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business
operations management 6th

Questions and Answers of Operations Management 6th

Why is continuous improvement critical to the success of any business operating in a competitive environment?
Describe the Control Process. How can it lead to Continuous Improvement?
What are some of the metrics (measures) that an airline tracks to control and improve its operations?
Identify some applications of bar code technology at your school. Would switching to RFID technology for any of these applications be cost effective?
Alan Daniluk owns and operates an auto service shop in London, Ontario, that he has been running for the past five years. Alan’s Autos provides various services, including lighting, suspension
Alice Horowitz is the manager of a popular restaurant in downtown Ottawa called the Blue Bird Bistro. She was reading some recent negative ratings and reviews and discovered most of the negative
Assume service times are exponentially distributed with an average of 1.1 minutes. How many booths should CBSA open during each hour of the day to assure average wait times in the queues are less
During busy periods (9:00 a.m.-11:30 a.m. and 2:00 p.m.-3:45 p.m.), the central appointment office receives 40 calls per hour, on average. Each call takes an average of 3.11 minutes to serve. It is
With its cool alpine climate and majestic mountain ranges, featuring tremendous vertical drops and copious amounts of snow, Alberta is home to several world class ski resorts. At a small and highly
An average of 18 customers arrive at a service centre each hour according to a Poisson distribution. There are two servers on duty, and each server can process 12 customers per hour according to an
Many of a bank's customers use its automated banking machine (ABM). During the early evening hours in the summer months, customers arrive at the ABM at the rate of one every other minute (assume
λ = 3 customers/hourμ = 5 customers/hourM = 1a. What is the server utilization?b. What is the average number of customers waiting for service?c. What is the average time customers wait in line for
Contact a manager of a local business. Determine the average arrival rate and average service rate at one of these operations: a fast-food restaurant, supermarket, post office, or bank branch.a. For
Some airlines use priority seating when boarding passengers with first class customers boarding first. Is this ethical?
What general trade-offs need to be carefully considered when making waiting-line decisions?
Under what circumstances would a multiple-servers-with priority model be appropriate?
What are some psychological approaches to managing waiting lines, and why might a manger want to use them?
Give an example where the distribution of interarrival times is not Poisson.
Name two ways the number of servers can be determined.
Name two ways the number of servers can be determined.
Is Model 1 a special case of Model 5? Explain.
What is the difference between Wq and Ws?
What effect would decreasing arrival and service variability have on the waiting line?
At the top of the next page are the required activities of the fire protection bid package of the building project referred to in Problem 18, including their expected duration (in working days) and
The following is a list of activities/work packages and their precedence and duration, for a new-plant start-up project. Draw the precedence network, calculate earliest and latest times, and
Visit http://www.stantec.com/search.html?q=project+management&searchFilter=projects, choose a project, and summarize Stantec's project management role.
Visit http://www.wsp-pb.com/en/WSP-Canada/Careers/Join-Our-Team/Available-position/, find a project manager job ad, and summarize its duties.
Visit https://www.innotas.com/customers-success-stories, choose a customer, and briefly summarize the benefits of the project (portfolio) management software to the customer.
Visit https://products.office.com/en-ca/project/project -customer-stories, choose a customer, and identify the types of projects for which the customer is using Microsoft Project.
Read one of the following Deltek case studies, and summarize it.a. https ://www.deltek.com/-/media/customer%20testimonial %20pdf/ppm/ cs_boeing.ashx ?la=en.b. https
Visit https://www.pmi.org/business-solutions/case-studies, choose a case study, and summarize it.
What kind of ethical issues arise in project management?
State briefly how technology can assist in project management.
Who needs to be involved in project management?
Name two issues that can arise in project management.
How does PCL ensure on-time completion of a project?
What is the design-build method of construction delivery? Give an example.
What is involved in ExxonMobil's Capital Project Management System?
What does project control involve?
Describe project execution.
What is a critical activity?
Explain the difference between matrix-based and project based organizational structure.
What are the phases of a project?
What trade-off is involved in job scheduling decisions?
What is the trade-off in selecting a transportation mode?
What is the assignment model? Briefly describe Hungarian method for the assignment model.
Given the information in the following table, determine a processing sequence that will minimize the average flow time. Job Processing Time (days) Due Date A 5 8 B 9. 10 D 7 12 E 10 LO
Describe the CDS heuristic.
Describe Moore's rule.
How is airline pilot scheduling done?
Describe Johnson's rule.
What is shift scheduling and how is it done, assuming three-to eight-hour shifts?
Use the Hungarian method to obtain a plan that will minimize total processing cost in the following table under these conditions:a. The combination 2-D is undesirable.b. The combinations 1-A and 2-D
