Data inconsistency is a major problem facing file processing system * because Data are closed for several accesses Transaction made could loose the originate of data User actions on data stored could cause data source damage Point 2 & Point 3 are both correct None * Instances and Schemas describes the following Instances represents small segments of information where schemas describes the whole physical level overview of the DB Instances can describes located information details where schema considered as the core of any DB Instances and schemas are not described accurately above All previous answers were true View level is usually used to present to DB users the processing * procedures into DB True but not all True at all False None