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Flow-shop scheduling is used in high-volume systems.

A) True
B) False

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The assignment model seeks an optimum matching of tasks and resources.

A) True
B) False

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The term loading, as used in scheduling, refers to choosing the order in which jobs will be processed in low-volume systems.

A) True
B) False

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Eva, the owner of Eva's Second Time Around Wedding Dresses, currently has five dresses to be altered, shown in the order in which they arrived: Eva, the owner of Eva's Second Time Around Wedding Dresses, currently has five dresses to be altered, shown in the order in which they arrived:   If Eva uses the shortest processing time first priority rule to schedule these jobs, what will be the average job tardiness? A) 2 hours B) 2.2 hours C) 2.33 hours D) 2.4 hours E) 3 hours If Eva uses the shortest processing time first priority rule to schedule these jobs, what will be the average job tardiness?


A) 2 hours
B) 2.2 hours
C) 2.33 hours
D) 2.4 hours
E) 3 hours

F) C) and D)
G) B) and D)

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The owner/operator of the local franchise of Handyman, Inc., has four jobs to do today, shown in the order they were received: The owner/operator of the local franchise of Handyman, Inc., has four jobs to do today, shown in the order they were received:   If he uses the shortest processing time first priority rule to schedule these jobs, what will be the average completion time? A) 7.5 hours B) 5 hours C) 3 hours D) 2.5 hours E) 2 hours If he uses the shortest processing time first priority rule to schedule these jobs, what will be the average completion time?


A) 7.5 hours
B) 5 hours
C) 3 hours
D) 2.5 hours
E) 2 hours

F) A) and B)
G) A) and C)

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In theory of constraints scheduling, the synchronization of the sequence of operations is referred to as the


A) buffer.
B) bottleneck.
C) constraint.
D) rope.
E) drum.

F) D) and E)
G) B) and C)

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What is the optimum job sequence for the jobs listed below using Johnson's rule? What is the optimum job sequence for the jobs listed below using Johnson's rule?   A) e-g-f-d B) d-g-f-e C) d-f-g-e D) e-d-f-g E) f-e-d-g


A) e-g-f-d
B) d-g-f-e
C) d-f-g-e
D) e-d-f-g
E) f-e-d-g

F) C) and D)
G) B) and D)

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All of the following are examples of decisions that must be made before scheduling decisions, except


A) the capacity of the system, product, or service design.
B) equipment selection.
C) selection and training of workers.
D) developing schedules.
E) aggregate planning.

F) B) and D)
G) All of the above

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In the decision-making hierarchy, scheduling decisions are the final step in the transformation process before actual output occurs.

A) True
B) False

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Sequencing is concerned with the order in which jobs are done, while loading is concerned with assigning jobs to work centers or workstations.

A) True
B) False

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Eva, the owner of Eva's Second Time Around Wedding Dresses, currently has five dresses to be altered, shown in the order in which they arrived: Eva, the owner of Eva's Second Time Around Wedding Dresses, currently has five dresses to be altered, shown in the order in which they arrived:   If Eva uses the shortest processing time first (SPT) priority rule to schedule these jobs, what will be the average completion time? A) 3 hours B) 5 hours C) 7 hours D) 7.2 hours E) 8 hours If Eva uses the shortest processing time first (SPT) priority rule to schedule these jobs, what will be the average completion time?


A) 3 hours
B) 5 hours
C) 7 hours
D) 7.2 hours
E) 8 hours

F) A) and C)
G) All of the above

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One disadvantage of appointment systems is


A) Capacity can be adjusted by varying hours.
B) The customer's desired time may be already taken.
C) People generally accept it as fair.
D) It can reduce customer waiting time.
E) Appointments do not have to be all the same length.

F) A) and E)
G) A) and D)

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To facilitate utilization of bottleneck operations, in theory of constraints scheduling ________ can be split into __________ to reduce waiting times.


A) bottleneck lots; non bottleneck lots
B) transfer batches; process lots
C) sized lots; constrained lots
D) process batches; transfer batches
E) buffer lots; transfer lots

F) B) and D)
G) A) and E)

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In a single work center, makespan improvement can be accomplished by selecting the optimal sequencing rule.

A) True
B) False

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The output of the system cannot exceed the output of the bottleneck operation(s).

A) True
B) False

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The owner/operator of the local franchise of Handyman, Inc., has four jobs to do today, shown in the order they were received: The owner/operator of the local franchise of Handyman, Inc., has four jobs to do today, shown in the order they were received:   If he uses the shortest processing time first priority rule to schedule these jobs, what will be the average job tardiness? A) 0 hours B) 1.5 hours C) 1.75 hours D) 2 hours E) 2.25 hours If he uses the shortest processing time first priority rule to schedule these jobs, what will be the average job tardiness?


A) 0 hours
B) 1.5 hours
C) 1.75 hours
D) 2 hours
E) 2.25 hours

F) C) and D)
G) A) and B)

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The operations manager of a body and paint shop has five cars to schedule for repair. He would like to minimize the makespan to complete all work on these cars. Each car requires body work prior to painting. The estimates of the times required to do the body and paint work on each are as follows: The operations manager of a body and paint shop has five cars to schedule for repair. He would like to minimize the makespan to complete all work on these cars. Each car requires body work prior to painting. The estimates of the times required to do the body and paint work on each are as follows:   What is the optimum sequence (first car to last) ? A) A; B; C; D; E B) E; D; C; B; A C) E; B; D; C; A D) E; D; B; C; A E) E; B; D; A; C What is the optimum sequence (first car to last) ?


A) A; B; C; D; E
B) E; D; C; B; A
C) E; B; D; C; A
D) E; D; B; C; A
E) E; B; D; A; C

F) A) and D)
G) A) and E)

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Based on the cost information given in the following table, which set of job-machine pairs reflects the minimum-cost solution using the Assignment method? Based on the cost information given in the following table, which set of job-machine pairs reflects the minimum-cost solution using the Assignment method?   A) 1-B, 2-A, 3-C B) 1-A, 2-B, 3-C C) 1-C, 2-A, 3-B D) 1-B, 2-C, 3-A E) 1-C, 2-B, 3-A


A) 1-B, 2-A, 3-C
B) 1-A, 2-B, 3-C
C) 1-C, 2-A, 3-B
D) 1-B, 2-C, 3-A
E) 1-C, 2-B, 3-A

F) B) and D)
G) A) and E)

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A schedule chart can be used to monitor job progress.

A) True
B) False

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Which sequencing rule is designed specifically to minimize job tardiness?


A) S/O
B) EDD
C) FCFS
D) SPT
E) LPT

F) A) and E)
G) A) and C)

Correct Answer

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