How Bash Shell interprets a command ??
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In this previous part of this article we learned about types of shells . In most of the Linux distributions , bash shell is the default shell. So we are going to discuss the working of bash shell in this article . Fasten your seat belts and get ready for the bash ride
Normally we think that when we type a command, shell looks for the command in all the directories defined in the PATH environment variable. But in real it goes through the following sequence to reach the above step.
Redirection
Aliases
Expansion
Shell Function
Shell Builtin
Hash table
PATH variable
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