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The costs to do each of the three jobs on three alternate pieces of equipment are given below.Determine the job-equipment combination that will minimize total cost.

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

A) True
B) False

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Scheduling in intermediate-volume systems has three basic issues: run size, timing, and sequence.

A) True
B) False

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Scheduling in service systems often takes the form of:


A) appointment systems
B) reservation systems
C) (A) and (B)
D) makespan systems
E) all of the above

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

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Job X, which has a duration of four days, is due by the close of business on Friday, December 23.Without looking at the work already at X's required resource, the scheduler schedules X to be begun immediately and assumes that X will be done four days from now.This is an example of ___________.


A) infinite scheduling
B) finite scheduling
C) forward scheduling
D) backward scheduling
E) prioritization

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

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Infinite loading and finite loading are two major approaches used to load work centers.

A) True
B) False

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A work center can be a ___________.


A) machine
B) group of machines
C) department
D) facility
E) all of the above

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

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What is the result of the row reduction?

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Priority rules are used in low-volume systems to identify an optimal processing sequence.

A) True
B) False

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What is the schedule sequence using the first come, first served (FCFS) priority rule?

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As long as the bottleneck operations are used effectively idle time in non-bottleneck operations will not affect the overall productivity of the system.

A) True
B) False

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The theory of constraints has a goal of maximizing flow through the entire system.

A) True
B) False

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When operations are often bottlenecked, additional planned idle time will improve the throughput in those areas.

A) True
B) False

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A major disadvantage of the SPT rule is that it tends to make very short jobs wait for a long time while longer, more important jobs are processed.

A) True
B) False

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Makespan is the total time needed to complete a group of jobs.

A) True
B) False

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Where in the optimum sequence should car A be scheduled?


A) first
B) second
C) third
D) fourth
E) fifth

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

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A scheduling technique used to achieve an optimum, one-to-one matching of tasks and resources is:


A) the assignment method
B) Johnson's rule
C) the optimum production technology method (OPT)
D) the appointment method
E) the reservation method

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

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Which of the following is not usually a characteristic of successful high-volume systems?


A) smooth workflow through the system
B) customized output
C) rapid repair of breakdowns
D) minimal quality problems
E) reliable supply schedules

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

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If he uses the first come, first served (FCFS) 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) B) and E)
G) C) and D)

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What is the schedule sequence using the earliest due date (EDD) priority rule?

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