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6.2Identifying Critical DimensionTo determine whether the data quality is measurable and controllable, 6 dimensions can be evaluated.Temporal consistency: It is critical for the data being presented in a temporal consistency manner which the data update/processing from the various sources (department) should be synchronized. For instance, under ERPif the data from sales & marketing and human resources department have temporal inconsistency, human resources department cannot deploy the apocopate numbers of personnel regarding to the ticketing selling current scenario. Timeliness: Cathay Pacific should ensure that the data are delivered in-time to the business users. In the aspect of Economic Forecasting, company should make sure the