How to use the env command: 2-Minute Linux Tips

The video tutorial explains the ENV command in Linux, highlighting its primary function of displaying environment variables. It also covers how to use the ECHO command for easier access to specific settings. Additionally, the tutorial demonstrates how to run commands in an altered environment using the ENV command, including modifying the search path and using the -C option to simulate running commands from a different directory.

What is the primary function of the ENV command in Linux?

• To delete files in the home directory

• To change the shell prompt

• To display information about the shell environment

• To edit environment variables

Which command is easier to use for displaying a specific environment setting?

• ECHO

• LS

• CAT

• MV

Which command can be used to display the current PATH variable?

• PWD

• ENV PATH

• LS -a

• ECHO$ PATH

What does the ENV command allow you to do with a limited search path?

• List all files in a directory

• Change the default shell

• Delete environment variables

• Run a command with a restricted PATH

What is the effect of using the ENV command with the dash capital C option?

• It changes the current working directory

• It runs a command as if you were in a specified directory

• It clears all environment variables

• It lists all available commands