Question 1
Question
Which of the following can be achieved through quality improvements?
Question 2
Question
Which of the following is NOT one of the major categories of costs associated with quality?
Question 3
Question
Poka-yoke is the Japanese term for:
Answer
-
Foolproof
-
Continuous improvement
-
Fishbone diagram
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Card
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Just-in-time production
Question 4
Question
A checklist is a simplistic form of:
Answer
-
poka-yoke
-
check sheet
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kanban
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Pareto chart
-
Kaizen
Question 5
Question
Which of the following is not a typical inspection point?
Answer
-
when production or service is complete
-
after a costly process
-
upon receipt of goods from your supplier
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at the supplier's plant while the supplier is producing
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before the product is shipped to the customer
Question 6
Question
To become ISO 9000 certified, organizations must:
Answer
-
Have an onsite assessment
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document quality procedures
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have an ongoing series of audits of their products or service
-
all of the above
-
none of the above
Question 7
Question
Based on his 14 Points, Deming is a strong proponent of:
Question 8
Question
Total quality management emphasizes:
Answer
-
a commitment to quality that goes beyond internal company issues to supplier and customers
-
the responsibility of the quality control staff to identify and solve all quality-related problems
-
a process where mostly statisticians get involved
-
a system where strong managers are the only decision makers
-
ISO 14000 certification
Question 9
Question
Kaizen principle is focused on continuous improvement
Question 10
Question
One of the ways that just-in-time (or JIT) influences quality is that by reducing inventory, bad quality is exposed
Question 11
Question
The process of identifying other organizations that are best at some facet of your operations and then modeling your organization after them is known as:
Answer
-
patent infringement
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copycatting
-
benchmarking
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employee empowerment
-
continuous improvement
Question 12
Question
A Three Sigma program has how many defects per million?
Question 13
Question
If 1 million passengers pass through the St.Louis Airport with checked baggage each month, a successful Six Sigma program for baggage handling would result in how many passengers with misplaced luggage?
Question 14
Question
Techniques for building employee empowerment include:
Answer
-
developing open, supportive supervisors
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building high-morale organizations
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building communication networks that include employees
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moving responsibility from both managers and staff to production employees
-
all of the above are techniques for employee empowerment
Question 15
Question
Pareto charts are a graphical way of identifying the few critical items from the many less important ones
Question 16
Question
A cause-and-effect Diagram helps identify the sources of a problem
Question 17
Question
Among the tools of TQM, the tool ordinarily used to aid in understanding the sequence of events through which a product travels is a:
Answer
-
flowchart
-
Pareto chart
-
check sheet
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poka-yoke
-
Taguchi map
Question 18
Question
A fishbone chart is also known as a:
Answer
-
kaizen diagram
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cause-and-effect diagram
-
poka-yoke diagram
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Taguchi diagram
-
Kanban diagram
Question 19
Question
A manager tells her production employees, "It's no longer good enough that your work falls anywhere within the specification limits. I need your work to be as close to the target value as possible." Her thinking is reflective of:
Answer
-
internal benchmarking
-
Six Sigma
-
Process control charts
-
ISO 9000
-
Taguchi concepts
Question 20
Question
Which of the following is FALSE regarding control charts?
Answer
-
control charts graphically present data
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values above the upper control limits imply that the product's quality is exceeding expectations
-
control charts plot data over time
-
control charts are built so that new data can be quickly compared to past performance data
-
None of the above is false
Question 21
Question
Some degree of variability is present in almost all processes.
Question 22
Question
The Central Limit Theorem states that when the sample size increases, the distribution of the sample means (x-bars) will approach the normal distribution
Question 23
Question
In statistical process control, the range is often used as a substitute for the standard deviation
Question 24
Question
The purpose of an x-bar chart is to determine whether there has been a:
Answer
-
change in the percent defective in a sample
-
change in the number of defects in a sample
-
change in the central tendency (mean) of the process output
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change in the dispersion (variability) of the process output
-
change in the AOQ
Question 25
Question
If the process average is in control, range must also be in control
Question 26
Question
Mean (x-bar) charts and range (R) charts complement one another, one detecting shifts in process average, the other detecting shifts in process dispersion.
Question 27
Question
The p-chart is appropriate to plot the number of typographic errors per page of text.
Question 28
Question
A c-chart is appropriate to plot the number of flaws in a bolt of fabric
Question 29
Question
The upper and lower limits for diving ring diameters made by John's Swimming Co. are 40 and 39 cm., respectively. John took 11 samples with the following average diameters (39, 39.1, 39.2, 39.3, 39.4, 39.5, 39.6, 39.7, 39.8, 39.9, 40). Is this process in control?
