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10 CompTIA A+ Revision Resources To Pass First Time

The CompTIA A+ certification is widely regarded as an essential starting point for a career in IT and over one million IT professionals around the world have achieved it.

Developed by CompTIA, the A+ is supported by major corporations - Dell, HP and Lenovo require their service technicians to be A+ certified and it’s even supported by government branches like the US Department of Defence.

But to achieve this cornerstone certification, you’ll need to pass two challenging exams: CompTIA A+ 220-901 and 220-902. Even if you are an experienced professional, it’s still worth undertaking CompTIA A+ revision before you sit your exam. If you’re new to IT, studying is essential.

To make sure you pass your exam first time, we’ve collected a list 10 CompTIA A+ revision resources:

  • Professor Messer
  • PC Technician – Free A+ Practice Tests
  • CompTIA A+ Complete Review Guide
  • Firebrand Learn
  • A+ Certification All-In-One For Dummies
  • Official CompTIA A+ Practice Exams
  • Official Free CompTIA A+ Sample Questions
  • RM Roberts Study Guides and Practice Tests
  • TechExams CompTIA A+ forums

Reads on for a comprehensive list of the 10 CompTIA A+ revision resources you need to achieve a first time pass.

1. Professor Messer

An IT celebrity in his own right, Professor Messer runs a successful YouTube channel and website where he provides seriously high quality lecture-style tutorials and written resources.

You won’t find low resolution tutorials with grating sound quality on Messer’s YouTube channel – The Professor’s videos are in a league of their own.

With over 25 years of experience and a passion for providing top-notch revision material, Professor Messer has created hours of quality content. Expect high production quality and intelligent lessons from an IT professional who really knows his stuff.

Start watching Professor Messer’s CompTIA comprehensive training course, with built in quiz questions and complementary content, here (just scroll down for the videos).

2. PC Technician – Free A+ Practice Tests

Test the knowledge you gained watching Professor Messer with online A+ practice exam tests. You’ll find a lot of A+ practice tests online and they’re ideal for putting your new knowledge into practice.

The vast majority of the exam questions you’ll face for your A+ are multiple choice. This set of 13 free practice exam tests mimics this format and is a great simulation of the real A+ exams. Access them here.

3. CompTIA A+ Complete Review Guide

This resource isn’t free, but you might find that it’s worth the price tag. The CompTIA A+ Complete Review Guide: Exams 220-801 and 220-802 (ISBN-13: 978-1118324080) is a perfect study guide to accompany you from the beginning of your revision to the moment you start your exam.

The book features a mass of charts and graphics, ideal when revising the A+’s computer component modules.

CompTIA A+ Complete Review Guide Book

In this giant 500+ page paperback, you’ll find more than 170 review questions, 4 practice exams, over 100 electronic flashcards and a searchable Glossary of Key Terms. In fact it’s so good we include it free of charge on our accelerated four-day CompTIA A+ course.

4. Firebrand Learn

We’ve uploaded our entire A+ courseware onto our online platform, Firebrand Learn. Every piece of content on Firebrand Learn is free and there’s no registration required to access it.

Use Firebrand Learn to get access to CompTIA A+ revision resources

If you’re looking for a comprehensive catalogue of everything you need to learn, Firebrand Learn is a great place to start.

5. A+ Certification All-In-One For Dummies

This useful cheat sheet from is a great way to review some of the major Windows concepts like boot files, recovery tools, RAID types and troubleshooting utilities.

6. Official CompTIA A+ Practice Exams

If you don’t want to rely on unofficial online exam papers, you can’t go wrong with CompTIA’s official A+ Certification Practice Exams.

This pack of 1000 questions, which includes answers and explanations, covers exam 220-801 and 220-802.

Once you’re ready to test your hard earned A+ knowledge, this is the best way to do it. Purchase it on CompTIA’s online store.

7. Official Free CompTIA A+ Sample Questions

If you don’t want to pay for practice exam questions, you can still get an idea of what you’ll be facing on exam day with free sample questions from CompTIA. After registering your details you’ll get access to two sets of sample questions and answers covering both A+ exams.

8. RM Roberts Study Guides and Practice Tests

This is another great online study guide, this time from RM Roberts. These in-depth study guides cover domains 1-5 of the 220-801 exam and domains 1-4 of the 220-802 exam. These guides display as PDF’s for ease-of-use and can be downloaded simply for use offline and on mobile. Access them here.

9. TechExams CompTIA A+ forums

Nothing beats asking another person for help. If you get stuck on a specific A+ topic, just pose your question in one of the active IT forums.

TechExams CompTIA A+ forums to gain A+ certification

You’ll benefit massively speaking to fellow A+ students and professionals alike. Nobody can answer a tricky question better than a human being and check out forums like TechExams could save you a lot of time.

10. Certblaster A+ Exam Notes

We couldn’t resist adding one last A+ revision resource. Certblaster have built comprehensive exam notes for CompTIA A+ exams 220-901 and 220-902. In their words: “If this was a book these articles would together represent a 200+ page book of very concentrated and focused A+ test preparation” – that’s a lot of revision! Get the resources here:

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