The last stage in ERP implementation involves analyzing business processes.
Going green has become one of the most visible recent trends in operations and supply
chain management.
The desired cycle time refers to the maximum amount of time a product is allowed to
spend at each workstation.
A linear programming model’s constraints are nonlinear relationships that describe the
restrictions placed on the decision variables.
Form design refers to the physical appearance of a product.
Exponential smoothing is an averaging method for forecasting that reacts more strongly
to recent changes in demand.
The major advantage of a process layout over a product layout is efficiency.
Input/output control provides the information necessary to regulate work flow in a job
shop environment.
With total quality management (TQM), employees are usually given precise directions
to achieve narrowly defined objectives.
Linear programming problems with three decision variables can be solved graphically.
Product life cycle (PLC) systems maintain design data from product conception to
retirement excluding minor design updates.
The periodic inventory system is often preferred for high quantity, low value items.
Process control is achieved by taking periodic samples from a process and plotting the
sample points on a chart to determine if the process is within control limits.
Postponement moves some manufacturing steps into the warehouse or distribution
center.
Distribution outsourcing allows companies to focus on their core competencies.
Service quality is more directly related to the interaction between customer and
employee than is manufacturing quality.
One of the advantages of outsourcing is that firms can focus on their core competencies.
Project control involves monitoring a project and measuring its progress toward a
successful completion.
Given the following Product Structure Record
The number of G’s required for each A is
a. 40.
b. 20.
c. 18.
d. 3.
(Use the following information for the next five problems.)
The owner of Koffi, the sole coffee house located in a resort area, wants to develop a
forecast based on the relationship between tourism and coffee drinks sold. He has
generated the following data over the past 12 months:
The data from using Data Analysis on Excel is as follows:
What is the coefficient of determination?
a. 0.95
b. 0.91
c. 0.90
d. 18
Complex scheduling problems are most likely to occur with which process type?
a. mass production
b. batch production
c. continuous production
d. None of these answer choices is correct.
Which of the following is not an objective of facility layout?
a. Minimize material handling costs
b. Utilize space efficiently
c. Utilize labor efficiently
d. Maximize bottlenecks
All of the following are performance metrics in the SCOR system, except
a) perfect order fulfillment.
b) production flexibility.
c) value-added productivity.
d) asset fulfillment.
Dumplings ‘“To-Go (DTG) provides take-out dumplings and noodle dishes to
customers at its chain of drive-through restaurants. The target for a customer’s waiting
time is 3.0 minutes +/- 1 minute. Each month, one of the managers observes the
drive-through process and collects a sample of 4 waiting times a day over a 6 day
period. The data from one restaurant appears below. If DTG were to construct an X-bar
chart from this data, the 3-sigma UCL would be
a. 6.44
b. 5.87
c. 3.50
d. 2.82
In general, a process is considered to be in control for all the following conditions
except
a. no points are outside the control limits
b. all points are above the centerline
c. the points are randomly distributed following a normal population
d. no pattern exists in the plotted points
Which of the following is not an area of advantage of cellular layouts?
a. material handling
b. setup time
c. capital investment
d. control
Given the demand and forecast values shown in the table below,
the forecast error for September is
a. 10.00.
b. -10.00.
c. 1.00.
d. 39.00.
All the following are enablers of efficient supply chain management except
a. bar codes.
b. price tags.
c. RFID tags.
d. the Internet.
A project consists of the following four activities with activity times in days:
Table YY
The critical path for this project is
a. A-B-C.
b. A-C-D.
c. A-B-D.
d. A-B-C-D.
Which of the following is not a characteristic of an effective product design process?
a. matches product characteristics with customer requirements
b. maximizes the revisions necessary to make a design workable
c. ensures that customer requirements are met in the least costly and simplest manner
d. reduces the time required to design a new product or service
The first step in process innovation is to determine
a. design principles.
b. strategic directives.
c. customer requirements.
d. model validation.
Dumplings ‘“To-Go (DTG) provides take-out dumplings and noodle dishes to
customers at its chain of drive-through restaurants. The target for a customer’s waiting
time is 3.0 minutes +/- 1 minute. Each month, one of the managers observes the
drive-through process and collects a sample of 4 waiting times a day over a 6 day
period. The data from one restaurant appears below. If DTG were to construct an
R-chart from this data, the 3-sigma LCL would be
a. 2.82
b. 1.41
c. 0.00
d. -1.41
What is the approximate minimum total cost associated with the optimal order
quantity?
a. $66,750
b. $66,732
c. $63,950
d. $63,000
A workstation must produce 400 units an hour. It takes 24 minutes to receive the
necessary material for production from the previous workstation. Output is moved
between workstations in containers holding 44 units. If the process uses a safety factor
of 10%, then the number of kanbans that should be circulating between this workstation
and the previous workstation is
a. 2.
b. 4.
c. 6.
d. 8.
Companies that compete on ______________ are able to produce a wide variety of
products in response to customer needs.
a. cost
b. speed
c. flexibility
d. quality
Given the demand and forecast values shown in the following table,
calculate the three-period moving average forecast for November.
a. 516.
b. 528.
c. 524.
d. 515.
Operations management is concerned with the _________ of a firm’s productive
systems.
a. design
b. operation
c. improvement
d. All of these answer choices are correct.
Easy Tax is a service company that prepares tax returns. An outside auditor has
examined 20 samples each containing one completed tax return. The total number of
defects observed over the 20 samples is 200. What type of control chart would you
recommend?
a. p-chart
b. c-chart
c. chart
d. R chart
Consider a production process that produces tires. A quality engineer has taken 15
samples, each containing 200 tires. The total number of defective tires over the 15
samples is 340. The UCL for the control chart constructed using two sigma is
a. 0.025
b. 0.094
c. 0.122
d. 0.154
A computer-to-computer exchange of business documents in a standard format is
known as
a. e-business.
b. electronic data interchange (EDI).
c. radio frequency identification (RFID).
d. point-of-sale data.
The overall reliability of the following system is
a. greater than 1.00.
b. 0.95.
c. 0.90.
d. 0.898.
In a time study, the normal time is computed as
a. the elemental average time multiplied by the rating factor.
b. the elemental average time divided by the rating factor.
c. the elemental average time minus the rating factor.
d. the elemental average time plus the rating factor.