Infrastructure Documentation and Change Management Questions
Maintaining accurate infrastructure documentation: architecture diagrams, runbooks, playbooks, configuration baselines. Change management processes: planning, testing, communicating, rolling back if needed. Version control for configuration files and scripts. Infrastructure as Code (IaC) concepts. Communication during outages and changes. Post-change validation.
MediumSystem Design
63 practiced
Design CI/CD pipeline gates specifically for infrastructure changes. Include automated validations (linting, static analysis, policy checks), unit/integration 'plan' tests for IaC, manual approval stages, canary/gradual rollout strategies, and how to record approvals for audits.
EasyTechnical
74 practiced
Explain the difference between a runbook and a playbook. For each, list typical contents, intended audience, update cadence, and when you would choose one over the other during on-call incidents and planned changes. Provide two concise examples: (1) a web server reboot, (2) a database failover.
HardTechnical
79 practiced
Design a policy and technical enforcement mechanism to enforce blackout windows, mandatory release gates for critical systems, and an exception handling process that minimizes impact on delivery velocity for other teams. Include CI controls, calendar integrations, access restrictions, and how to grant temporary exceptions safely.
MediumTechnical
88 practiced
Explain secure patterns for managing secrets that IaC templates and automation require. Discuss secret managers, environment segregation, ephemeral credentials, avoiding secrets in logs and VCS, and patterns for injecting secrets at runtime safely during automated changes.
HardTechnical
62 practiced
A major outage occurs shortly after a config change. Configuration drift is suspected. Walk through your triage process using documentation, version control, state reconciliation, and monitoring. Define decision criteria to choose rollback versus roll-forward, and explain how you would communicate with stakeholders during the incident.
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