Top 50 data center Interview Questions
The most frequently asked data center questions across all roles and companies, ranked by real interview frequency. Updated daily.
Tests how you design for technical users under complexity, balancing usability, fidelity, and cross-functional influence.
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New RelicAssesses data center experience, operational ownership, and ability to explain relevant responsibilities clearly.
EpsilonTests ownership and influence in a cross-functional infrastructure decision with competing constraints, technical trade-offs, and business stakes.
NVIDIACompare Cisco port-channels, vPC, VSS, and stacking, then select each design based on topology, failure domains, scale, and operations.
CiscoExplain RAID 5 versus RAID 6, including parity, failure tolerance, usable capacity, performance, and rebuild risk.
Assess storage-system expertise across architecture, performance, data protection, and security tradeoffs.
CohesityEvaluate and reduce latency bottlenecks across hyperscale networks supporting distributed training and ML inference.
Amazon Web ServicesRank active connections within each data center node and return the top two by bandwidth.
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Identify preferred iBGP routes that can be forwarded without an IGP using ranked routes and latest Layer 2 observations.
NVIDIACompare TCP and UDP telemetry by reliability and latency, then recommend the better protocol per application.
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