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business
operations management

Questions and Answers of Operations Management

Name a product or company that you believe uses the following new product development concepts or tools:1. Robust design2. Mass customization3. Design for manufacturing and assembly (DFMA)4. Quality
Think of a new product and how the Stage-Gate® system could be used to develop it.
Provide examples of products in each of the following categories that are in different stages of their life cycles:1. Televisions2. Computers3. Pharmaceuticals4. Entertainment
Discuss how reliability, maintainability, and availability are related by using an example of a product or service that you are familiar with.
One brand of The Campbell Soup Company (Camden, NJ) is condensed canned soup. Create a supply chain showing the movement of materials and information for this brand from the basic raw materials
Develop a Six Sigma-type project employing the DMAIC steps for improving any phase of your personal life that you feel may be “defective.”
Blake is an intern in the Department of Performing Arts (DPA) at Local University. One of his duties is to schedule end-of-term recitals for the department?s graduating class and to create and
Logistics Management is a trade magazine that focuses on supply chain management, especially logistics. Its website is www.logisticsmgmt.com. The magazine includes numerous articles reporting
One of the key elements in supply chain management is forecasted demand. Customer demand is obviously an important, if not the most important, factor in determining production and distribution plans
Transportation & Distribution is a trade magazine that focuses on supply chain management, especially logistics. The magazine includes numerous articles reporting on companies’ experiences with
Describe and discuss the cultural differences between Canada and a country of your choice that might affect the management of a project in this foreign country.
Select four fast-food restaurants (e.g., McDonald’s, Burger King, Wendy’s, Harvey’s, etc.) in your town, and develop a scoring model including decision criteria, weights, and grades to rank the
ISO 9000 and the CAE are both programs that seek to achieve recognition for outstanding quality, one in the form of a certificate and the other in the form of an award. Discuss how the two are
Describe the general steps a company must go through to obtain ISO 9001:2008 certification.
Write a brief summary on the application of quality management in a company from Quality world, a professional trade magazine published in the United Kingdom.
The World Bank ranks countries in terms of globalization. Go to the research section of www.worldbank.comand choose four countries to compare.
Investigate the role of government in improving industrial competitiveness and addressing human resource challenges. Begin with the Canadian Supply Chain Sector Council at www.supplychaincanada.org.
The Hickory Company manufactures wooden desks. Management schedules overtime every weekend to reduce the backlog on the most popular models. The automatic routing machine is used to cut certain types
The Hand-To-Mouth Company (HTM) has $200,000 in cash, no inventory, and a 90 percent learning curve. To reduce the complexity of this problem, ignore the hiring and training costs associated with
The Compton Company is manufacturing a solar grain dryer that requires methods and materials never before used by the company. The order is for 80 units. The first unit took 46 direct labor hours,
Although the learning curve never completely levels off to a horizontal line, if work standards are to be developed, there must be a point at which, for all practical purposes, learning is said to
The Really Big Six Corporation will hire 1,000 new accountants this year. Managers are considering whether to make or to buy office furniture for the new hires. Big can purchase office furniture for
The personnel manager at Power west Inc. wants to estimate the direct and cumulative average direct labor hours for producing 30 locomotive train units during the next year. He estimates from past
You are in charge of a large assembly shop that specializes in contract assignments. One of your customers has promised to award you a large contract for the assembly of 1,000 units of a new product.
