A+ Core 1 (220-1101) Exam Overview

INTRODUCTION

The A+ Core 1 certification is the first of two exams required for the CompTIA A+ credential. It validates foundational IT skills focused on hardware, networking, mobile devices, virtualization/cloud computing, and troubleshooting. 

EXAM STRUCTURE

• Exam Code: 220-1101 

• Covers these objective domains:

  1. Mobile Devices – ~15% 

  2. Networking – ~20% 

  3. Hardware – ~25% 

  4. Virtualization and Cloud Computing – ~11% 

  5. Hardware and Network Troubleshooting – ~29% 

• Number of questions in practice material: 350+ 

• No formal prerequisites, though some experience in IT support is recommended. 

KEY TOPICS COVERED
Candidates should focus on:

• Mobile device types, connection methods, and security

• Networking protocols, wireless technologies, and troubleshooting network issues

• PC and peripheral hardware: installation, configuration, maintenance

• Virtualization technologies, cloud models, and deployment basics

• Diagnosing and repairing hardware and network problems effectively

• A+ Core 1 Cram Notes 

BENEFITS OF A+ CORE 1
Earning the Core 1 (220-1101) helps demonstrate mastery of essential IT support skills and is typically paired with Core 2 (220-1102) to earn the full A+ certification. It supports career roles such as IT support technician, help desk specialist, and field service technician. 

EXAM PREPARATION TIPS

• Review each objective domain thoroughly and focus on the weighting of each topic.

• Use practice tests to familiarize yourself with question formats (MCQ, performance-based items).

• Gain hands-on experience working with mobile devices, networking gear, hardware components, virtualization tools, and troubleshooting scenarios.

• Regularly revisit weaker topics (for example, virtualization/cloud or mobile devices) where you score lower in practice exams.

CONCLUSION
The A+ Core 1 (220-1101) exam is an important step for IT support professionals entering the field. Its balanced coverage of mobile devices, networking, hardware, virtualization/cloud computing, and troubleshooting ensures that candidates are well-prepared for practical IT tasks. Passing this exam puts you on the path to earning the full A+ certification and strengthening your credentials for IT support roles.

AUTHOR BIO
This article was written by the editorial team at Asoftware, a group dedicated to providing clear, structured, and up-to-date content for IT certification candidates and professionals.