[cs615asa] Question-host

Chih-Yuan Lee clee9 at stevens.edu
Thu Mar 26 22:04:23 EDT 2009


Dear professor,

As I use "host" command, I found a very strange thing.

I entered a command like this 

$ host ge
$ echo $?
0

The system always return me 0 if I enter this command like host **

Would you please tell me why this problem happen?? 


Thanks,
Lee


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