AZ400-Q: evaluate a canary release
A canary is live for 5% of users. What should determine whether to expand it?
- A) The time since the last meeting.
- B) The number of commits in the branch.
- C) Predefined health and business signals compared with the baseline and rollback thresholds. ✓
- D) Whether the artifact file is large. Answer: C. A canary decision needs agreed observable criteria, not intuition alone. Why not the others: The other measures do not establish user-facing safety.