Quiz
Test yourself.
Multiple-choice quizzes across 11 topic clusters with instant feedback + explanations. ~80 questions total. Each cluster covers the concepts that come up in real system design interviews. Personal-best score tracked per cluster.
11 clusters134 questionspress ⌘K to search
Topics
11 quizzes shippedQuiz13 questions
Caching
TTLs, eviction, stampedes, and write strategies.
Quiz13 questions
Databases
Indexing, sharding, replication, consistency.
Quiz13 questions
Consensus & Coordination
Paxos, Raft, leader election, split-brain.
Quiz11 questions
Rate Limiting
Algorithms, distributed coordination.
Quiz12 questions
Messaging & Async
Queues, pub/sub, Kafka, delivery guarantees.
Quiz12 questions
Networking & Delivery
DNS, TCP/UDP, HTTP/2 vs 3, CDN.
Quiz12 questions
Observability & Reliability
Metrics, logs, traces, SLOs, alerts.
Quiz12 questions
Security
Auth, TLS, secrets, DDoS, OWASP.
Quiz12 questions
ML Systems
Feature stores, model serving, LLMs.
Quiz12 questions
Architecture Patterns
Monolith, microservices, event-driven, saga.
Quiz12 questions
Reliability & Resilience
Retries, circuit breakers, bulkheads, chaos.