Chapter 6

The value of quality info have five common characteristics that shows the high quality info.
ACCURACY - it is mean are the values corrects like the name is spelled correctly or not.
COMPLETENESS - are any value is missing  like the address code ,state, city and others.
CONSISTENCY - is aggregate or summary info in agreement with detailed info? example, do all total fields equal the true total of the individuals fields.
UNIQUENESS - is each transaction,entity and event represented only once in the information? for example are there any duplicate customers .
TIMELINESS - is the info current with respect to the business requirement for example , is information updated weekly,hourly or daily....