checkpoint

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1. A point or place where a check is performed, especially a point along a road or on a frontier where travellers are stopped for inspection. · The travellers were stopped at the checkpoint.· Since this was rebel country, checkpoints were set up along the road.
2. A situation, often represented by a point in time, at which the state of a database system is known to be valid, and to which it can be returned in the event of a crisis by using a combination of backups and logs; the data stored at this event. · After the crash, we rolled back the database to the last checkpoint.
3. A predetermined point in a map, level or scenario that the player may resume from if they die or restart. · You can't finish the race if you haven't passed all of the checkpoints on the track.
4. A biological control mechanism ensuring correct progression through the cell cycle.

复数 checkpoints