Week 1 and 2 of Information Systems 0.0 / 5 ? Business ManagementInformation SystemsUniversityNone Created by: EvemChasCreated on: 24-01-23 13:04 The removing of intermediaries Disintermediation 1 of 13 Streams of unorganised raw facts Data 2 of 13 Data that has been structured to give meaning Information 3 of 13 Data and information that have been organised for understanding, experience and application. Knowledge 4 of 13 A example of an internal transactional processing system input Orders shipped 5 of 13 An example of an external transactional processing system input Orders 6 of 13 An example of an internal transactional processing system output Packing notes 7 of 13 An example of an external transactional processing system output Dispatch email 8 of 13 What does data analysis do? Discovers and presents data arising from Requirements. 9 of 13 What is a update anomaly? Exists when 1 or more instances of duplicated data is updated. 10 of 13 What is a delete anomaly? Exists when certain attributes are lost because of the deletion of other attributes 11 of 13 What is a insert anomaly? Occurs when certain attributes cannot be inserted into the database without the presence of other attributes. 12 of 13 What are entities? Any object for which information needs to be held on the system. 13 of 13
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