Chapter 12Hardware and Network Troubleshooting

THE FOLLOWING COMPTIA A+ EXAM 220‐1101 OBJECTIVES ARE COVERED IN THIS CHAPTER:

  • 2.8 Given a scenario, use networking tools.
    • Crimper
    • Cable stripper
    • WiFi analyzer
    • Toner probe
    • Punchdown tool
    • Cable tester
    • Loopback plug
    • Network tap
  • 5.3 Given a scenario, troubleshoot and diagnose problems with storage drives and RAID arrays.
    • Common symptoms
      • Light‐emitting diode (LED) status indicators
      • Grinding noises
      • Clicking sounds
      • Bootable device not found
      • Data loss/corruption
      • RAID failure
      • Self‐monitoring, Analysis, and Reporting Technology (S.M.A.R.T.) failure
      • Extended read/write times
      • Input/output operations per second (IOPS)
      • Missing drives in OS
  • 5.4 Given a scenario, troubleshoot video, projector, and ...

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