Glossary

15 distributed systems terms, each answered in under two minutes. Entries are organized by concept:

• Replication — replication, replicas, consistency, eventual consistency, failover, split brain
• Coordination — CAP theorem, consensus, Raft, quorums, leader election
• Distribution — partitioning, consistent hashing, sagas, idempotency

Every term links back to the lesson where it is introduced. Start with any entry or work through the lessons in order.