Getting Started with Linux-basic commands

Source: Internet
Author: User

I. The concept of command. Terminal (Terminal)

?? command is a Linux system management, Linux system users through the terminal login shell process, terminal is the shell Process Control terminal.

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?? TTY displays the terminal name of the current terminal
?? Terminals can be run independently at the same time
  
  

. Command execution procedure

?? Alias aliases
?? Builtin Internal Command
?? Hash Cache table
?? $PATH programs, scripts

Getting Started with Linux-basic commands

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