Rapid Recall — 01–26
Answer from memory before opening the key.
- Define Data Integration.
- Define Data Interoperability.
- Name four major DII use cases.
- Name the three Chapter 8 principles.
- What are the three ETL steps?
- When is ELT preferred?
- Define mapping.
- Define latency.
- Snapshot vs delta?
- What does CDC do?
- Name the three data-based CDC techniques at a high level.
- Near-real-time vs synchronous?
- Asynchronous means what?
- What is the main risk of synchronous coupling?
- What is streaming data?
- When is replication useful?
- Why are multi-master-style changes risky for replication?
- What is the long-term archive risk?
- What problem does a canonical model solve?
- Point-to-point main risk?
- Hub-and-spoke main advantage?
- Publish-subscribe in one sentence?
- Tight vs loose coupling?
- What is orchestration?
- Name three process controls.
- EAI in one sentence?