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1 | |
A priority rule is simply a rule for selecting which job is started first on some machine or work center. |
| | A) | True |
| | B) | False |
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2 | |
The purpose of scheduling is to specify in exact terms the planned workload on the production process in the very short run. |
| | A) | True |
| | B) | False |
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3 | |
A "first-come first-served" rule is the best one to use in getting jobs through a manufacturing facility the fastest. |
| | A) | True |
| | B) | False |
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4 | |
A job shop is a functional organization whose departments or work centers are organized around particular types of equipment or operations, such as drilling and assembly. |
| | A) | True |
| | B) | False |
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5 | |
Which of the following is NOT minimized by using the SPT rule? |
| | A) | Average late time |
| | B) | Average flow time |
| | C) | Average number of jobs in the shop |
| | D) | Costs |
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6 | |
A Gantt chart: |
| | A) | Represents an important event in the completion of a project |
| | B) | Relates interdependent activities to their completion time |
| | C) | Uses footstones and inchstones to represent events of lesser importance |
| | D) | Is used to schedule independent activities |
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7 | |
Which of the following will NOT increase plant capacity? |
| | A) | The purchase of additional equipment |
| | B) | Scheduled machine maintenance |
| | C) | Larger production lot sizes |
| | D) | Increasing the backlog before each machine |
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8 | |
Four patients arrive at a non-emergency health care clinic at the same time. None have an appointment, and first-come first-serve is not the priority rule used by the clinic. All patients are of equal importance, therefore, which of the following is the orders will minimize the number and wait time of patients in the clinic?| Patient | Process Time by Doctor | | 1 | 14 | | 2 | 13 | | 3 | 18 | | 4 | 10 | | 5 | 15 |
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| | A) | 4 2 3 1 5 |
| | B) | 2 5 1 4 3 |
| | C) | 2 4 1 5 3 |
| | D) | 2 5 1 3 4 |
| | E) | 4 2 1 5 3 |
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9 | |
The Shortest Processing Time Rule is associated with which of the following? |
| | A) | Balances the utilization of capacity to achieve equal time supply |
| | B) | Effective in job shop scheduling with valid and updated due dates and process times |
| | C) | Effective in scheduling jobs of equal importance |
| | D) | Minimizes the total times for all jobs through two machines |
| | E) | Two jobs through n machines. |
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10 | |
Which of the following important changes in a manual student, class registration system will NOT reduce the time needed to register? |
| | A) | Adding more administrators at the table to hand out cards |
| | B) | Putting more students into the hall to push more out |
| | C) | Extending the hours of registration |
| | D) | Scheduling only as many students into the hall as could be processed |
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11 | |
Jobs A, B, C, D, and E must go through processes I and II in that sequence (i.e. process I first, then process II). Determine the optimal sequence to schedule the jobs to minimize the total required time.
| Required Processing | | Job | Time on I | Time in II | | A | 4 | 5 | | B | 16 | 14 | | C | 8 | 7 | | D | 12 | 11 | | E | 3 | 9 |
The optimum sequence of jobs is which of the following? |
| | A) | E-A-C-D-B |
| | B) | B-D-C-A-E |
| | C) | E-A-B-D-C |
| | D) | A-C-E-D-B |
| | E) | E-A-C-B-D |
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12 | |
Jobs A, B, C, D, and E must go through processes I and II in that sequence (i.e. process I first, then process II). Determine the optimal sequence to schedule the jobs to minimize the total required time.
| Required Processing | | Job | Time on I | Time in II | | A | 4 | 5 | | B | 16 | 14 | | C | 8 | 7 | | D | 12 | 11 | | E | 3 | 9 |
Job A will be completed at what time? |
| | A) | 17 |
| | B) | 12 |
| | C) | 9 |
| | D) | 8 |
| | E) | 6 |
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2002 McGraw-Hill Higher Education