Prepare for CompTIA Linux+

The exam

Multiple-choice and performance-based questions, taken at a test centre or online.

What this path covers

Covers system management, security, scripting and troubleshooting with labs and questions.

13 hands-on labs and 17 questions

Finish every step to earn a BrokenCluster completion certificate you can add to LinkedIn.

1. 1.System management

   0/8
   • Absolute vs Relative Pathseasy
   • Find Files by Name, Size and Ageeasy
   • Restore One File from a Backup Archiveeasy
   • Find What Is Filling the Diskeasy
   • Robust fstab Entriesmedium
   • Growing a Logical Volumemedium
   • Which Package Owns a Fileeasy
   • Loading Kernel Moduleseasy

2. 2.Services and processes

   0/6
   • enable vs starteasy
   • Filtering the Journaleasy
   • SIGTERM vs SIGKILLeasy
   • Stop a Process That Ignores SIGTERMeasy
   • Reading the Load Averagemedium
   • Schedule a Nightly Cron Jobeasy

3. 3.Security

   0/7
   • Reading rwxr-x---easy
   • Fix "Permission denied" on Service Dataeasy
   • Grant One Extra User Access with ACLsmedium
   • Grant Exactly One Command via sudomedium
   • SELinux Modes and Rebootseasy
   • firewalld Runtime vs Permanenteasy
   • Set Up SSH Key Authenticationmedium

4. 4.Scripting and automation

   0/5
   • Single vs Double Quoteseasy
   • Exit Status and &&easy
   • A Script with Arguments and Exit Codeseasy
   • Write a Reusable Backup Scriptmedium
   • Redirecting Errorseasy

5. 5.Troubleshooting

   0/4
   • Disk "Full" but df Shows Free Spacehard
   • Who Is Listening on That Port?medium
   • Pin a Hostname with /etc/hostseasy
   • Booting into Rescue Modemedium

BrokenCluster is independent and is not affiliated with, endorsed by or sponsored by CompTIA. CompTIA Linux+ is a trademark of its owner and is named here only to describe what this path helps you prepare for. Passing our path is not the official exam.