1 1 3.7 Executing Commands 1 ====================== 1
1 · Simple Command Expansion How Bash expands simple commands before 1 executing them. · Command Search and Execution How Bash finds commands and runs them. · Command Execution Environment The environment in which Bash 1 executes commands that are not 1 shell builtins. · Environment The environment given to a command. · Exit Status The status returned by commands and how Bash 1 interprets it. · Signals What happens when Bash or a command it runs 1 receives a signal. 1