When you have a certification like CCNA in front of you to pass, you must have extensive knowledge of the subject. Be it CCNA tutorial, PDFs, Official books, or certified trainer’s guidance; you need all of them to crack the certification exam on the first attempt.
Networking is now changing! Getting bigger and better but complex with rapid technological advancement. Due to this increasing complexity and lengthy downtimes, network devices may break down that could financially impact an organization’s operation and overload IT staff while performing the mitigation.
