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The aggregate plan gets input or feedback from which of the following areas?
a. engineering
b. finance, marketing and human resources
c. the master production schedule
d. procurement, production and general management
e. All of the above. -
Which portion of the master production schedule is normally fixed, frozen or firm?
a. the entire schedule
b. only the aggregate schedule
c. only the middle of the schedule
d. only the near-term portion
e. only the far-term portion -
In continuous (stock-to-forecast) operations, the master production schedule is usually
expressed in terms of _______________.a. end items
b. modules
c. kits
d. customer orders
e. warehouse orders -
In job shop (make-to-order) operations, the master production schedule is usually expressed in
_______________.a. end items
b. modules
c. kits
d. customer orders
e. warehouse orders -
A document calls for the production of 50 small garden tractors in week 1, 50 small garden
tractors and 100 riding mowers in week 2, 100 riding mowers and 200 garden utility carts in
week 3 and 100 riding mowers in week 4. This document is most likely a(n) _______________.a. net requirements document
b. resource requirements profile
c. aggregate plan
d. master production schedule
e. Wagner-Whitin finite capacity document
Unit 4 Examination
BAM 421 Operations Management
183
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The _______________ is the input to material requirements planning which lists the assemblies,
subassemblies, parts and raw materials needed to produce one unit of finished product.a. bill of material
b. master production schedule
c. inventory records
d. assembly time chart
e. net requirements chart -
A bill of material lists the _______________.
a. times needed to perform all phases of production
b. production schedules for all products
c. components, ingredients and materials required to produce an item
d. operations required to produce an item
e. components, ingredients, materials and assembly operations required to produce anitem
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Forward scheduling _______________.
a. begins with a delivery date, then offsets each operation one at a time, in reverse order
b. is well suited where the supplier is usually able to meet precise delivery dates
c. tends to minimize work-in-process inventory
d. assumes that procurement of material and operations start as soon as requirements areknown
e. produces a schedule only if it meets the due date -
Scheduling is rather straightforward in product-focused facilities because _______________.
a. kanban automates the scheduling of the assembly line
b. demand is reasonably stable and capacities, set-up times and run times are generallyknown
c. assembly line balancing assures the highest possible production efficiency
d. finite capacity scheduling has made MRP much more realistic
e. All of the above are true.
10. Which file contains important information regarding an item’s flow through the shop?
a. item master file
b. work-center master file
c. control files
d. routing file
e. None of the above provides information regarding an item’s flow through the shop.
Unit 4 Examination
BAM 421 Operations Management
184
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Which of these is not part of the planning files of a production planning and control system?
a. a progress file
b. a work-center master file
c. an item master file
d. a routing file
e. All of the above are all part of the planning files. -
Which of the following files tracks work order progress?
a. work-center master files
b. routing files
c. item master files
d. control filese. None of the above tracks work order progress.
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The production database containing information about each of the components that a firm
produces or purchases is the _______________.a. routing file
b. work-center master file
c. control file
d. item master file
e. None of the above. -
Which of the following is not one of the Seven Wastes?
a. overproduction
b. transportation
c. assignment
d. defective product
e. motion -
The 5Ss ________________.
a. have the “flavor” of a housekeeping list
b. are a checklist for lean operations
c. have become a list of seven items in American practice
d. can be used to assist with necessary changes in organizational culture
e. All of these are true.
Unit 4 Examination
BAM 421 Operations Management
185
-
The list of 5Ss, although it looks like a housekeeping directive, supports lean production by
________________.a. identifying non-value items and removing them in the “sort/segregate” item
b. reducing inventory in the “standardize” item
c. increasing variability through standardized procedures in the “standardize” item
d. eliminating wasted motion through ergonomic studies in the “support” item
e. building good safety practices in the “shine/sweep” item -
Concerning relationships with suppliers, which of the following combinations is critical to the
success of JIT?a. close relationships with trust
b. close relationships with skepticism
c. distant relationships with trust
d. distant relationships with skepticism
e. None of the above. -
Which one of the following is not a benefit of the implementation of JIT?
a. cost reduction
b. variability increase
c. rapid throughput
d. quality improvement
e. rework reduction -
If the goals of JIT partnerships are met, which of the following is a result?
a. For incoming goods, receiving activity and inspection are outsourced.
b. In-transit inventory falls as suppliers are located closer to facilities.
c. The number of suppliers increases.
d. In-plant inventory replaces in-transit inventory.e. All of the above are consequences of meeting the JIT partnership goals.
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Ten high-technology batteries are tested for 200 hours each. One failed at 20 hours; all others
completed the test. FR(%) is _______________ and MTBF is ________________.a. 10%; 1/1820
b. 90%; 1/1820
c. 10%; 1820 hours
d. 10%; 1980 hours
e. cannot calculate from information provided
Unit 4 Examination
BAM 421 Operations Management
186
-
Ten high-technology batteries are tested for 200 hours each. One failed at 50 hours; all others
completed the test. FR(%) is _____________ and FR(N) is _______________.a. 10%; 1/1850
b. 10%; 1/2000
c. 25%; 1850 hours
d. 90%; 1/2000
e. Indeterminate; no standard deviation is given. -
Ten high-technology batteries are tested for 200 hours each. One failed at 20 hours, another
failed at 140 hours and all others completed the test. FR(%) is _______________ and MTBF is
________________.a. 20%; 880 hours
b. 10%; 1980 hours
c. 20%; 1760 hours
d. 80%; 920 hours
e. cannot calculate from information provided -
MTBF measures the average _________________.
a. calendar time between failures
b. operating time between failures
c. number of failures per unit time
d. number of operations between failures
e. downtime per breakdown -
A system is composed of four parts, J, K, L and M. All four must function for the system to
function. The four component reliabilities are .99, .98, .992 and .998. The designers are
considering putting a .80 reliable backup at K. This backup will change the system reliability
from ______________ to ________________.a. 0.9762 to 0.9605
b. 0.9605 to 0.9762
c. 0.9605 to some smaller value
d. cannot be determined
e. None of the above. -
Suppose that a process is comprised of multiple components, each having a 75% success
rate. What is the change in reliability going from a series layout to a parallel layout if the
process has 5 components?a. 0%
b. 100%
c. 76.2%
d. -76.2 %
e. unable to determine
Unit 4 Examination
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