CCDA Exam Certification Guide is a comprehensive study tool DCN Exam #640-441. Written by a CCIE and CCDA, and reviewed by Cisco technical experts. CCDA Exam Certification Guide will help you understand and master the exam objectives. In this sold review on the design areas of the DCN exam, you'll learn to design a network that meets a customer's requirements for performance, security, capacity and scalability. Each chapter of CCDA Exam Certification Guide teaches you CCDA-related technologies and solutions through specially designed assessment and study features. "Do I Know This Already?" quizzes help you plan your chapter study, section-by-section objective lists keep you focused on the exam material you need to master, case studies challenge your design skills, and chapter-ending quizzes test your retention of chapter lessons. Finally, practice questions on the companion CD-ROM enable you to take random sample exams or to focus on an objective area of your choice.

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