Local system administration
- Creating backups
- Creating local user groups
- Managing file permissions
- Managing fstab entries
- Managing local users accounts
- Managing the startup process and related services
- Managing user accounts
- Managing user account attributes
- Managing user processes
- Restoring backed up data
- Setting file permissions and ownership
Local security
- Accessing the root account
- Using sudo to manage access to the root account
Shell scripting
- Basic bash shell scripting
Software management
- Installing software packages
Command-line
- Editing text files on the command line
- Manipulating text files from the command line
Filesystem & storage
- Archiving and compressing files and directories
- Assembling partitions as LVM devices
- Configuring swap partitions
- File attributes
- Finding files on the filesystem
- Formatting filesystems
- Mounting filesystems automatically at boot time
- Mounting networked filesystems
- Partitioning storage devices
- Troubleshooting filesystem issues
Refer: https://training.linuxfoundation.org/download-free-certification-prep-guide