¿Cuales son los provesos de Background?

* Database Writer (DBWR)
* Log Writer (LGWR)
* Checkpoint (CKPT)
* System Monitor (SMON)
* Process Monitor (PMON)
* Archiver (ARCH)
* Recoverer (RECO)
* Lock (LCKn)
* Snapshot Refresh (Snnn)
* Shared Server (Snnn)
* Dispatcher (Dnnn)
* Parallel Query (Pnnn)