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Title
1.3.1 Upgrading Packages in Ubuntu
Beginner Unattempted
2.4.1 Configuring OpenLDAP Utilities
Beginner Unattempted
2.4.2 Configuring a Proxy Server
Intermediate Unattempted
3.1.1 Using Basic Linux Commands - Part 1
Beginner Unattempted
3.1.2 Managing Files and Directories - Part 1
Intermediate Unattempted
3.2.1 Managing Files and Directories - Part 2
Intermediate Unattempted
3.3.1 Reading the Contents of a File
Intermediate Unattempted
3.4.1 Finding a File
Beginner Unattempted
3.4.2 Viewing the File Information
Intermediate Unattempted
4.1.1 Processing a Text File
Beginner Unattempted
4.2.1 Redirecting Output
Beginner Unattempted
5.3.1 Managing GRUB2 Parameters
Intermediate Unattempted
5.4.1 Booting Linux into Single-User Mode
Beginner Unattempted
6.2.1 Finding the System Initialization Method
Beginner Unattempted
6.2.2 Managing Services with systemctl
Intermediate Unattempted
6.3.1 Using the Service Utility Commands
Beginner Unattempted
7.1.1 Using Basic Linux Commands - Part 2
Beginner Unattempted
7.1.2 Configuring the Network Using the CLI
Intermediate Unattempted
7.3.1 Performing Basic Network Troubleshooting
Beginner Unattempted
7.4.1 Capturing Network Packets Using tcpdump
Beginner Unattempted
8.3.1 Configuring a Remote Desktop Connection Using xrdp
Intermediate Unattempted
9.3.1 Using the timedatectl Command to Set the System Time
Beginner Unattempted
10.1.1 Reviewing Account Settings
Intermediate Unattempted
10.2.1 Exploring the Contents of the Anaconda File
Beginner Unattempted
10.2.2 Using usermod to Lock an Account
Intermediate Unattempted
10.2.3 Creating and Configuring a Group
Intermediate Unattempted
10.4.1 Querying About Users
Beginner Unattempted
11.2.1 Creating Partitions and Filesystems
Intermediate Unattempted
11.7.1 Creating Physical and Logical Volumes, Volume Groups, and File Systems
Intermediate Unattempted
12.3.1 Using tar for Backups
Beginner Unattempted
12.3.2 Using cpio to Archive and Restore Files
Beginner Unattempted
13.2.1 Using Red Hat Package Management Tools
Intermediate Unattempted
13.2.2 Exploring Basic RPM Commands
Intermediate Unattempted
13.3.1 Using Snap Containers
Intermediate Unattempted
14.2.1 Managing Kernel Modules from the Command Line
Intermediate Unattempted
15.1.1 Managing Default Permissions Using umask
Intermediate Unattempted
15.3.1 Assigning Additional ACLs to a File
Beginner Unattempted
15.3.2 Exploring SELinux
Beginner Unattempted
15.6.1 Managing Users and Groups
Advanced Unattempted
16.1.1 Exploring Pluggable Authentication Modules (PAM)
Intermediate Unattempted
16.3.1 Configuring an SSH Server
Advanced Unattempted
17.3.1 Viewing the System Logs
Beginner Unattempted
18.2.1 Using the firewalld Service
Intermediate Unattempted
18.2.2 Using the iptables and nftables commands
Intermediate Unattempted
18.2.3 Using the ufw command
Advanced Unattempted
19.2.1 Securing the System
Intermediate Unattempted
20.2.1 Viewing Disk Usage
Advanced Unattempted
20.4.1 Troubleshooting CPU and Memory Performance
Intermediate Unattempted
21.2.1 Displaying Process Information
Intermediate Unattempted
21.3.1 Watching the Stopped Processes
Beginner Unattempted
21.3.2 Managing a Process
Intermediate Unattempted
22.1.1 Troubleshooting User Access Issues
Intermediate Unattempted
23.2.1 Exploring Linux Directories
Beginner Unattempted
24.1.1 Exploring Storage Details
Beginner Unattempted
24.6.1 Troubleshooting Hardware Issues
Intermediate Unattempted
25.2.1 Creating an Advanced Script
Intermediate Unattempted
25.2.2 Creating a Simple Script File
Intermediate Unattempted
26.2.1 Running Basic Python Commands
Beginner Unattempted
26.4.1 Running a Python Script
Beginner Unattempted
27.1.1 Running Scripts in Background Mode
Intermediate Unattempted
27.4.1 Using the Foreground Mode
Beginner Unattempted
28.3.1 Using Git
Intermediate Unattempted
28.3.2 Committing with Git
Intermediate Unattempted
29.3.1 Running Docker Daemon Commands
Intermediate Unattempted
1.3.1. Upgrading Packages in Ubuntu
Upgrading Packages in Ubuntu
Beginner
Unattempted
2.4.1. Configuring OpenLDAP Utilities
Configuring OpenLDAP Utilities
Beginner
Unattempted
2.4.2. Configuring a Proxy Server
Configuring a Proxy Server
Intermediate
Unattempted
3.1.1. Using Basic Linux Commands - Part 1
Using Basic Linux Commands - Part 1
Beginner
Unattempted
3.1.2. Managing Files and Directories - Part 1
Managing Files and Directories - Part 1
Intermediate
Unattempted
3.2.1. Managing Files and Directories - Part 2
Managing Files and Directories - Part 2
Intermediate
Unattempted
3.3.1. Reading the Contents of a File
Reading the Contents of a File
Intermediate
Unattempted
3.4.1. Finding a File
Finding a File
Beginner
Unattempted
3.4.2. Viewing the File Information
Viewing the File Information
Intermediate
Unattempted
4.1.1. Processing a Text File
Processing a Text File
Beginner
Unattempted
4.2.1. Redirecting Output
Redirecting Output
Beginner
Unattempted
5.3.1. Managing GRUB2 Parameters
Managing GRUB2 Parameters
Intermediate