Answer
-
Yes, no diameters exceeded the control limits
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No, some diameters exceeded the control limits
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No, the range is not in control
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No, there is a distinguishable pattern to the samples
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There is not enough information to make a decision
Question 30
Question
A process that is assumed to be in control with limits of 89 +/- 2 had sample averages for the x-bar chart of the following: 87.1, 87, 87.2, 89, 90, 88.5, 89.5, and 88. Is the process in control?
Answer
-
Not enough information to tell
-
Yes
-
No, there is a distinguishable trend
-
No, two or more consecutive points are very near the lower (or upper) limit
-
No, one or more averages exceeded the limits
Question 31
Question
an x-bar control chart was examined and no data points fell outside of the limits. Can this process be considered in control?
Answer
-
(a) not yet, there could be a pattern to the points
-
(b) Not yet, the R-Chart must be checked
-
(c) Not yet, the number of samples must be known
-
Yes
-
Both A and B
Question 32
Question
For a 3-sigma x-bar chart where the process standard deviation (sigma) is known, the upper control limit:
Answer
-
is 3* sigma above the average of sample means
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is 3* sigma/SQRT(n) above the average of the sample means
-
is 3* sigma below the average of sample means
-
is 3* sigma/SQRT(n) below the average of the sample means
-
cannot be calculated unless the average range is known
Question 33
Question
A manager wants to build 3-sigma x-bar control limits for a process. The target value for the mean of the process is 10 units, and the standard deviation of the process is 6. If samples of size 9 are to be taken, what will be the upper and lower control limits, respectively?
Answer
-
-8 and 28
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16 and 4
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4 and 16
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8 and 12
-
12 and 8
Question 34
Question
A manager wishes to build a 3-sigma range chart for a process. The sample size is 5, the mean of sample means is 16.01, and the average range is 5.3. What are the UCL and LCL, respectively, for this range chart?
Answer
-
11.2 and 0
-
31.91 and 0.11
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33.9 and 0
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6.3 and 0
-
33.9 and 11.2
Question 35
Question
Ten samples of a process measuring the number of returns per 100 receipts were taken for a local retail store. The number of returns were 10, 0, 11, 7, 3, 12, 8, 4, 6, and 11. What are the UCL and LCL for the p-bar conrol chart with 6-sigma quality?
Question 36
Question
The assembly line is a classic example of a repetitive process
Question 37
Question
A typical full-service restaurant uses a product-focused process
Question 38
Question
The tool that calculates which process has the lowest cost at any specified production volume is a crossover chart
Question 39
Question
A product-focused process is commonly used to product:
Answer
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low-volume, high variety products
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high-volume, low-variety products
-
high-volume, high-variety products
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high-volume products of either high- or low-variety
-
low-variety products at either high-or low-volume
Question 40
Question
Which of the following products is likely to be assembled on a repetitive process line
Question 41
Question
One of the similarities between process focus and mass-customization is:
Question 42
Question
Which of the following characteristics best describes repetitive focus?
Answer
-
operators are broadly skilled
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low volume, high variety
-
it uses sophisticated scheduling to accommodate custom orders
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it is widely used for the manufacture of steel
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its output is a standardized product produced from modules
Question 43
Question
High fixed costs and low variable costs are typical of which approach?
Answer
-
(a) Product
-
(b) repetitive
-
(c) mass customization
-
(D) process
-
A and C
Question 44
Question
Process X has fixed costs of $10,000 and variable costs of $2.40 per unit. Process Y has fixed costs of $9,000 and variable costs of $2.25 per unit. which of the following statements is TRUE?
Answer
-
the crossover point is approximately 6667 units
-
It is impossible for one process to have both of its costs lower than those of another process
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Process X is more profitable than process Y and should be selected
-
Process X should be selected for very large production volumes
-
Process Y is cheaper than process X at all volumes
Question 45
Question
Process A has fixed costs of $1000 and variable costs of $5 per unit. Process B has fixed costs of $500 and variable costs of $15 per unit. what is the crossover point between process A and process B?
Answer
-
200 units
-
$5,000
-
50 units
-
$2,500
-
$9,500
Question 46
Question
Time-function mapping is a flowchart that is organized to show duration (and sometimes location) of each step.
Question 47
Question
Fixed costs are those costs that continue even if no units are produced
Question 48
Question
Break-even is the number of units at which:
Answer
-
total profit equals total cost
-
total revenue equals total cost
-
total revenue equals total variable cost
-
total revenue equals price times quantity
-
total revenue equals total fixed cost
Question 49
Question
Fabricators, Inc. wants to increase capacity by adding a new machine. The fixed costs for machine A are $90,000, and its variable cost is $15 per unit. The revenue is $21 per unit. What is the break-even point for machine A?
