Interview Q&A / System Design
System Design interview questions
Caching, scaling, databases and classic design problems for beginners.
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- What is the difference between REST and GraphQL?
REST exposes many fixed endpoints that each return a set shape of data. GraphQL exposes one endpoint where the client asks for exactly the fields it needs, which avoids over-fetching but makes caching and rate limiting harder.
BeginnerQuick answer1 min read