Login/non-login shells
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Scripts that execute when a shell starts | Shell Configuration Files
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| Run when the system starts and is only using the Text User Interface (TUI) as the user interface | Login shells
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| run when the system boots into a Graphical User Interface (GUI) and is used to start a terminal session | Non-Login shell
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| Used by Non-Login shell -t stores shell preferences for individual users | ~/.bashrc
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| Used by Login shell - stores system-wide configuration commands for ALL USERS and is user primarily to set environment variables | /etc/profile
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| Used by Login shell - stores shell preferences for individual users | ~/.bash_profile
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| Used by Login shell - stores commands that execute when a user logs in | ~/.bash_login
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| Used by Login shell - stores configuration preferences similar to /etc/profile, but for INDIVIDUAL users | ~/.profile
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| Used by Login shell - stores commands that execute when a user logs out | ~/.bash_logout
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| Login shells execute the configuration scripts they use in the following order | 1. /etc/profile
2. ~/.bash_profile
3. ~/.bash-login
4. ~/.profile
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| Print system information | uname
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| uname Options: Print all system info | uname -a
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| uname Options: Print the operating system | uname -o
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| uname Options: print the processor's architecture | uname -p
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| Switches to the specified user into a login shell | su -l {userName}
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| Switches user Bob into a Non-Login shell | su Bob
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| ls -l color scheme for DIRECTORIES | Blue
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| ls -l color scheme for TEXT FILES | White
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| ls -l color scheme for LINKS | cyan
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| ls -l color scheme for IMAGE FILES | Magenta
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| ls -l color scheme for COMPRESSED FILES | Red
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| ls -l color scheme for EXECUTABLE FILES | Green
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| Clear the history list | history -c
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To hide a column, click on the column name.
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
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Created by:
johnadream
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