Interview Q&A / System Design
System Design interview questions
Caching, scaling, databases and classic design problems for beginners.
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- In CAP, why is partition tolerance not really a choice?
Network partitions happen in any real distributed system, so you cannot opt out of P. The real decision is what to do during a partition: refuse some requests to stay consistent (CP) or answer with possibly stale data (AP).
IntermediateQuick answer1 min read