The concepts of filters, pipes, and redirection

 

 

During the initial setup and implementation of the Web site, you have been reviewing some of the
documentation, scripts, and sample files that were installed on the Linux and Apache environment. In more
than one place, you have noticed several familiar commands, but they have all been on one line. The ability of
one command to send the output it generates to the input of a second command is a very important concept for
the UNIX environment.
Describe the concepts of filters, pipes, and redirection and explain how and what the following command is
trying to accomplish (if some commands are not yet familiar, you can describe the overall process of each
step):
The primary post should include the following:
Description of filters (including the 3 standard files every filter uses)
Description of pipes
Description of redirection
Explanation of the command above

 

 

 

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