Which of the following best defines the term aggregate function?
A) A function that operates on one row at a time
B) A function that operates on a set of rows at a time
C) A date time function
D) None of the above
B
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Decision support systems or DSS's model information using OLAP, which provides assistance in evaluating and choosing among different courses of action. Which of the below does not represent an example of a DSS in business?
A. An insurance company using a system to gauge risk of providing insurance to drivers who have imperfect driving records. B. A medical doctor may enter symptoms into a system to aid them in diagnosing and treating patients. C. A manufacturing digital dashboard showing visualizations of inventory and production. D. A dentist entering symptoms into a system to help diagnose and treat patients
Because they lack the size and financial resources of their larger competitors, small companies are powerless when it comes to developing effective marketing strategies
Indicate whether the statement is true or false