Category: Machine Learning

Question

[Machine Learning] Question #14: How does garbage collection work?

Answer

CPython uses reference counting plus generational cyclic GC to reclaim unreachable objects.

Expand your answer with examples from your projects and link to Interview Prep.

Follow-Up Questions

  • Can you explain a trade-off involved?
  • How would you test this in production?
  • What could go wrong at scale?