All challenges
Multiple ChoiceIntermediate 30s

Global error handler

Choose the best answer for: unhandled errors
Options
  1. 1Only try/catch around sync code, catching nothing async or global
  2. 2No global handlers, so unhandled rejections are swallowed silently
  3. 3process.on('uncaughtException') and window.onerror catch unhandled
  4. 4Ignore all errors and continue, reporting nothing to any log sink

Think you can answer under pressure?

Get matched and answer live questions in 3-minute 1v1 battles. Elo ranking, badge tiers and bragging rights on the line.

Play this in a 3-minute battle