/dev/null

From: Tej (tksingla_at_hotmail.com)
Date: 05/31/04 

Date: 31 May 2004 00:08:01 -0700

Hello All,

Would applercaite if someone can tell me about /dev/null

1) what is /dev/null
2) Since rm also removes why we use /dev/null ?
3) what will happen if we use 2> /dev/null ? , /dev/null 2>&1

Can any one give some of exapmles of usage /dev/null ?

Thanks in advance.
Tej