{CodeRoyale}
All challenges
Multiple ChoiceIntermediate 30s

Web Workers

Choose the best answer for: Web Workers
Options
  1. 1Web Workers run scripts in background threads without blocking the main thread
  2. 2Workers are synchronous and must finish before the main thread resumes
  3. 3Workers share the main thread and time-slice beside the UI rendering
  4. 4Workers can access the DOM directly and update it from a worker
javascriptintermediate

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