Greg Albrecht

Here’s a questionnaire we put together when we started looking to hire a new System Administrator at work.

1. what is the difference between the freebsd and linux initialization (startup) systems?
   • A: Linux uses init levels, BSD does not.
2. Why does apache require execute privileges on web accessible directories?
   • A:
3. How many ports on a unix system require you be root in order to bind to them.
   • A: the first 1024 tcp/udp ports.
4. Why is it important for root to have a statically linked shell
   • A:

5. why do name based virtualhosts require http 1.1
   • A:
6. what is the standard queue lifetime of email on a windows exchange server
7. what database & table in mysql holds authentication information
8. what authentication protocol does windows active directory use
9. what is a negative cache ttl in bind8?
10. In what situation would you not want your computer to use swap?
11. Why is the cabling in cat 5 twisted?
12. Why is revision control important?
13. What’s the difference between a mx record of 10 and 20, and an mx record of 1 and 2?
14. My /var file system is full, I’ve wiped all of the large files in that directory, and du –sk does not account for the space that df –k says I’m using. What did I forget to do?
15. How do you tell how long a unix system has been running?
16. How do you tell how long a windows system has been running?
17. how would you use the find command to change the ownership of all files belonging to another user?
18. How do you add a user to a windows active directory server?
19. How do you view the mail queue on a windows exchange server?
20. what does the windows file attribute ‘archive’ do?
21. Which offers better compression, rar or bzip2?
22. How do I tell what ports are in use on a unix or windows system?
23. What would the netmask of the network 192.168.0.0/23 be?
24. What class of network is 10.0.0.0?
25. What’s the difference between unix traceroute and windows traceroute
26. I have a user that needs to accept ftp connections into their desktop from in front of the company firewall. what abstract rule would I need to setup to allow this?
27. How do you setup ssh public key authentication
28. what makes the grass grow?
29. why does god love marines?
30. what is your major malfunction?
31. From what kind of tree do acorns come from?