フリー問題

問題文

An administrator turns on standby relocation for a Tier-1 gateway. Which statement describes what the system does after a failure?

選択肢

1. The system builds the fresh standby instance on the preferred Edge node when the operator that changed the setting reverts.
2. The system builds the fresh standby instance on the surviving Edge node when the node that carried the previous active instance fails.
3. The system keeps the failed standby instance on the original Edge node when the node that held the previous instance returns.
4. The system keeps the running active instance on the preferred Edge node when the node that carried the previous instance recovers.