You could probably have found your answer reading the ArcGIS help. The following table has made a comparison:
http://help.arcgis.com/en/arcgisdesktop/10.0/help/index.html#//003n00000007000000
And yes editing is possible in all of them, but SDE (storing Geodatabase in an RDBMS) allows for many users to simultaneously edit the geodatabase. Also it helps in taking snapshots of your data during time and provides more flexibility in backup/archive.
The main technical difference between Personal and File geodatabase models is that the former could store maximum of 2GB of data, while the latter allows for as high as 1TB. Simply put, personal GDB is to be used for storage of small datasets (
You could probably have found your answer reading the ArcGIS help. The following table has made a comparison:
http://help.arcgis.com/en/arcgisdesktop/10.0/help/index.html#//003n00000007000000
And yes editing is possible in all of them, but SDE (storing Geodatabase in an RDBMS) allows for many users to simultaneously edit the geodatabase. Also it helps in taking snapshots of your data during time and provides more flexibility in backup/archive.
The main technical difference between Personal and File geodatabase models is that the former could store maximum of 2GB of data, while the latter allows for as high as 1TB. Simply put, personal GDB is to be used for storage of small datasets (
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