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business
supply chain management 2nd
ISE Operations And Supply Chain Management 16th International Edition F. Robert Jacobs, Richard B. Chase - Solutions
What is the major assumption about how a process is operating for Little’s law to be valid?LO11-2
What is the double-edged sword of job design?LO11-2
This is when a job is increased vertically or horizontally.LO11-2
What are the four basic work measurement techniques?LO11-2
Check the websites of the following consulting companies. Which ones impressed you most as a potential client and as a potential employee?Boston Consulting Group (www.bcg.com)Deloitte Touche Tohmatsu (www.deloitte.com)McKinsey & Co. (www.McKinsey.com)LO11-2
What does it take to be a good consultant? Is this the career for you?LO11S-2
Develop a “gap analysis” that compares your current business management skills to those you hope to have after completing your degree.LO11-2
In what three ways can market leadership be obtained?LO11-2
The process of running a consulting firm is analogous to what type of manufacturing process structure?LO11-2
What are the 5 Ps of production in which firms typically seek operations consulting?LO11-2
What is the current “hot area” for operations consultants in both manufacturing and services?LO11S-2
What methodology is used to assess a client’s performance relative to the expectations of its customers or the performance of its competitors?LO11-2
What type of plant tour is designed to determine the “leanness” of a plant in just 30 minutes?LO11-2
What tool is used to reflect the particular needs of each stakeholder group in a performance measurement system? (Answer in Appendix E)LO11-2
What tool is used to ensure that all tasks in a project have the right mix of project team members assigned?LO11-2
Name the three categories of consultants.LO11-2
This type of project requires a great deal of experience but little innovation.LO11-2
This is a common approach used to train new consultants.LO11-2
Target utilization is usually highest for which level of consultant?LO11-2
This tool is used to structure or map the key problems to be investigated.LO11-2
These are the five forces of the five forces model.LO11-2
Gap analysis measures the difference between these two factors.LO11-2
An accounting approach to reflect the needs of each stakeholder is called this.LO11-2
Explain workcenter scheduling.WT-202
Analyze scheduling problems using priority rules and more specialized techniques.WT-202
Apply scheduling techniques to the manufacturing shop floor.WT-202
Analyze employee schedules in the service sector.WT-202
What are the objectives of workcenter scheduling?WT-202
Distinguish between a workcenter, a GT cell, and an assembly line.LO22-2
What practical considerations are deterrents to using the SOT rule?WT-202
What priority rule do you use in scheduling your study time for midterm examinations?If you have five exams to study for, how many alternative schedules exist?WT-202
The SOT rule provides an optimal solution in a number of evaluation criteria. Should the manager of a bank use the SOT rule as a priority rule? Why?WT-202
Why does batching cause so much trouble in workcenters?WT-202
What job characteristics would lead you to schedule jobs according to“longest processing time first”?WT-202
Why is managing bottlenecks so important in workcenter scheduling?WT-202
Under what conditions is the assignment method appropriate?WT-202
The chapter discusses the use of Gantt charts in shop floor control.You were introduced to Gantt charts in Chapter 4, “Project Management.” Projects and workcenter processes are rather different in nature. Why is it that the same tool can be used in both projects and workcenters?WT-202
Why is it desired to have smooth, continuous flow on the shop floor?WT-202
Data integrity is a big deal in industry. Why?WT-202
Explain why scheduling personnel in a service operation can be challenging.WT-202
How might planning for a special customer affect the personnel schedule in a service?WT-202
What is the term used for an information system that links, schedules, dispatches, tracks, monitors, and controls customer encounters with a service organization?WT-202
What do we generally call an area in a business where productive resources are organized and work is completed?WT-202
What type of inventory are we trying to minimize as the result of workcenter scheduling?WT-202
A key part of workcenter scheduling is job sequencing—deciding in what order jobs are scheduled to start/complete. What is the term for the simple rules used to aid this process using a single piece of data about the jobs?LO22-2
