The LCFS and Johnson’s priority rules are basically the same except LCFS uses due
dates as a major determiner of job sequence.
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In exponential smoothing, it is desirable to use a higher smoothing constant when
forecasting demand for a product experiencing high growth.
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In a waiting line situation, multiple lines occur only when there are multiple servers.
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CAE stands for computer aided engineering and is used to evaluate engineering
characteristics of products.
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A learning curve is a line displaying the relationship between unit production time and
the cumulative number of units produced.
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MRP is most valuable in industries where a number of products are made in batches
using the same productive equipment.
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Economies of scale and the experience curve have opposite effects on capacity.
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In the conventional formulation of a linear programming model we will see all of the
decision variables on the right-hand-side of a constraint and a constant value on the
left-hand-side.
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One of the principles of work center scheduling is that, while certainty of standards,
routings and so forth is not entirely possible in a shop, certainty should always be an
objective to work towards.
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Using the Time-Cost CPM model, the crash time is the shortest possible time allowed
for each activity in the project.
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The unit improvement factor for a 60% learning curve at 25 units is 0.0933. The first
and second timings of a person doing a job are 5 minutes and 3 minutes respectively.
The learning-adjusted time estimate for the unit number 25 is 0.0933 minutes.
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The capability index is used to gauge economic changes in service systems.
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Highly efficient firms usually fare poorly when demand drops during a recession since
their low-cost structure requires a very large demand to maintain efficiency.
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