemseveral commands can be executed to assess the systems current state and activity ps ef This comma... View the full answer