42 NoSQL Database Interview Questions and Answers (2026)
42 NoSQL interview questions covering MongoDB, Redis, and DynamoDB: aggregation pipelines, data structures, GSI vs LSI, and CAP theorem. Updated for 2026.
37 min readZeeshan Tofiq
2 articles
42 NoSQL interview questions covering MongoDB, Redis, and DynamoDB: aggregation pipelines, data structures, GSI vs LSI, and CAP theorem. Updated for 2026.
A practical guide to caching strategies: browser cache, CDN, in-process memory, and Redis. Learn which layer to use, cache-aside patterns, and invalidation.