Answer
-
90,000 units
-
$90,000
-
4,286 units
-
15,000 units
-
$15,000
Question 50
Question
Consider a production line with five stations. Station 1 can produce a unit is 9 minutes. Station 2 can produce a unit in 10 minutes. Station 3 has two identical machines, each of which can process a unit is 12 minutes (each unit only needs to be processed on one of the two machines. Station 4 can produce a unit in 5 minutes. Station 5 can produce a unit in 8 minutes. Which station is the bottleneck station?
Answer
-
station 1
-
station 2
-
station 3
-
station 4
-
station 5
Question 51
Question
A work system has five stations that have process times of 5, 9, 4, 9, and 8. what is the throughput time of the system?
Question 52
Question
Which of the following is NOT one of the four principles of bottleneck management
Answer
-
lost time at the bottleneck is lost system capacity
-
release work orders to the system at the bottleneck's capacity pace
-
increased bottleneck capacity is increased system capacity
-
bottlenecks should be moved to the end of the system process
-
increasing capacity at non-bottleneck stations is a mirage
Question 53
Question
Effective capacity is typically larger than design capacity
Question 54
Question
The Academic Computing Center has five trainers available in its computer labs to provide training sessions to students. Assume that the design capacity of the system is 1900 students per semester and that effective capacity equals 90% of design capacity. If the number of students who actually got their orientation session is 1500, what is the efficiency of the system?
Answer
-
87.7%
-
1350 students
-
78.9%
-
90%
-
1710 students
Question 55
Question
Manufacturers may want to locate close to their customers if the transportation of finished goods is expensive or difficult
Question 56
Question
The reason fast food restaurants often are found in close proximity to each other is:
Question 57
Question
Which of the following workplaces is the most productive?
Answer
-
$10 daily wage, 1 part produced daily
-
$500 daily wage, 100 parts produced daily
-
$50 daily wage, 10 parts produced daily
-
$30 daily wage, 5 parts produced daily
-
$100 daily wage, 21 parts produced daily
Question 58
Question
Evaluating location alternatives by comparing their composite (weighted-average) scores involves which of the following?
Question 59
Question
The center-of-gravity method finds the location of a centralized facility, such as a distribution center, that will maximize the organization's revenue.
Question 60
Question
The transportation model
Answer
-
minimizes total production and transportation costs
-
maximizes revenues
-
minimizes total fixed costs
-
minimizes total transportation costs
-
minimizes the movement of goods
Question 61
Question
Geographic information systems can assist the location decision by:
Answer
-
updating transportation method solutions
-
providing good internet placement for virtual storefronts
-
combining geography with demographic analysis
-
computerizing factor-rating analysis
-
automating center-of-gravity problems
Question 62
Question
The objective of layout strategy is to develop an effective and efficient layout that will meet the firm's competitive requirements
Question 63
Question
A hospital's layout most closely resembles which of the following?
Answer
-
product oriented
-
work cell
-
retail
-
job shop
-
project
Question 64
Question
"A special arrangement of machinery and equipment to focus on production of a single product or group of related products" describes what layout type?
Answer
-
intermittent production
-
warehouse layout
-
fixed-position layout
-
work cell
-
job shop
Question 65
Question
Which of the statements below best describes office layout?
Answer
-
addresses the layout requirements of large, bulky projects such as ships and buildings
-
seeks the best personnel and machine utilization in repetitive or continuous production
-
allocates shelf space and responds to customer behavior
-
position workers, their equipment, and offices to provide for movement of information
-
deals with low-volume, high-variety production
Question 66
Question
In the office relationship chart, which rating reflects the highest importance for two departments' closeness to each other?
Question 67
Question
Workspace can inspire informal and productive encounters if it balances what three physical and social aspects?
Answer
-
privacy, persuasion, and permission
-
proximity, privacy, and persuasion
-
proximity, privacy, and permission
-
proximity, persuasion, and passion
-
proximity, persuasion, and permission
Question 68
Question
The main goal of retail layout is
Answer
-
minimizing storage costs
-
minimizing material handling cost
-
minimizing customer confusion regarding location of items
-
maximizing profitability per square foot of floor space
-
minimizing space required
Question 69
Question
Which of the following is NOT a retail layout practice?
Answer
-
use end-aisle locations to maximize product exposure
-
use prominent locations for high-impulse and high-margin items
-
locate the high-draw items around the periphery of the store
-
distribute power items throughout the store
-
all of the above are retail layout practices
Question 70
Question
What is the primary reason retailers tend to locate high-draw items around the periphery of the store?
