Multiple ChoiceHard 30s
Push notifications
Choose the best answer for: push notifications
Options
- 1Client repeatedly polls the server for messages
- 2Syncs only when the app is foregrounded
- 3Uses the Push API for server messages
- 4Push API for server-initiated notifications
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.