Introduction

The CCNA certification will serve as a basic foundation for a number of other certifications that you may pursue. The exam tests your knowledge of CCNA hardware and software used in today’s computer world, and the certification is one of the most popular certifications for IT professionals to prove their hardware and software knowledge.

About This Book

This book is designed to be a hands-on, practical guide to help you pass the CCNA exam. This book is written in a way that helps you understand complex technical content and prepares you to apply that knowledge to real-world scenarios.

I understand the value of a book that covers the points needed to pass the CCNA exams, but I also understand the value of ensuring that the information helps you perform IT-related tasks when you are on the job. That is what this book offers you — key points to pass the exams combined with practical information to help you in the real world, which means that this book can be used in more than one way:

An exam preparation tool: Because my goal is to help you pass the CCNA exams, this book is packed with exam-specific information. You should understand everything that is in this book before taking the exams.

A reference: Rely on my extensive experience in the IT industry not only to study for (and pass) the exams but also to help you perform common computer-related tasks on the job. I hope you find this book a useful tool that you can refer to time and time again in your career.

Get CCNA Certification All-In-One For Dummies now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.