CI/CD.

Continuous integration, delivery, and deployment pipelines. Covers 11 sub-skills.

• CI/CD · 1 of 3

  Testing in CI

  A test passes on your machine but fails intermittently in CI. What is this type of test commonly called?

  AA smoke testBA flaky testCA regression testDA canary test

• CI/CD · 2 of 3

  Deployment Strategies (blue-green, canary)

  A company deploys a new feature to 5% of users first, monitors for errors, then gradually increases the percentage. What deployment strategy is this?

  AA/B testingBCanary releaseCBlue-green deploymentDRolling deployment

• CI/CD · 3 of 3

  Monorepo CI Patterns

  Pipeline queues explode during peak merge hours. Which architecture scales better?

  AAdd more powerful CI runners to reduce individual job durationBDistributed build execution with deterministic task partitioningCSchedule heavy builds during off-peak hours to avoid queue pressureDQueue all builds sequentially to prevent resource contention