Knowledge Check

Header sent decision

While reviewing express error handling, streaming fails after response headers were sent. Which action best addresses the problem?

What this task practices

Header sent decision is a knowledge check interview exercise that trains prompt interpretation, explicit assumptions, a concrete response, and a clear explanation of tradeoffs. The catalog marks it as medium difficulty. It focuses on Express Error Handling, Header Sent. The signed-in workspace provides the tools for the round and evaluates the attempt against task-specific criteria. Reference solutions, hidden checks, evaluator instructions, and candidate work remain private.