N10-009 topics: troubleshooting methodology, cable testers, command line tools, monitoring, high availability and disaster recovery.
About this set
40 basic cards for Professional IT. It opens with "What is the first step in the troubleshooting methodology?" and "After identifying a problem, what should be established?". Study it alongside the other Professional sets below.
40 cards · basic cards · AI-written, checked twice. Edit anything.
- What is the first step in the troubleshooting methodology?
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Identify the problem- After identifying a problem, what should be established?
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Theory of probable cause- How is a theory of probable cause verified?
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Test the theory- What is established if the theory proves correct?
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Plan of action to resolve the problem- What comes after establishing the plan of action?
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Implement the solution- What is the final step after implementing a solution?
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Verify the solution and document findings- What does a continuity tester verify?
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That an electrical path is complete in a cable- What three measurements does a multimeter provide?
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Voltage, current, and resistance- What is the purpose of a tone generator in cable testing?
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Locate and trace cables within walls or conduits- What does TDR stand for?
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Time Domain Reflectometer- What does OTDR stand for?
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Optical Time Domain Reflectometer- What device validates cable installation against standards?
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Cable tester- What does the ping command measure?
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Host reachability and round trip latency- What does tracert or traceroute display?
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The path packets take to reach a destination host- What does ipconfig display on Windows systems?
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Local IP configuration and network settings
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