CI/CD.

Continuous integration, delivery, and deployment pipelines. Covers 11 topics.

• 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 load balancer sends 5% of requests to a new version while the old version serves the rest. The team compares error rates between the two, then raises the share in steps. What deployment strategy is this?

  AA/B testingBCanary releaseCBlue-green deploymentDRolling deployment

• CI/CD · 3 of 3

  Monorepo CI Patterns

  A monorepo runs its whole compile-and-test suite as one CI job per merge, and the job queue grows long during peak merge hours. Which change scales with merge volume?

  AMove the single job to a larger runner with more CPU cores and memoryBSplit the build into tasks spread across many runners by a deterministic partitionCSchedule the heavy builds for off-peak hours so they stay clear of the peak merge queueDQueue all builds sequentially to prevent resource contention between them