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Multiple ChoiceIntermediate 30s

Bottleneck Identification

Choose the best answer for: finding bottlenecks
Options
  1. 1Bottlenecks don't exist, since CPUs are always fast enough
  2. 2Bottlenecks are obvious and need no tooling to detect
  3. 3Only CPU matters; I/O and latency affects nothing else
  4. 4APM tools show slowest endpoints, DB queries, and external calls

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