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With probabilistic time estimates for activities, (m) denotes the mean time.
'Job enrichment' is an approach in which workers are given a larger portion of the total
task to do.
The objective of supply chain management is to have every member of the chain
compete against each other to enhance competitive abilities.
The Industrial Revolution started in the 1770s with the development of a number of
inventions that relied on machine power instead of human power.
Demand-based options include two reactive options and two proactive options.
In critical path scheduling, slack is computed as the difference between finish and start
times.
All mathematical programs should include non-negativity constraints.
Suppose that you have created control charts to measure the length of candles. The
process is in a state of control if either the x-bar chart is in control or the R-chart is in
control.
In making a forward pass through a network, three activities are immediate
predecessors for activity T. The early start time for activity T is the largest EF for the
three activities that are immediate predecessors for activity T.
Scheduled machine maintenance is one of the determinants of effective capacity.
Once you run Goal Seek in Excel, you cannot revert back to the original values.
One of the Institute for Supply Management's principles of ethical supply chain
management conduct is 'loyalty to your organization.'
Capacity planning is complicated by the fact that capacity is usually purchased in
chunks, rather than smooth increments.
According to the text, a system's input is determined by three kinds of constraints:
internal resource constraint, market constraint, and policy constraint.
Pareto analysis is a technique used to identify quality problems based on their degree of
importance.
The psychological benefits of the service package involve the sights, smells, and sounds
of the experience.
As compared to a process layout, a product layout generally requires less skilled
workers.
With the Delphi method, a group of managers meet and collectively generate a forecast.
A waiting line occurs whenever there is less customer demand for a service than can be
provided.
Online retailing, or B2C, has shifted:
a) the cost of doing business.
b) the power from the suppliers to the consumers.
c) the way the internet works.
d) internal corporate power to the IT department.
e) corporate funding levels to the IT department.
When the 'Formulas' box is checked under Tools/Options/View, what happens to the
size of the columns?
a) The widths are cut in half.
b) There's no change in the column size.
c) The widths are doubled.
d) Columns containing items are doubled in size and empty columns are cut in half.
e) Their widths are automatically expanded to the size of the printed formulas.
The Six Sigma approach is organized around a _______ plan known as ________.
a) four step, PDAC
b) four step, DMAC
c) five step PDACR
d) five step DMAIC
e) five step, DMCRA
What is a transfer batch?
a) the quantity of finished goods that can be sold
b) the quantity of items moved at the same time from one resource to the next
c) the quantity of work-in-process inventory
d) the quantity produced at a resource before the resource is switched over to produce
another product
e) the quantity of items needed to attain a full truckload (TL) shipping rate
Using a chase strategy with the following 4 month demand and starting employee
count, how many employees will be fired and how many will be hired if each employee
can fix 20 engines per period?
November = 1920
Starting Employee Count = 90
December = 2160
January = 1440
February = 1200
a) 12, 12
b) 12, 14
c) 13, 16
d) 18, 48
e) 14, 14
The Production Plan is usually updated and reevaluated:
a) weekly
b) monthly
c) quarterly
d) semi-annually
e) annually
What is the formula for calculating the ATP quantity in the action bucket?
a) MPS shipment customer orders before next replenishment
b) beginning inventory + MPS shipment (the greater of this period's forecast or the
actual customer orders promised for delivery this period)
c) beginning inventory + MPS shipment forecasted demand
d) beginning inventory + MPS shipment customer orders before next replenishment
e) beginning inventory + MPS shipment customer orders this period
There is a pure mathematical formula to making the decision to pursue a specific idea.
Which of the following is not one of the characteristics that define a service system?
a) the number of customers
b) the number of waiting lines
c) the number of servers
d) the arrival and service patterns
e) the service priority rules
Cans of soup are supposed to weigh exactly 16 oz. Inspectors want to develop process
control charts. They take eight samples of five boxes and weigh them. They obtain the
following data:
(a) What is the upper control limit for the x-bar chart?
(b) What is the lower control limit for the x-bar chart?
(c) What is the upper control limit for the R chart?
(d) What is the lower control limit for the R chart?
(e) Is the process in a state of control?
Companies want a supply chain that makes it possible to:
a) manage all suppliers' development costs.
b) manage and adapt to all of the business dynamics.
c) manage distribution display.
d) manage distribution outlet retail prices.
e) manage customer demands.
Suppose that you are using the four-period simple moving average method to forecast
sales, and sales have been decreasing by 10% every period. How will your forecasts
perform?
a) Forecasts will be lower than actual.
b) Forecasts will be higher than actual.
c) Forecasts will equal actual.
d) Forecasts will be increasing.
e) Forecasts will be decreasing by 2.5% every period.
In the plan-do-study-act cycle, what is studied?
a) The plans made in the plan step
b) The previous action plan
c) The data collected in the do step
d) The evaluation of the current process
e) Procedure documentation
Vericol, Inc. manufactures drugs using workers and automated machines. The firm has
decided to replace two workers with a new machine, while the output per day is not
expected to change. Which of the following cannot be true?
a) labor productivity will increase
b) machine productivity will decrease
c) labor productivity will decrease
d) multifactor productivity will increase
e) multifactor productivity will decrease
Consider the demand data listed below. What is the 4-month moving average forecast
for June?
a) 14,000
b) Not enough information is given to answer the question.
c) 14,500
d) 13,500
e) 15,333
Suppose that a plant has a total productivity measure of 0.85. What can we conclude?
a) the plant is not earning profits
b) nothing
c) the plant should lay off workers
d) the plant is highly automated
e) the daily productivity is excellent
What are the ways that standard times can help in planning and scheduling?
The difference between MSE and r2 is that _______________.
Frank James works for a production facility that makes car radios. His job is to insert
the integrated circuits and make sure that they work correctly. He is expected to handle
20 radios per hour. The factory uses a Kanban production system with containers that
hold four radios. It takes 60 minutes for Frank to receive the radios from the previous
work station. The factory sets safety stock at 50 percent of demand during lead time.
How many Kanbans are needed?
What is the advantage of using a Stacked Column chart?
Describe five main types of models.
Bottlenecks determines determine maximum output because it __________________.
