Quiz
2868 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 areas2868
Architecture Fundamentals91
Distributed Systems101
Data Architecture90
Cloud Architecture87
Networking86
API & Integration Architecture87
Reliability & Resilience99
Observability92
Performance & Capacity Engineering90
Security Architecture95
Cost Architecture & FinOps92
Business Architecture93
Architecture Communication102
Enterprise Architecture100
Legacy Modernization92
AI-Era Architecture96
Software Architecture & Engineering93
Architecture Patterns94
Architecture Decision-Making101
The Architect's Meta-Skills102
Delivery & Release Engineering103
Platform Engineering & Developer Experience92
Testing & Quality Architecture102
Data Platform Architecture98
Streaming & Real-Time Data103
Data Governance & Semantics91
Frontend & Experience Architecture101
Edge, Mobile & IoT98
Regulatory & Data Protection Architecture99
Assurance, Audit & Model Risk98
91 questions in Data Governance & Semantics.
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Data Sharing & Clean Rooms advanced
Two companies want to analyse their combined data without either seeing the other's records. What makes that architecturally possible?
2 min answer snowflakeclean-roomprivacyaggregation -
Data Sharing & Clean Rooms advanced Multiple choice
Two companies want to measure advertising overlap without either seeing the other's user data. What architecture supports this?
1 min answer clean-roomprivacydata-sharingaggregation -
Data Stewardship beginner Multiple choice
A 40-person company has three different numbers for "completed order" living in three spreadsheets. Twelve people touch data at all. A consultant has proposed a governance programme. Which arrangement fixes the problem with the least machinery?
3 min answer stewardshipgovernancepragmatismenforcement -
Data Stewardship intermediate
A newsroom's data stewardship programme has stewards named for every dataset and almost no stewardship happening. What would you change?
1 min answer stewardshipownershipincentivesoperating-model -
Data Stewardship intermediate
After a year of stewards in name only, a company funds the role properly: 18 stewards at 20% of their time, written into objectives, with authority to refuse an access request. Two quarters later definitions are current and the analytics team is complaining loudly. What did the organisation buy, what is it paying, and when does that bill arrive?
2 min answer data stewardshipdecision rightsaccess requestsqueue time -
Data Stewardship intermediate
Review this stewardship design. Every one of 1,200 tables has a named steward drawn from the business. Stewards approve access requests, maintain descriptions in the catalogue and attend a monthly forum. After a year, 30% of descriptions are filled in, access approvals take nine days and the forum has six regular attendees. What would you change and what would you keep?
2 min answer stewardshipgovernanceoperating-modelincentives -
Master Data Management advanced
A large enterprise has customer records in a dozen systems with no shared identifier. Design the master data approach.
1 min answer mdmentity-resolutionidentitydata-quality -
Master Data Management advanced
A retailer sells the same stock through stores, its website and marketplaces. Stock counts disagree. What is the architecture problem?
2 min answer walmartretailinventoryconsistency -
Master Data Management intermediate
An insurer has three customer masters: one in the policy system, one in claims, one in the broker portal. Each is authoritative for something. Leadership wants one. Give the sequence that gets there without a cutover weekend.
2 min answer mdmgolden recordcoexistencemigration -
Master Data Management advanced
Several systems each hold a version of the customer record and they disagree. What is the architectural approach?
2 min answer ripplingmdmsystem-of-recordreconciliation -
Reference Data intermediate
A reference data set of branch codes is maintained by an operations team. A branch closes in March and its code is retired. In September the code is assigned to a new branch in another city. Six months later finance asks why one branch's historical performance looks impossible. What happens across the estate?
2 min answer reference-dataidentifiershistoryjoins -
Reference Data advanced
A travel platform's currency, tax and geography reference data changes over time. Bookings must be reproducible years later. What does the reference data architecture need?
1 min answer reference-dataversioningtemporalreproducibility