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CompTIA A+ Complete Practice Tests, 3rd Edition
book

CompTIA A+ Complete Practice Tests, 3rd Edition

by Audrey O'Shea, Jeff T. Parker
April 2022
Beginner content levelBeginner
688 pages
18h 13m
English
Sybex
Content preview from CompTIA A+ Complete Practice Tests, 3rd Edition

Chapter 5Hardware and Network Troubleshooting

THE COMPTIA A+ 220-1101 TOPICS COVERED IN THIS CHAPTER INCLUDE THE FOLLOWING:

  • 5.1 Given a scenario, apply the best practice methodology to resolve problems.
    • Always consider corporate policies, procedures, and impacts before implementing changes
      • 1. Identify the problem
        • Gather information from the user, identify user changes, and, if applicable, perform backups before making changes
        • Inquire regarding environmental or infrastructure changes
      • 2. Establish a theory of probable cause (question the obvious)
        • If necessary, conduct external or internal research based on symptoms
      • 3. Test the theory to determine the cause
        • Once the theory is confirmed, determine the next steps to resolve the problem ...
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Publisher Resources

ISBN: 9781119862642Purchase Link