Unattempted
5.4.1. Booting Linux into Single-User Mode
Booting Linux into Single-User Mode
Beginner
Unattempted
6.2.1. Finding the System Initialization Method
Finding the System Initialization Method
Beginner
Unattempted
6.2.2. Managing Services with systemctl
Managing Services with systemctl
Intermediate
Unattempted
6.3.1. Using the Service Utility Commands
Using the Service Utility Commands
Beginner
Unattempted
7.1.1. Using Basic Linux Commands - Part 2
Using Basic Linux Commands - Part 2
Beginner
Unattempted
7.1.2. Configuring the Network Using the CLI
Configuring the Network Using the CLI
Intermediate
Unattempted
7.3.1. Performing Basic Network Troubleshooting
Performing Basic Network Troubleshooting
Beginner
Unattempted
7.4.1. Capturing Network Packets Using tcpdump
Capturing Network Packets Using tcpdump
Beginner
Unattempted
8.3.1. Configuring a Remote Desktop Connection Using xrdp
Configuring a Remote Desktop Connection Using xrdp
Intermediate
Unattempted
9.3.1. Using the timedatectl Command to Set the System Time
Using the timedatectl Command to Set the System Time
Beginner
Unattempted
10.1.1. Reviewing Account Settings
Reviewing Account Settings
Intermediate
Unattempted
10.2.1. Exploring the Contents of the Anaconda File
Exploring the Contents of the Anaconda File
Beginner
Unattempted
10.2.2. Using usermod to Lock an Account
Using usermod to Lock an Account
Intermediate
Unattempted
10.2.3. Creating and Configuring a Group
Creating and Configuring a Group
Intermediate
Unattempted
10.4.1. Querying About Users
Querying About Users
Beginner
Unattempted
11.2.1. Creating Partitions and Filesystems
Creating Partitions and Filesystems
Intermediate
Unattempted
11.7.1. Creating Physical and Logical Volumes, Volume Groups, and...
Creating Physical and Logical Volumes, Volume Groups, and File Systems
Intermediate
Unattempted
12.3.1. Using tar for Backups
Using tar for Backups
Beginner
Unattempted
12.3.2. Using cpio to Archive and Restore Files
Using cpio to Archive and Restore Files
Beginner
Unattempted
13.2.1. Using Red Hat Package Management Tools
Using Red Hat Package Management Tools
Intermediate
Unattempted
13.2.2. Exploring Basic RPM Commands
Exploring Basic RPM Commands
Intermediate
Unattempted
13.3.1. Using Snap Containers
Using Snap Containers
Intermediate
Unattempted
14.2.1. Managing Kernel Modules from the Command Line
Managing Kernel Modules from the Command Line
Intermediate
Unattempted
15.1.1. Managing Default Permissions Using umask
Managing Default Permissions Using umask
Intermediate
Unattempted
15.3.1. Assigning Additional ACLs to a File
Assigning Additional ACLs to a File
Beginner
Unattempted
15.3.2. Exploring SELinux
Exploring SELinux
Beginner
Unattempted
15.6.1. Managing Users and Groups
Managing Users and Groups
Advanced
Unattempted
16.1.1. Exploring Pluggable Authentication Modules (PAM)
Exploring Pluggable Authentication Modules (PAM)
Intermediate
Unattempted
16.3.1. Configuring an SSH Server
Configuring an SSH Server
Advanced
Unattempted
17.3.1. Viewing the System Logs
Viewing the System Logs
Beginner
Unattempted
18.2.1. Using the firewalld Service
Using the firewalld Service
Intermediate
Unattempted
18.2.2. Using the iptables and nftables commands
Using the iptables and nftables commands
Intermediate
Unattempted
18.2.3. Using the ufw command
Using the ufw command
Advanced
Unattempted
19.2.1. Securing the System
Securing the System
Intermediate
Unattempted
20.2.1. Viewing Disk Usage
Viewing Disk Usage
Advanced
Unattempted
20.4.1. Troubleshooting CPU and Memory Performance
Troubleshooting CPU and Memory Performance
Intermediate
Unattempted
21.2.1. Displaying Process Information
Displaying Process Information
Intermediate
Unattempted
21.3.1. Watching the Stopped Processes
Watching the Stopped Processes
Beginner
Unattempted
21.3.2. Managing a Process
Managing a Process
Intermediate
Unattempted
22.1.1. Troubleshooting User Access Issues
Troubleshooting User Access Issues
Intermediate
Unattempted
23.2.1. Exploring Linux Directories
Exploring Linux Directories
Beginner
Unattempted
24.1.1. Exploring Storage Details
Exploring Storage Details
Beginner
Unattempted
24.6.1. Troubleshooting Hardware Issues
Troubleshooting Hardware Issues
Intermediate
Unattempted
25.2.1. Creating an Advanced Script
Creating an Advanced Script
Intermediate
Unattempted
25.2.2. Creating a Simple Script File
Creating a Simple Script File
Intermediate
Unattempted
26.2.1. Running Basic Python Commands
Running Basic Python Commands
Beginner
Unattempted
26.4.1. Running a Python Script
Running a Python Script
Beginner
Unattempted
27.1.1. Running Scripts in Background Mode
Running Scripts in Background Mode
Intermediate
Unattempted
27.4.1. Using the Foreground Mode
Using the Foreground Mode
Beginner
Unattempted
28.3.1. Using Git
Using Git
Intermediate
Unattempted
28.3.2. Committing with Git
Committing with Git
Intermediate
Unattempted
29.3.1. Running Docker Daemon Commands
Running Docker Daemon Commands
Intermediate
Unattempted
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