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Administer Linux, develop web applications
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Module 2
File Permissions and SELinux Fundamentals
1
Understanding File Permissions: rwx and Octal
Interpret file permission strings (rwx) and their octal equivalents
2
Chmod: Symbolic and Numeric Modes
Modify file permissions using chmod with both symbolic and numeric modes
3
Managing File Ownership and Group Assignment with `chown` and `chgrp`
Change file ownership and group assignment using chown and chgrp
4
Setting Default File Permissions with umask
Set default permissions for newly created files using umask
Managing SELinux Modes
Check SELinux status and switch between enforcing, permissive, and disabled modes using sestatus and setenforce
6
SELinux Security Contexts vs. Unix Permissions
Explain the purpose of SELinux security contexts and how they differ from standard Unix file permissions
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Essential Commands & Filesystem Navigation
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Text Manipulation and Stream Processing