What should a server do before applying a new config version?
Practice this question from Quiz: Centralized Dynamic Configuration System, with options and an explanation.
Question
What should a server do before applying a new config version?
Option A — Correct answer
Fetch, validate, then atomically swap it
Option B
Restart immediately
Option C
Delete old logs
Option D
Apply it without checking
Explanation
Validation prevents bad config from breaking the process.