31266 Quiz: 31266 - IIS Lecture notes and self test questions
Document Summary
Data: a description of things, events, activities, transactions that are recorded, classified and stored, but not organised to convey meaning. Information- data/fact that have been processed and contextualised to convey meaning relevant to an individual: lowers uncertainty, improves good decision. Multiple interdependent elements that are used/work together to achieve an objective that cannot be accomplished individually. A system with the objective of creating information by processing data. Feedback mechanism to learn and adapt- is will grow, not static. Computerised is began in 40s-50s in limited disciples. Decision making: strategic, long term, unstructured. Information needed: financial reports, sales/promotion reports, personal records. Information needed: ages debtors report, new suppliers report, report on overtime. Solution is a high degree of accuracy and certainty. Example- will it rain tomorrow, sales for next quarter, when to trial a new product. Helps unstructured decision making through advanced communication and graphics. Provides set of tools to impart structure. Summarises data from tps to produce reports monitoring performance.
