System Administrator Application

Please submit a Perl script that displays the first page of results for a google search for string supplied on the command line.

Please explain how you would provide redundant up-links to a critical server ensuring that its services would remain available on a specific IP address in the event of upstream router (gateway) or switch failure:

You think you need to change the default gateway on a linux server. When you log in, you find that 'route' already shows the proper gateway. However, traffic from the server is still passing through the old gateway. Why?

You are a l33t hacker who has figured out how to cause someone's web application to execute arbitrary code and are going to run an IRC bot on the target's web server. What steps would you take to make it more difficult for the server's admin to notice your bot and locate the exploitation vector?