CCNA Certification Library is a comprehensive review and practice package for the new CCNA exam. You choose to the new two-exam track or the single, unified CCNA exam, you will find all the tools you need to fully prepare you for CCNA certification. The two books contained in this package, CCNA INTRO Exam Certification Guide and CCNA ICND Exam Certification Guide, present complete reviews and ample opportunity to test your knowledge of CCNA exam topics.