The following table gives the operation times and due dates for five jobs that are to be processed on a machine. Assign the jobs according to the shortest operation time and calculate the mean flow time.(Answer in Appendix E)Job Processing Time Due Date (Days Hence)101 6 days 5 Job Processing Time
The MediQuick lab has three lab technicians available to process blood samples and three jobs that need to be assigned. Each technician can do only one job. The following table represents the lab’s estimate (in dollars) of what it will cost for each job to be completed. Assign the technicians to
Christine has three cars that must be overhauled by her ace mechanic, Megan. Given the following data about the cars, use the least slack per remaining operation to determine Megan’s scheduling priority for each car. (Answer in Appendix E)Car Customer Pick-Up Time (hours hence)Remaining Overhaul
The following list of jobs in a critical department includes estimates of their required times:Job Required T (days) Days to Delivery Promise Slack A 8 12 4 B 3 9 6 C 7 8 1 D 1 11 10 E 10 −10 (late) −20 F 6 10 4 G 5 −8 (late) −13 H 4 6 2a. Use the shortest operation time rule to schedule
A manufacturing facility has five jobs to be scheduled into production. The following table gives the processing times plus the necessary wait times and other necessary delays for each of the jobs. Assume that today is April 3, that the facility will work every day between now and the due dates,
The following table contains information regarding jobs that are to be scheduled through one machine:Job Processing Time Due Date A 4 20 B 12 30 C 2 15 D 11 16 E 10 18 F 3 5 G 6 9a. What is the first-come, first-served (FCFS) schedule?b. What is the shortest operating time (SOT) schedule?c. What is
Bill Edstrom, managing partner at a biomedical consulting firm, has requested your expert advice in devising the best schedule for the following consulting projects, starting on February 2.Description of Consultation Call Received Due Date(close of Task Length Company Date Time business)I 3 days
Seven jobs must be processed in two operations: A and B.All seven jobs must go through A and B in that sequence—A first, then B. Determine the optimal order (shortest flow time to complete all the jobs) in which the jobs should be sequenced through the process using these times:Process A Time
Jobs A, B, C, D, and E must go through Processes I and II in that sequence (Process I first, then Process II). Use Johnson’s rule to determine the optimal sequence in which to schedule the jobs to minimize the total required time.Job Required Processing Time on I Required Processing Time on II A
Joe is the production scheduler in a brand-new custom refinishing auto service shop located near the border. This system is capable of handling 10 cars per day. The sequence is customizing first, followed by repainting.Car Customizing Time(hours)Painting(hours) Car Customizing
Schedule the following six jobs through two machines in sequence to minimize the flow time using Johnson’s rule:Operations Time Job Machine 1 Machine 2 A 5 2 B 16 15 C 1 9 D 13 11 E 17 3 F 18 7 WT-202
The following matrix shows the costs in thousands of dollars for assigning Individuals A, B, C, and D to Jobs 1, 2, 3, and 4.Solve the problem showing your final assignments in order to minimize cost. Assume that each job will be assigned to one individual.Jobs Individuals 1 2 3 4 A 7 9 3 5 B 3 11
In a workcenter, six machinists were uniquely qualified to operate any one of the five machines in the shop. The workcenter had considerable backlog, and all five machines were kept busy at all times. The one machinist not operating a machine was usually occupied doing clerical or routine
Joe has achieved a position of some power in the institution in which he currently resides and works. In fact, things have gone so well that he has decided to divide the day-to-day operations of his business activities among four trusted subordinates: Big Bob, Dirty Dave, Baby Face Nick, and Tricky
The following matrix contains the costs (in dollars) associated with assigning Jobs A, B, C, D, and E to Machines 1, 2, 3, 4, and 5. Assign jobs to machines to minimize costs.Machines Jobs 1 2 3 4 5 A 6 11 12 3 10 B 5 12 10 7 9 C 7 14 13 8 12 D 4 15 16 7 9 E 13 17 11 12 LO22-3
What is another common term for shop-floor control?WT-202
Which graphical tool commonly used in project management is also very useful in shop-floor control?WT-202
What shop-floor control document tells the supervisor which jobs are to be run, in what order, and how long each will take?WT-202
What feature of manufacturing planning and control systems operates under the premise that the planned work input to a workcenter should never exceed the planned work output?LO22-4 WT-202
