What term tells us how frequently a product is completed?
a) output rate
b) task time
c) station time
d) cycle time
e) output time
If the upper control limit for a c-chart is 28 and the lower control limit is 4, what is the
average number of defects per sample?
a) 16
b) 12
c) 5.29
d) 7.29
e) 4
Suppose that on Thursday a company produced 80 units using 160 labor hours. For
which of the following values on Friday would daily labor productivity increase?
a) units = 70, hours = 160
b) units = 80, hours = 180
c) units = 240, hours = 500
d) units = 160, hours = 300
e) units = 40, hours = 100
Consider the following information.
(a) Calculate the mean observed time for each work element.
(b) Calculate the normal time for each work element.
(c) Using an allowance factor of 15% based on the amount of time worked; calculate
the standard time for each work element and for the entire job.
(d) Based on the standard time, how many units should an employee performing at
120% of standard complete each hour?
All of the following affect holding costs except:
a) storage costs
b) obsolescence cost
c) damage cost
d) setup cost
e) insurance cost
What technique is based on computing the quantity of goods a company needs to sell to
just cover its costs?
a) net present value
b) break-even analysis
c) internal rate of return
d) activity based costing
e) variable costing
The first unit of a product took 400 hours to complete. If an 80% learning curve is
expected, how long will the 18th unit take to complete?
a) 157.6 hours
b) 163.8 hours
c) 400.0 hours
d) 3886.4 hours
e) 7200.0 hours
Which of the following waiting line systems best describes a drive-through service at a
fast-food restaurant, where the order is placed at the first service point, the order is paid
for at the second service point, and the food is picked up at the third service point?
a) single-server, single-phase
b) single-server, multi-phase
c) multi-server, single-line, single-phase
d) multi-server, multi-line, single-phase
e) multi-server, multi-phase
In the broad view of the organization everyone should have
a) the same job duration
b) the same retirement plan
c) the same job description
d) the same view of serving the customer
e) a narrow view of the organization that includes only their assigned tasks
What refers to the use of common and interchangeable parts?
a) design automation
b) design specification
c) design reduction
d) design standardization
e) design simplification
What is a philosophy that aggressively seeks to improve product quality by eliminating
causes of product defects and making quality an all-encompassing organizational
philosophy?
a) CQI
b) TQM
c) SPC
d) JIT
e) BPR
The first step managers need to take when making facility location decisions is
___________________.
a) begin negotiations with governments for several potential locations
b) identify specific location possibilities
c) gather information on location alternatives
d) evaluate specific sites
e) identify the location factors that are dominant for the business
The key to spreadsheet model flexibility is to keep all the ___________ of the model
separate from the ______________ of the model.
a) inputs; formulas
b) inputs; outputs
c) outputs; formulas
d) constraints; formulas
e) parameters; decision variables
If only two cars can physically fit between the ordering and pay window of a fast-food
drive-through, the waiting line system has a ____ _____ waiting line.
a) constrained server
b) finite size
c) infinite size
d) multi-phase
e) single service
Consider a project having the following seven activities:
(a) What is the expected time for each activity?
(b) What is the expected project completion time?
(c) What is the critical path?
(d) What is the variance for each activity?
(e) What are the expected time and variance of each path?
(f) What is the probability that the project will be completed in less than 22 weeks?
JIT was based on the need for
a) survival
b) waste elimination
c) better working conditions
d) consistent application of policies
e) consistent supplier performance
How can the following Linear Program be characterized?
Min X + Y
Subject to
X ≤ 20
Y ≤ 5
X + Y ≥ 40
X, Y ≥ 0
a) bounded and feasible
b) unbounded and feasible
c) bounded and infeasible
d) unbounded and infeasible
e) this is not a Linear Program
The gross requirements of a given component part are determined from
______________________.
a) scheduled receipts plus projected available
b) gross requirements of the parent
c) planned orders of the parent
d) projected available of the end item
e) planned orders of the end item
Suppose that last month the cost of inputs summed to $100,000, and the value of
outputs summed to $800,000. For which of the following values this month would
productivity increase?
a) inputs = $110,000, outputs = $800,000
b) inputs = $50,000, outputs = $400,000
c) inputs = $200,000, outputs = $1,600,000
d) inputs = $100,000, outputs = $820,000
e) inputs = $300,000, outputs = $1,600,000
In a product layout facility the manager must decide
a) employees’ salary
b) exactly what tasks will not be performed by every workstation
c) exactly what tasks will be performed by every workstation
d) exactly what vacation schedule must be followed
e) general sequence the work must be performed in
Which of the following scheduling rules minimizes mean job flow time?
a) first come, first served
b) last come, first served
c) earliest due date
d) shortest processing time
e) longest processing time
A machine shop produces hangers on two different machines. Machine 1 can produce a
hanger every 15 minutes. Machine 2 can produce a hanger every 10 minutes. What is
the average productivity per machine?
Discuss the difference between the production and inventory control planners’ release
order to external suppliers versus the shop floor.
A caterer must prepare from five fruit drinks in stock exactly 500 gallons of a punch
containing at least 20% orange juice, 10% grapefruit juice, and 5% cranberry juice. If
inventory data are as shown below, formulate a linear program that can be used to
determine the optimal quantity of each fruit drink that the caterer should use to obtain
the required composition at minimum total cost.
The MPS is said to be ________________________ between final assembly and
cumulative manufacturing lead times.
How have U.S. tobacco companies responded to public awareness of the dangers of
smoking?
If a company’s inputs for producing a certain product increase by 10% and the output
increases by 25%, what is the percentage productivity increase for that product?
Engines Corp. builds two different types of motors in three departments. Historically,
department X uses 20%, department Y uses 50%, and department Z uses 30% of direct
labor and machine time, respectively. In the next quarter, demand for Model A is
expected to be 40,000 units, and demand for Model B is expected to be for 50,000
units. The CPOPF planning factors are: direct labor for Model A = 0.667 hrs./unit,
machine time for Model A = 1.75 hrs./unit, direct labor for Model B = 1.087 hrs./unit,
machine time for Model B = 0.261 hrs./unit. Calculate the amount of labor and machine
time that will need to be allocated to each of the three departments next quarter.
_________ are limitations or requirements that must be satisfied.
What is included in the preliminary design and testing stage of product design?