Information quality
– Accuracy: Do the data represent reality?
– Integrity: Are the structure of data and relationships among the entities and
attributes consistent?
– Consistency: Are data elements consistently defined?
– Completeness: Are all the necessary data present?
– Validity: Do data values fall within defined ranges?
– Timeliness: Area data available when needed?
– Accessibility: Are the data accessible, comprehensible, and usable?
Decision Making and Information System