Answer
-
more shelf space for those popular items is available around the periphery
-
this arrangement allows customers to travel through the store as quickly as possible
-
the arrangement will help to maximize customer exposure to other items in the store
-
it is easier to put large advertisement signs on the outside walls right next to the items
-
there will be less congestion of customers than there would be in the middle
Question 71
Answer
-
are not a part of Walmart's business practices
-
are charged by retailers to stock a product
-
can reduce the ability of small businesses to introduce new products
-
can amount to as much as $25,000
-
all of the above
Question 72
Question
The major problem addressed by the warehouse layout strategy is
Answer
-
minimizing difficulties caused by material flow varying with each product
-
locating the docks near a convenient access point to the closest highway
-
balancing product flow from one work station to the next
-
requiring frequent close contact between forklift drivers and item pickers
-
addressing trade-offs between space and material handling
Question 73
Question
Cross-docking refers to which of the following
Answer
-
docks are placed in the warehouse according to the direction (north, south, east, or west) from which the truck is arriving
-
the same dock is used to unload and then reload the same truck
-
the same docks can be used either incoming or outbound shipments
-
warehouse docks are designed in the shape of a cross
-
avoid placing materials or supplies in storage by processing them as they are received
Question 74
Question
For which of the following operations would a fixed-position layout be MOST appropriate?
Question 75
Question
Which type of layout features departments or other functional groupings in which similar activities are performed?
Answer
-
fixed-position
-
mass production
-
unit production
-
process-oriented
-
product-oriented
Question 76
Question
Mathematically, takt time is
Answer
-
a fictional time increment similar to a therblig
-
units required divided by workers required
-
workers required divided by total operation time required
-
total work time available divided by units required
-
units required divided by total work time available
Question 77
Question
With the "many suppliers" sourcing strategy, the order usually goes to the supplier that offers the highest quality
Question 78
Question
which sourcing strategy is particularly common when the products being sourced are commodities?
Answer
-
many suppliers
-
few suppliers
-
vertical integration
-
virtual companies
-
keiretsu
Question 79
Question
A fried chicken fast-food chain that acquired feed mills and poultry farms has performed which of the following?
Answer
-
horizontal integration
-
forward integration
-
current transformation
-
job expansion
-
backward integration
Question 80
Question
A rice mill in south Louisiana purchases the trucking firm that transports packaged rice to distributors. This is an example of which of the following?
Answer
-
backward integration
-
keiretsu
-
forward integration
-
current transformation
-
horizontal integration
Question 81
Question
A restaurant runs a special promotion on lobster and plans to sell twice as many lobsters as usual. When this large order is sent to the distributor, the distributor assumes that large size is a trend, not a one-time event. the distributor therefore places an even larger order with the lobsterman. this behavior is the result of which of the following?
Answer
-
vendor-managed inventory
-
CPFR
-
double marginalization
-
postponement
-
the bullwhip effect
Question 82
Question
The bullwhip effect refers to the increasing fluctuations in orders that often occur as orders move through the supply chain
Question 83
Question
The overarching solution to the bullwhip effect is simply for supply chain members to share information and work together
Question 84
Question
Which of the following is NOT a potential cause of the bullwhip effect
Answer
-
price fluctuations
-
order batching
-
demand forecast errors
-
shortage gaming
-
channel coordination
Question 85
Question
Which of the following is the prescribed remedy when the bullwhip effect is caused by shortage gaming?
Question 86
Question
Which of the following is generally found in most Lean environments?
Answer
-
a push system for high margin items and a pull system for low margin items
-
a push or pull system, depending upon the rate of demand
-
a push system for purchased parts and a pull system for manufactured parts
-
push systems
-
pull systems
Question 87
Question
Which of the following is specifically characterized by a focus on continuous improvement, respect for people, and standard work practices?
Question 88
Question
Which of the following is specifically characterized by continuous and forced problem solving via a focus on throughput and reduced inventory?
Question 89
Question
Which of the following is specifically characterized by the elimination of waste through a focus on exactly what the customer wants?
Question 90
Question
Which of the following is NOT one of the Seven Wastes?
Answer
-
transportation
-
motion
-
overproduction
-
assignment
-
defective product
Question 91
Question
One goal of JIT partnerships is the removal of in-plant inventory by delivery in small lots directly to the using department as needed
Question 92
Question
JIT systems carry inventory just in case something goes wrong
Question 93
Question
Hidden problems are generally uncovered during the process of reducing inventory
Question 94
Question
Characteristics of just-in-time partnerships do NOT include:
Answer
-
large lot sizes to save on setup costs and to gain quantity discounts
-
produce with zero defects
-
focus on core competencies
-
long-term contracts
-
removal of in-transit inventory
Question 95
Question
Which one of the following statements is TRUE regarding JIT inventory?
Answer
-
it exists just in case something goes wrong
-
it is the minimum inventory necessary to keep a perfect system running
-
it is minimized with large lot production
-
it increases if setup costs decrease
-
it hides variability