Master the Language of IT. Conquer the CompTIA A+ Exam. The CompTIA A+ Dictionary of Terms is a comprehensive reference guide designed to help you quickly understand the technical vocabulary that powers the IT world. Covering over 4 50 key terms, acronyms, and exam concepts , this book is your go-to study companion for mastering both Core 1 (220-1201) and Core 2 (220-1202) objectives. Whether you’re a beginner starting your IT journey or a professional refreshing your knowledge, this dictionary helps you learn faster, retain more, and approach the exam with confidence. Inside This Book 450+ exam-aligned definitions covering hardware, networking, mobile devices, operating systems, security, and troubleshooting. - Clear, concise explanations — 2–4 line definitions that simplify complex topics. - Comprehensive Acronym List for quick lookup and study. Who This Book Is For Students preparing for the CompTIA A+ certification exams - IT support technicians and help desk professionals - Career changers entering the tech field - Anyone who wants to “speak IT” fluently and confidently