Xiaolin Talks Programming

Nov 9, 2026 · Backend Development

Building a Production-Ready Online Exam System with Spring Boot 3: Paper Assembly, Anti-Cheating & Auto-Grading

This article details a production-grade Spring Boot 3 online exam system covering domain modeling, constraint-based paper assembly algorithms, anti-cheating measures with behavior logging and risk scoring, auto-grading strategies for objective and subjective questions, high-concurrency handling for exam start/submit, and score analysis with streaming exports.