Quiz

2667 questions of the kind that actually get asked — in interviews, in architecture review boards, and by the person who has to run the thing at 3 AM. Every answer states the trade-off rather than the slogan, and says when the obvious choice is the wrong one.

All areas2667 Architecture Fundamentals81 Distributed Systems101 Data Architecture90 Cloud Architecture87 Networking86 API & Integration Architecture78 Reliability & Resilience88 Observability81 Performance & Capacity Engineering90 Security Architecture95 Cost Architecture & FinOps92 Business Architecture93 Architecture Communication91 Enterprise Architecture91 Legacy Modernization92 AI-Era Architecture86 Software Architecture & Engineering84 Architecture Patterns84 Architecture Decision-Making91 The Architect's Meta-Skills92 Delivery & Release Engineering93 Platform Engineering & Developer Experience92 Testing & Quality Architecture90 Data Platform Architecture88 Streaming & Real-Time Data93 Data Governance & Semantics81 Frontend & Experience Architecture91 Edge, Mobile & IoT88 Regulatory & Data Protection Architecture90 Assurance, Audit & Model Risk88

Difficulty Any beginner intermediate advanced

4 questions in Backup Strategies.

Quiz

A backup and data-protection platform stores enormous volumes across many customers. What determines whether the architecture is actually a recovery system rather than a storage system?

A company discovers during an incident that five separate backup and replication mechanisms all failed to produce a usable recovery point. What class of failure is this, and what practice prevents it?

A ransomware exercise asks: can you restore the production database to a point before the encryption? What must be true?

A team says "backups run nightly and are retained for 30 days". You have one hour to assess whether they could actually recover. What do you check?