ILLINOIS STATE UNIVERSITY EXAM
2025 QUESTIONS AND ANSWERS
In constrained optimization problems, managers have control (i.e. they can change) over
quantities called decision variables. - ANS True
It is often easier to measure productivity in the service sector than it is for manufacturers. -
ANS False
Optimization methods are often near-sighted or myopic. - ANS False
Service based industries have realized more gains in productivity over the past few decades
then manufacturing sector - ANS True
Management science is focused on using concepts from the social sciences (i.e. psychology and
sociology) to solve operations problems - ANS False
Operations Management is the process of transforming goods into services. - ANS False
The majority of the US jobs are in the service sector. - ANS True
The human relations movement was based on the recognition that factors outside of
compensation/money contribute to worker productivity. - ANS True
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, The nearest neighbor algorithm guarantees an optimal solution to the Traveling Salesman
Problem - ANS False
Satisfying decision process consider all alternatives prior to making a selection - ANS True
Which of the following is not a quantitative model?
A. Delphi B. Exponential Smoothing C. Moving Average D. Linear regression - ANS A. Delphi
Which of the following smoothing constraints would make an exponential smoothing forecast
equivalent to a naive forecast?
A. 0 B. 0.25 C. 0.50 D. 0.75 E. 1 - ANS E. 1
The two general approaches to forecasting discussed in the text are - ANS qualitative and
quantitative
Repeated and fairly predictable periods of ups and downs over periods of time are called -
ANS Seasonal Patterns
Time series data may exhibit which behaviors? - ANS -Growth trend
-Random variations
-Seasonality
-Cycles
The primary purpose of the mean absolute deviation (MSE) in forecasting is to -
ANS measure forecasting accuracy
Time series demand forecasting is based on the assumption that future demand is not
dependent on past demand trends - ANS False
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