Exam Provider Logo

Comptia - XK0-004 Certification Exam Details, Questions and Answers

Certification Provider



XK0-004: CompTIA Linux+

Number of questions (in our database)


Updated on

22 May 2024
Exam Provider Logo


System Configuration and Management Essential System Services Administrative Tasks User Interfaces and Desktops Shells, Scripting, and Data Management Devices, Linux Filesystems, and Filesystem Hierarchy Standard Scripting and Automation Command Line Interface Security Networking Fundamentals

CompTIA Linux+ XK0-004 Certification Exam Details

Exam Overview

The CompTIA Linux+ XK0-004 exam is an internationally-recognized, vendor-neutral certification that validates the competencies required of early-career system administrators working with Linux systems.

Importance of the CompTIA Linux+ XK0-004 Certification

Gaining the CompTIA Linux+ XK0-004 certification signifies that you have the foundational skills and knowledge to manage everything from cars and smartphones to servers and supercomputers, as a vast number of enterprises use Linux in cloud, cybersecurity, mobile and web administration applications.

Technical Details of the CompTIA Linux+ XK0-004 Exam

The XK0-004 Certification Exam is a 90-minute test consisting of a maximum of 90 performance-based and multiple-choice questions. The test is graded on a scale of 100-900, with a passing score of 720.

Measured Skills

  • Hardware and System Configuration
  • System Operation and Maintenance
  • Security
  • Linux Troubleshooting and Diagnostics
  • Automation and Scripting

Tips for Preparation

CompTIA offers a range of study materials, including exam objectives, study guides, and practice tests. Additionally, hands-on experience with a variety of Linux distributions will be particularly valuable. A strong understanding of the Linux command line is essential.

Exam Topics

  • System Configuration and Management (20% - 30%)

    • Configure kernel modules
    • Manage system boot process and services
    • Manage system initialization
    • Configure system logging
    • Manage system time
  • Essential System Services (10% - 20%)

    • Maintain system security
    • Configure and manage printing
    • Configure networking
    • Configure remote connections
    • Manage SELinux
  • Administrative Tasks (10% - 20%)

    • Manage user and group accounts and related system files
    • Automate system administration tasks by scheduling jobs
    • Maintain system time
    • System logging
    • Mail Transfer Agent (MTA) basics
  • User Interfaces and Desktops (10% - 20%)

    • Install and configure X11
    • Set up a display manager
    • Accessibility
  • Shells, Scripting, and Data Management (10% - 20%)

    • Customize and use the shell environment
    • Customize or write simple scripts
    • SQL data management
  • Devices, Linux Filesystems, and Filesystem Hierarchy Standard (15% - 25%)

    • Create partitions and filesystems
    • Maintain the integrity of filesystems
    • Control mounting and unmounting of filesystems
    • Manage disk quotas
    • Manage file permissions and ownership
    • Create and change hard and symbolic links
    • Find system files and place files in the correct location
  • Scripting and Automation (10% - 20%)

    • Write simple scripts
    • Use regular expressions
    • Use scripting constructs and variables
    • Use control structures
    • Use scripting functions
  • Command Line Interface (15% - 25%)

    • Use basic commands
    • Manage files and directories
    • Process text streams using filters
    • Perform basic file editing operations using vi
  • Security (5% - 15%)

    • Perform security administration tasks
    • Implement logging services
    • Implement network security
    • Configure SSH services
  • Networking Fundamentals (5% - 15%)

    • Fundamental principles of networks
    • Basic network configuration