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Start a timed practice session focusing on Data Center Troubleshooting topics from the CCTDC question bank.
Start CCTDC Practice Quiz →CCTDC DC Troubleshooting Question Bank (19 Questions)
Browse all 19 practice questions covering Data Center Troubleshooting for the CCTDC certification exam. Answers are intentionally hidden on this page so you can self-test first before checking results in quiz mode.
- Question 1Cisco Data Center Troubleshooting
Where should you look first when troubleshooting a Nexus switch issue?
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Start CCTDC Quiz - Question 2Cisco Data Center Troubleshooting
A server cannot see its storage LUNs through the Fibre Channel SAN. What should be checked?
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Start CCTDC Quiz - Question 3Cisco Data Center Troubleshooting
What is the most likely cause when a Nexus switch interface shows 'SFP not detected'?
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Start CCTDC Quiz - Question 4Cisco Data Center Troubleshooting
What does 'show interface brief' display on a Nexus switch?
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Start CCTDC Quiz - Question 5Cisco Data Center Troubleshooting
What do input/output discards indicate on a Nexus switch interface?
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Start CCTDC Quiz - Question 6Cisco Data Center Troubleshooting
What is the purpose of 'show logging' on a Nexus switch?
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Start CCTDC Quiz - Question 7Cisco Data Center Troubleshooting
What does the FLOGI (Fabric Login) database show on a Cisco MDS switch?
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Start CCTDC Quiz - Question 8Cisco Data Center Troubleshooting
When should 'show tech-support' be collected on a Nexus switch?
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Start CCTDC Quiz - Question 9Cisco Data Center Troubleshooting
Which NX-OS tool provides packet capture capability for troubleshooting on a Nexus switch?
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Start CCTDC Quiz - Question 10Troubleshooting
How do you troubleshoot VXLAN tunnel issues on Nexus?
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Start CCTDC Quiz - Question 11Cisco Data Center Troubleshooting
Why might a port-channel on a Nexus switch show individual links as suspended?
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Start CCTDC Quiz - Question 12Cisco Data Center Troubleshooting
What NX-OS command shows spanning tree topology information for a specific VLAN?
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Start CCTDC Quiz - Question 13Cisco Data Center Maintenance
What is an EPLD (Electronic Programmable Logic Device) upgrade on a Nexus switch?
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Start CCTDC Quiz - Question 14Cisco Data Center Maintenance
A Nexus switch shows a power supply as 'failed' in 'show environment power'. What is the recommended action?
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Start CCTDC Quiz - Question 15Cisco Data Center Troubleshooting
A Nexus switch FEX shows 'Offline' status. Which command helps diagnose the issue?
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Start CCTDC Quiz - Question 16Cisco Data Center Troubleshooting
A server connected to a Nexus switch via vPC is experiencing intermittent connectivity. Which log should be checked first?
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Start CCTDC Quiz - Question 17Cisco Data Center Troubleshooting
A Nexus switch shows high CPU utilization. Which command identifies the process consuming the most CPU?
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Start CCTDC Quiz - Question 18Cisco Data Center Troubleshooting
What command shows environmental status (fans, power, temperature) on a Nexus switch?
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Start CCTDC Quiz - Question 19Troubleshooting
What is the purpose of 'show logging' on NX-OS?
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Key DC Troubleshooting Concepts for CCTDC
CCTDC DC Troubleshooting Exam Tips
Data Center Troubleshooting questions in CCTDC are typically scenario-based. Focus on service-level decision making aligned to official exam objectives. Priority concepts: troubleshoot, ucs fault, nexus, san, show, interface.
What CCTDC Expects
- Anchor your answer in select the most practical, secure, and scalable answer for the stated scenario.
- DC Troubleshooting scenarios for CCTDC are frequently mapped to Domain 3 (35%), so read the objective carefully before picking controls or architecture.
- Expect multi-topic scenarios where DC Troubleshooting interacts with routing, switching, security, or automation patterns rather than appearing as an isolated question.
- When two options are both technically valid, prefer the choice that best aligns with the exam's operational scope (Entry) and vendor best practices.
High-Value DC Troubleshooting Concepts
- Know the core DC Troubleshooting building blocks cold: troubleshoot, ucs fault, nexus, san.
- Review the edge-case features and limits for show, interface; these details are commonly used to differentiate answer choices.
- Practice service-integration reasoning: how DC Troubleshooting pairs with DC Hardware, DC Networking in real deployment patterns.
- For CCTDC, explain why the chosen DC Troubleshooting design meets reliability, security, and cost expectations better than the alternatives.
Common CCTDC Traps
- Watch for answers that partially solve the requirement but miss operational constraints.
- Questions in Troubleshooting often include distractors that look correct for DC Troubleshooting but violate security policy, convergence, or redundancy requirements.
- Avoid picking options purely by feature name; validate data path, failure handling, and governance impact before answering.
- If the prompt hints at automation or repeatability, eliminate manual-only operational answers first.
Fast Review Checklist
- Can you compare at least two DC Troubleshooting implementation paths and justify which one best fits the scenario?
- Can you map the chosen answer back to Troubleshooting (35%) outcomes for CCTDC?
- Can you explain security and access boundaries for DC Troubleshooting without relying on default-open assumptions?
- Can you describe how DC Troubleshooting integrates with DC Hardware and DC Networking during failure, scaling, and monitoring events?