Chapter 19Troubleshooting Operating Systems and Security

THE FOLLOWING COMPTIA A+ 220‐1102 EXAM OBJECTIVES ARE COVERED IN THIS CHAPTER:

  • 3.1 Given a scenario, troubleshoot common Windows OS problems.
    • Common symptoms
      • Blue screen of death (BSOD)
      • Sluggish performance
      • Boot problems
      • Frequent shutdowns
      • Services not starting
      • Applications crashing
      • Low memory warnings
      • USB controller resource warnings
      • System instability
      • No OS found
      • Slow profile load
      • Time drift
    • Common troubleshooting steps
      • Reboot
      • Restart services
      • Uninstall/reinstall/update applications
      • Add resources
      • Verify requirements
      • System file check
      • Repair Windows
      • Restore
      • Reimage
      • Roll back updates
      • Rebuild Windows profiles
  • 3.2 Given a scenario, troubleshoot common personal computer (PC) ...

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