BAM 421 Unit 4 Examination Answers
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BAM 421 Unit 4 Examination Answers
1.
The aggregate plan
gets input or feedback from which of the following areas?
2.
engineering
3.
finance, marketing and
human resources
4.
the master production
schedule
5.
procurement,
production and general management
6.
All of the above.
2.
Which portion of the
master production schedule is normally fixed, frozen or firm?
3.
the entire schedule
4.
only the aggregate
schedule
5.
only the middle of the
schedule
6.
only the near-term
portion
7.
only the far-term
portion
3.
In continuous
(stock-to-forecast) operations, the master production schedule is usually
expressed in terms of _______________.
4.
end items
5.
modules
6.
kits
7.
customer orders
8.
warehouse orders
4. In job shop (make-to-order) operations, the
master production schedule is usually expressed in
_______________.
1.
end items
2.
modules
3.
kits
4.
customer orders
5.
warehouse orders
5.
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)
_______________.
6.
net requirements
document
7.
resource requirements
profile
8.
aggregate plan
9.
master production
schedule
10. Wagner-Whitin finite capacity document
6. 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.
7. bill of material
8. master production schedule
9. inventory records
10. assembly time chart
11. net requirements chart
7.
A bill of material
lists the _______________.
8.
times needed to
perform all phases of production
9.
production schedules
for all products
10. components, ingredients and materials required
to produce an item
11. operations required to produce an item
12. components, ingredients, materials and
assembly operations required to produce an item
8.
Forward scheduling
_______________.
9.
begins with a delivery
date, then offsets each operation one at a time, in reverse order
10. is well suited where the supplier is usually
able to meet precise delivery dates
11. tends to minimize work-in-process inventory
12. assumes that procurement of material and
operations start as soon as requirements are known
13. produces a schedule only if it meets the due
date
9.
Scheduling is rather
straightforward in product-focused facilities because _______________.
10. kanban automates the scheduling of the
assembly line
11. demand is reasonably stable and capacities,
set-up times and run times are generally known
12. assembly line balancing assures the highest
possible production efficiency
13. finite capacity scheduling has made MRP much
more realistic
14. All of the above are true.
10. Which file contains important information
regarding an item’s flow through the shop?
11. item master file
12. work-center master file
13. control files
14. routing file
15. None of the above provides information
regarding an item’s flow through the shop.
11. Which of these is not part of the planning
files of a production planning and control system?
12. a progress file
13. a work-center master file
14. an item master file
15. a routing file
16. All of the above are all part of the planning
files.
12. Which of the following files tracks work order
progress?
13. work-center master files
14. routing files
15. item master files
16. control files
17. None of the above tracks work order progress.
13. The production database containing information
about each of the components that a firm produces or purchases is the
_______________.
14. routing file
15. work-center master file
16. control file
17. item master file
18. None of the above.
14. Which of the following is not one of the Seven
Wastes?
15. overproduction
16. transportation
17. assignment
18. defective product
19. motion
15. The 5Ss ________________.
16. have the “flavor” of a housekeeping list
17. are a checklist for lean operations
18. have become a list of seven items in American
practice
19. can be used to assist with necessary changes
in organizational culture
20. All of these are true.
16. The list of 5Ss, although it looks like a
housekeeping directive, supports lean production by
________________.
1.
identifying non-value
items and removing them in the “sort/segregate” item
2.
reducing inventory in
the “standardize” item
3.
increasing variability
through standardized procedures in the “standardize” item
4.
eliminating wasted
motion through ergonomic studies in the “support” item
5.
building good safety
practices in the “shine/sweep” item
17. Concerning relationships with suppliers, which
of the following combinations is critical to the success of JIT?
18. close relationships with trust
19. close relationships with skepticism
20. distant relationships with trust
21. distant relationships with skepticism
22. None of the above.
18. Which one of the following is not a benefit of
the implementation of JIT?
19. cost reduction
20. variability increase
21. rapid throughput
22. quality improvement
23. rework reduction
19. If the goals of JIT partnerships are met,
which of the following is a result?
20. For incoming goods, receiving activity and
inspection are outsourced.
21. In-transit inventory falls as suppliers are
located closer to facilities.
22. The number of suppliers increases.
23. In-plant inventory replaces in-transit
inventory.
24. All of the above are consequences of meeting
the JIT partnership goals.
20. 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 ________________.
21. 10%; 1/1820
22. 90%; 1/1820
23. 10%; 1820 hours
24. 10%; 1980 hours
25. cannot calculate from information provided
21. 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 _______________.
22. 10%; 1/1850
23. 10%; 1/2000
24. 25%; 1850 hours
25. 90%; 1/2000
26. Indeterminate; no standard deviation is given.
22. 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
________________.
23. 20%; 880 hours
24. 10%; 1980 hours
25. 20%; 1760 hours
26. 80%; 920 hours
27. cannot calculate from information provided
23. MTBF measures the average _________________.
24. calendar time between failures
25. operating time between failures
26. number of failures per unit time
27. number of operations between failures
28. downtime per breakdown
24. 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 ________________.
25. 0.9762 to 0.9605
26. 0.9605 to 0.9762
27. 0.9605 to some smaller value
28. cannot be determined
29. None of the above.
25. 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?
26. 0%
27. 100%
28. 76.2%
29. -76.2 %
30. unable to determine
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