Portfolio ↗

Quiz

2707 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 areas2707 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 Architecture96 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 Architecture98 Streaming & Real-Time Data93 Data Governance & Semantics91 Frontend & Experience Architecture91 Edge, Mobile & IoT88 Regulatory & Data Protection Architecture90 Assurance, Audit & Model Risk98
Difficulty Any beginner intermediate advanced

5 questions in GitOps.

  1. GitOps intermediate

    A platform adopts a declarative, git-driven deployment model. What does it improve, and what does it not solve?

    2 min answer gitopsdeclarativedriftreconciliation
  2. GitOps intermediate

    A platform manages infrastructure declaratively and production has diverged from the declarations. Is that a failure of discipline?

    2 min answer rendergitopsdriftincident
  3. GitOps advanced

    During an incident an engineer edits a live Kubernetes resource and the change is reverted a minute later by the GitOps controller. The incident continues. What is your position?

    2 min answer gitopsincidentoperationsreconciliation
  4. GitOps advanced

    On 14 March 2023 a Kubernetes upgrade at Reddit caused an outage of about 314 minutes. The upgrade removed a node label that an internal network component had been selecting on, and that component's configuration had been hand-edited through a CLI and committed nowhere. Where do you start investigating, and what is the diagnosis?

    3 min answer redditgitopsundocumented-statekubernetes
  5. GitOps intermediate

    You are adopting GitOps. Someone asks how secrets work, since the repository is the source of truth. What are the options and which do you choose?

    2 min answer gitopssecretssecurity