Develop an assignment plan for three workers that will minimize total cost, given the information shown below, and interpret your answer. WORKER A B 12 8 11 Job 2 13 10 8 3 14 14 4 10 7. 12 1,
MRP assumes infinite loading. Explain.
Assign five trucks to five delivery routes so that total cost is minimized, given the cost data shown below. What is the total cost? ROUTE A B C DE 1 8 7 2 6 4 8. 3 5 Truck 3 10 4 6. 4 2 5 8 5 6 5 3
How does your city sequence or prioritize snow plowing?
What is loading?
How do you schedule your homework assignments?
What is job scheduling?
Use the Hungarian method to determine the best way to assign three workers to three jobs, given the following cost information. Calculate the total cost for your assignment. JOB A B 1 5 8 6 Worker 6
Visit http://www.preactor.com/getdoc/bdd42227-ld4b-4660-ab8b-99b0005de92b/North-America.aspx. Choose a case study not used in the chapter and summarize it.
Visit a fast-food restaurant, a supermarket, a hospital, or another service and ask a manager about staff scheduling, covering these questions:a. Who does it?b. How frequently is it done?c. Is any
1. What are the advantages of the computerized open market system for bidding for shifts?2. What are the disadvantages of the computerized open market system for bidding for shifts?Zappos, the online
How should the production scheduler sequence the production of these products?The production scheduler of Scotsburn Dairy in Truro, NS, has just received a list of products and their desired lot size
Consider the host/seater job in a full-service restaurant. Suppose that it takes an average of 2.5 minutes to greet a group of customers, check their reservation, and seat them. The expected number
The following table shows jobs to be processed at a machine. Determine the processing sequence that will minimize total number of late jobs. Processing Time Due Date Job (days) (days) A 3 4 5 5 10 D
Refer to Example 16-8. Use the shift scheduling heuristic to determine shifts for:a. Counter staff.b. Assembly board staff.
What is the fastest way to board the passengers on an aircraft?
Processing times (including setup times) for five jobs that arrived today and are waiting to be processed in the same order on three machines in a shop are given below. Determine the sequence of jobs
What takt time would match capacity and demand if demand is 120 units a day, there are two shifts of 480 minutes each, and workers are given three half-hour breaks during each shift, one of which is
What are the benefits and risks of (a) small lot sizes, (b) standardized process, and (c) low inventories?
Level Operations is a small company that produces a variety of security devices and safes. The safes come in several different designs. Recently, a number of new customers have placed orders, and the
What are (a) Takt time, (b) SMED, (c) Jidoka, (d) Poka-yoke?
What aspects of product design are important for TIT/lean?
Visit http://www.cbc.ca/news/health/simple-hospital-innovation-saves-time-money-1.1298578 to see an application of lean in a hospital. What happened in the hospital?
What are the key enablers for successful implementation of JIT/lean?
Visithttp://totalqualitymanagement.wordpress.com/2008/10/28/lean-production-system, and compare the concepts of JIT/lean production system there with the information given in the chapter.
View http://www.youtube.com/watch?v=3mcMwlgUFjU&feature=related and describe value stream mapping.
Was the service of WestJet JIT/lean?
Who in the company is affected by a decision to shift from an MRP system to a TIT/lean system?
What are the benefits of the cellular layout to Airline Manufacturing?Airline Manufacturing is a 275,000 ft2, 100-employee wood component manufacturer supplying upholsterers (e.g., sofa
Visit http://www.shingoprize.org/awards, choose a recentrecipient of the Shingo prize, and briefly summarize its JIT /lean program.
You need to plan the fabrication and assembly of an order of 40 side (accessory) tables due in six workdays. See the product structure tree that follows. The raw material is planks of oak measuring
A furniture maker has received an order for 100 units of its kitchen table to be delivered in six workdays. The table consists of one top and four legs, made from purchased lumber (2" by 6" by 6').
What are some unforeseen costs of the ERP implementation?
Explain the part-period method.
What is lot sizing and what is its goal?
What is back-flushing and why is it used?
What is pegging and why is it used?
What are planning and modular BOMs?
What is the difference between the determination of purchasing lead time and manufacturing lead time?
a. What are the requirements for these five items for the next 13 weeks?b. Is Zurn carrying too much inventory? Zurn makes various plumbing products such as fixtures, faucets, drainage
Why should the planning horizon be at least as long as the cumulative lead time?
How can the use of MRP contribute to profitability?
The IT department has a problem. Its computer died just as it spat out the following information: Planned-order release for item J27 = 640 units in week 2. The company has been able to reconstruct
A company produces two products, A and B, that go through a three-step sequence of fabrication, assembly, and packaging. Processing requirements for the departments (hours per unit) are:Department
Read http://www.ism.ws/files/RichterAwards /IBMSupportDocs2012.pdf about IBM's supply chain MRP, and explain its benefit to IBM.
Choose one of the following applications of MRP/ERP and determine the benefit of using the software:a. http://www.industrios.com/files/pdf/Success_Story_ Cam_ Tran. pdfb.
Why should future users of MRP, MRP II, or ERP software be involved in its selection and implementation?

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