Partitions and the Boot Process
Understanding Partitions
Understanding fdisk
Creating a Primary Partition
Creating a Swap Partition
Creating an Extended Partition
Formatting Partitions
Understanding File System Organization
Booting Linux
Understanding Runlevels
Understanding the init Daemon
Understanding LILO
Shutting Down Linux x
Linux File Management
Using Manual Pages
Changing Directories
Listing Directory Contents
Identifying File Types
Creating, Viewing, and Appending Files
Paging Through Files
Modifying Access and Modification Data
Copying Files and Directories
Moving Files and Directories
Creating Directories
Deleting Files and Directories
Understanding Regular Expressions
Searching File Content with grep
Archiving Files with tar
Compressing and Uncompressing Files
with gzip
Using gzip with tar
GNU
and Linux Commands
Understanding Shells
Typing at the Command Line
Editing and the Command Line
Understanding Variables
Customizing Environment Variables
Working with the PATH Variable
Working with the PROMPT Variable
Working with the HOME Variable
Understanding the HISTORY File
Viewing the HISTORY File with fc
Understanding Processes
Listing Processes with ps and top
Editing Process Priority with nice
Managing Jobs
Sending Signals to Processes
File System Maintenance
Mounting Filesystems
Unmounting Filesystems
Filesystem Configuration Files
Using fsck
Checking Disk Usage
Disk Maintenance
Understanding Disk Quotas
Enabling Disk Quotas
Setting Disk Quotas
Verifying Disk Quotas
Understanding Links
Creating Hard Links
Creating Symbolic Links
Understanding the System File
Hierarchy
Locating Files with find
Locating Files with locate
Locating Commands with which
Users and Groups
Using root
Understanding the /etc/passwd File
Managing User Passwords
Creating Users by Editing /etc/passwd
Creating Users with useradd
Modifying Users with usermod
Deleting Users
Special User Accounts
Understanding Groups
Creating Groups
Identifying Default Groups
Modifying and Deleting Groups
Understanding Systems Groups
Working with Shadow Passwords
Understanding User Startup Files
Text Streams
Filtering Text with sed
Sorting Text with sort
Selecting Characters with cut and
paste
Viewing Partial Files
Editing Text with fmt
Using join
Modifying Tabs and Line Numbers
Dividing Files with pr and split
Editing File Contents with tr
Counting Words
Understanding Input and Output
Redirecting Output
Directing Output Using Pipes
Using tee and xargs
Permissions
Changing the Owner of a File
Changing the Group for a File
Understanding File and Directory
Access
Understanding File Access
Understanding Directory Access
Changing Permissions with Symbols
Changing Permissions with Numbers
Special Permissions
Setting Default Permissions
Scheduling and Logs
Scheduling Jobs with at
Managing Jobs scheduled with at
Scheduling Jobs with batch
Scheduling Jobs with crontab
Managing cron Jobs
Managing System Logging with syslogd
Configuring syslogd
Managing Logs
Rotating Logs
Archiving Logs
Using Logs for Troubleshooting
Documenting and Supporting Your System
Using Documentation
Managing Documentation Support
Backup and Restore
Identifying Backup Requirements
Choosing a Backup Strategy
Planning a Backup
Choosing a Backup Type
Backup Storage and Retention
Restoring Files from Backup
Creating Backups with tar
Restoring Files with tar
Creating and Restoring Backups with
cpio
How to Use what
You’ve Learnt
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