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CompTIA Network+ Overview

Aug 25, 2025

Overview

This lecture introduces the CompTIA Network+ (N009) certification, outlines the course structure, exam details, and provides guidance on using supplemental study resources.

About CompTIA and Network+ Certification

  • CompTIA is a leading, vendor-neutral IT certification organization recognized worldwide.
  • Network+ certification covers essential IT networking knowledge required for various roles and industries.
  • The Network+ exam is globally available in over 100 countries and multiple languages.
  • Certification is valued both for career advancement and organizational requirements.

Course and Video Structure

  • The course is organized into short, focused videos (less than 10 minutes each) covering specific topics.
  • All videos are freely available online with no registration or paywall requirements.
  • Offline downloadable course materials and study aids are available for purchase.

Exam Details and Domains

  • The Network+ N009 exam was released on June 20, 2024, and is expected to be valid until late 2027.
  • The exam consists of up to 90 questions in 90 minutes; passing score is 720 out of 900.
  • Exam content is divided into five domains:
    • Networking Concepts (23%)
    • Network Implementation (20%)
    • Network Operations (19%)
    • Network Security (14%)
    • Network Troubleshooting (24%)

Study Resources and Community

  • Download free CompTIA Network+ exam objectives for a complete exam outline.
  • Recommended to use a reputable Network+ study book alongside the course.
  • Access a community of learners and live study sessions via the Professor Messer Discord server.
  • Additional resources and event calendar are available on professormesser.com.

Key Terms & Definitions

  • CompTIA — Computing Technology Industry Association; a major IT certification provider.
  • Vendor-neutral — Certifications not tied to any specific technology manufacturer.
  • Domain — Themed exam section covering related knowledge and skills.
  • Exam objectives — Official list of topics tested on the certification exam.

Action Items / Next Steps

  • Download the CompTIA Network+ exam objectives.
  • Join the Professor Messer Discord community for study sessions and support.
  • Review additional resources and the live study group calendar at professormesser.com.