The following waitstaff members are needed at a restaurant. Use the first-hour principle to generate a personnel schedule. Assume a fourhour shift.WT-202
Which simple scheduling concept can be applied to help schedule workers for a service operation with changing staffing requirements throughout the day?WT-202
What features of the appointment scheduling system were crucial in capturing “many grateful patients”?WT-202
What procedures were followed to keep the appointment system flexible enough to accommodate the emergency cases, and yet be able to keep up with the other patients’ appointments?WT-202
How were the special cases such as latecomers and no-shows handled?WT-202
Prepare a schedule starting at 9 A.M. for the following patients of Dr. Schafer:Johnny Appleseed, a splinter on his left thumb.WT-202
This is the currently used term for a system that schedules, dispatches, tracks, monitors, and controls production.WT-202
This is when work is assigned to workcenters based simply on when it is needed. Resources required to complete the work are not considered.WT-202
This is when detailed schedules are constructed that consider the setup and run times required for each order.WT-202
This is when work is scheduled from a point in time and out into the future, in essence telling the earliest the work can be completed.WT-202
This is when work is scheduled in reverse from a future due date, to tell the time original work must be started.WT-202
If we were to coin the phrase “dual constrained” relative to the resources being scheduled, we would probably be referring to what WT-202
For a single machine scheduling problem, what priority rule guarantees that the average flow time is minimized?WT-202
Consider the following three jobs that need to be run on two machines in sequence: A(3 1), B(2 2), and C(1 3), where the run times on the first and second machine are given in parenthesis. In what order should the jobs be run to minimize the total time to complete all three jobs?WT-202
According to APICS, this is a system for utilizing data from the shop as well as data processing files to maintain and communicate status information on shop orders and workcenters.WT-202
A resource that limits the output of a process by limiting capacity is called this.WT-202
Explain the Theory of Constraints (TOC).WT-202
Analyze bottleneck resources and apply TOC principles to controlling a process.WT-202
Compare TOC to conventional approaches.WT-202
Evaluate bottleneck scheduling problems by applying TOC principles.WT-202
How does Goldratt’s Theory of Constraints (TOC) differ from other current approaches to continuous improvement in organizations? How is it similar?WT-202
State the global performance measurements and operational performance measurements and briefly define each. How do these differ from traditional accounting measurements?WT-202
Most manufacturing firms try to balance capacity for their production sequences. Some believe this is an invalid strategy. Explain why balancing capacity does not work.LO22S-2
Individually or in a small group, examine your own experiences either working in a company or as a customer of a company. Describe an instance where TOC was successfully applied to improve a process, or where you saw the potential for TOC to improve the process.WT-202
Discuss why transfer batches and process batches often may not and should not be equal.WT-202
Discuss process batches and transfer batches. How might you determine what the sizes should be?WT-202
Define and explain the cause or causes of a moving bottleneck.WT-202
Explain how a nonbottleneck can become a bottleneck.WT-202
Discuss the concept of “drum–buffer–rope.”LO22S-3
Compare and contrast JIT, MRP, and synchronized manufacturing, stating their main features, such as where each is or might be used, amounts of raw materials and work-in-process inventories, production lead times and cycle times, and methods for control.WT-202
Compare the importance and relevance of quality control in JIT, MRP, and synchronous manufacturing.WT-202
Discuss how a production system is scheduled using MRP logic, JIT logic, and synchronous manufacturing logic.WT-202
Discuss what is meant by forward loading and backward loading.WT-202
Define process batch and transfer batch and their meaning in each of these applications:MRP, JIT, and bottleneck or constrained resource logic.WT-202
From the standpoint of the scheduling process, how are resource limitations treated in an MRP application? How are they treated in a synchronous manufacturing application?WT-202
What are operations people’s primary complaints against the accounting procedures used in most firms? Explain how such procedures can cause poor decisions for the total company.LO22S-4
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