Best Free Comptia A Courses

Find the best online Free Comptia A Courses for you. The courses are sorted based on popularity and user ratings. We do not allow paid placements in any of our rankings.

CompTIA IT Fundamentals (ITF+ FC0-U61)

Exam preparation for the CompTIA IT Fundamentals+ certification

Created by ITPro TV - Watch & Learn


Students: 36159, Price: Free

ITProTV is CompTIA's Official Video Training Partner. The CompTIA IT Fundamentals Certification is an entry level certification designed to introduce users to basic computer principles. It covers basic IT literacy and ensures one understands the different terminology and the various concepts involved In the IT industry. It also serves as a great starting point if you are just getting started in computers and is designed to be the first step on your way to pursuing the CompTIA A+ certification or others similar. Topics covered include hardware basics, troubleshooting, software installation, security and also networking.

CompTIA Network+ N10-007 ExamPrep: 90+ Questions+IPv4 Review

Test your CompTIA Network+ N10-007 knowledge with 90+ practice questions and IPv4 addressing review with help if needed.

Created by Learn to Excel Online - Experienced IT certification coureware provider.


Students: 19568, Price: Free

CompTIA Network+ N10-007 Version

In this course you will get access to 90+ practice questions for the CompTIA Network+ N10-007 exam and you can also ask us any relevant question in the Q&A section about the Network+ syllabus or exam. We will respond to every relevant question.

Also included in this course are video review lessons for IPv4 addressing and IP Address Classes. In the IP addressing review we will cover:

  • Converting from Binary to Decimal and vice versa

  • Calculating the number of IP addresses in a given subnet

  • IP address classes

These review lessons have been a lifesaver for those reviewing the tricky parts of IP addressing.

This course is a free sample of our complete course:
Network+ N10-007 ExamPrep: 500+ Practice Questions + Subnetting Review with video tutorials and explanations. That course is also available on Udemy. Simply click on our name to view it. 

The instructor who created these courses and who also monitors the Q&A section has been an IT Instructor for over 15 years. He holds the following certifications:

  • CompTIA Network+ / A+ / Linux+ / Security+ / CTT+


  • MCSE: Cloud Platform and Infrastructure

  • CCNA

There isn't any question relevant to this course that we cannot answer or will go unanswered. 

We invite you to enroll in our course and give our questions a try. 

At the end of the course participants will be able to:

  • Recall details tested in the exam.

  • Understand some of the tricky details of the Network+ exam syllabus.

Material included:

  • Exam questions.

  • Review videos for IPv4 addressing.

  • A interactive support forum for asking followup questions.

Credit for the score used in the promotional video goes to:
Artist: Alexander Blu

Song: Groovy Day
Source: OrangeFreeSounds
Licence: CC BY 4.0


CompTIA Network+ Certification Preview

Learn the most important System Interconnection Models.

Created by CyberTraining 365 - Best Selling Instructors, 70,000+ Students


Students: 16928, Price: Free

This course is a preview of the CompTIA Network+ Certification. It is designed for anyone who is looking to take Network+ preparation training or just anyone interested in networking technologies! More than ever, network security is needed to protect businesses from being breached as well as skilled IT professionals to harden and protect the integrity of today’s networks.

Learn the most important System Interconnection Models

This course will go over the following networking security concepts:

  • Open Systems Interconnect (OSI) Model – We start by going over the most popular System Interconnection Models, Open Systems Interconnect (OSI).
  • 7 Layers of the Open Systems Interconnect (OSI) Model – 
    • 7) Application
    • 6) Presentation
    • 5) Session
    • 4) Transport
    • 3) Network
    • 2) Data-Link
    • 1) Physical
  • TCP/IP System Interconnect Model - This section will teach you the 4 layers of the TCP/IP System Interconnect Model and how they are applied in the real world.
    •   4) Application Layer
    •   3) Transport Layer
    •   2) Internet Layer
    •   1) Network Access
  • Open Systems Interconnect Model Comparison - This section will compare the OSI Model, TCP/IP Model (DoD Model), and TCP/IP - Internet Protocol Suite, as well as application layer examples.