Question

I have never worked on programming languages before.
I am learning C and unix architecture by refering online links.
I got small exercise to write awk script to parse output of ps command.
please help and please provide me the names of best books for C & awk scripting.

Answer 1

Lets say you want to list just the command column(8th column) from the ps -ef output, you can do:

ps -ef | awk '{print $8}'