Option: Decision Support Systems

2 dot points across 2 inquiry questions, in syllabus order. Each dot point has a focused answer, with exam-style questions and worked answers where available.

How do data warehouses, data mining, OLAP and expert systems extend a decision support system?

Describe data warehousing, data mining, online analytical processing, expert systems and group decision support systems, and how they analyse stored data to support decisions

Data warehousing, data mining, OLAP, expert systems and group DSS. How each analyses data to support decisions, with the traps markers look for.

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How do decision support systems help people make decisions and what tools and models do they use?

Describe the characteristics of decision support systems, including modelling, what-if analysis and the tools used, and compare them with expert systems

Decision support systems. Models, what-if analysis, spreadsheets and OLAP, the difference from expert systems, and the traps markers look for.

6 min read →