The Bovine Products Company recently introduced a new automatic milking system for cows. The company just completed an order for 16 units. The last unit required 15 hours of labor, and the learning
Freddie and Jason have just opened the Texas Toothpick, a chain-saw sharpening and repair service located on Elm Street. The Texas Toothpick promises same week repair service. Freddie and Jason are
A large grocery corporation has developed the following schedule for converting frozen food display cases to use CFC-free refrigerant:Week ....................................Units1
Cambridge Instruments is an aircraft instrumentation manufacturer. It has received a contract from the U.S. Department of Defense to produce 30 radar units for a military fighter plane. The first
Mass Balance Company is manufacturing a new digital scale for use by a large chemical company. The order is for 40 units. The first scale took 60 hours of direct labor. The second unit took 48 hours
You have been asked by your boss to make a presentation at the next management committee meeting on the methodology of work sampling and its use in your machine shop. A consultant has recommended
As manager of an encoding department in a bank, you are concerned about the amount of time your encoder clerks have to spend cleaning their machines because of malfunctions. You obtained a proposal
The manager of the Valley Forge post office is interested in the amount of time that window clerks spend on ancillary services such as selling special issue stamp sets or commemorative T-shirts and
The information systems department of Universal Life Insurance Company wants to determine the proportion of time that the data entry operator is idle. The following information was gathered randomly
Mayor Jonathan (Johnny) Johnson of Graft City is running for reelection. At a big rally in the city park, volunteers will assemble signs reading “A vote for Johnny is a vote for Graft” to be
The manager of a loading dock is concerned about the time spent by her crew in nonproductive activities (e.g., waiting for paperwork, idle time, and the like.). Although she is not sure what the true
Management in a large hospital is planning to install a computer to reduce the time spent by nurses doing paperwork. First, management needed to know how much time nurses spend doing paperwork in
Consider the recorded observations of 10 cycles of the cup packaging operation, shown in Figure H.4.a. Determine the select times for each work element, the normal time for the cycle, and the
A time study has been conducted on a cellular telephone assembly operation. The data shown in Table H.6 (in minutes) were obtained. A standard time within ±3 percent of the true mean with 95 percent
A time analyst for the Super-Fast speedway pit crew observed the mechanic in charge of changing both front tires during a pit-stop practice session. The mechanic’s job is divided into six work
The information (in minutes) shown in Table H.4 pertains to a package filling operation at the Black Sheep Wool Company. When three bags are full, the third work element involves transporting the
A cook at Bill’s restaurant (see problem 3) has devised a new method of quickly flipping and pressing hamburgers that he believes will save time in cooking the second side of hamburgers (work
A time study involving the preparation of hamburgers at Bill’s fast-food restaurant used the snap-back method to obtain the data (in minutes) shown in Table H.2. Allowances typically constitute 15
Penultimate Support Systems makes fairly good speaker and equipment support stands for music groups. The assembly process involves two operations:(1) fabrication, or cutting aluminum tubing to the
Carolyn Roberts is the operations manager of the machine shop of Reliable Manufacturing. She has to schedule eight jobs that are to be sent to final assembly for an important customer order.
McGee Parts Company is under tremendous pressure to complete a government contract for six orders in 31 working days. The orders are for spare parts for highway maintenance equipment. According to
A manufacturer of sails for small boats has a group of custom sails awaiting the last two processing operations before the sails are sent to the customers. Operation 1 must be performed before
Refer to the Gantt machine chart in Figure J.4.Figure J.4a. Suppose that a routing requirement is that each job must be processed on machine A first. Can the makespan be improved? If so, draw a Gantt
The last few steps of a production process require two operations. Some jobs require processing on M1 before processing on M3. Other jobs require processing on M2 before M3. Currently, six jobs are
Eight jobs must be processed on three machines in the sequence M1, M2, and M3. The processing times (in hours) are as follows:Machine M2 is a bottleneck, and management wants to maximize its use.
The repair manager at Standard Components needs to develop a schedule for repairing eight Dell PCs. Each job requires analysis using the same diagnostic system. Furthermore, each job will require
The machine shop at Bycraft Enterprises operates 24 hours a day and uses a numerically controlled (NC) welding machine. The load on the machine is monitored, and no more than 24 hours of work is
The drill press is a bottleneck operation. Currently, five jobs are waiting to be processed. Following are the available operations data. Assume that the number of remaining operations and the shop
You currently have an acceptance sampling plan in which n = 40 and c = 1, but you are unsatisfied with its performance. The AQL is 1 percent, and the LTPD is 5 percent.a. What are the producer’s
Consider a certain raw material for which a single sampling attribute plan is needed. The AQL is 1 percent, and the LTPD is 4 percent. Two plans have been proposed. Under plan 1, n = 150 and c = 4;
Your company supplies sterile syringes to a distributor of hospital supplies. The contract states that quality should be no worse than 0.1 percent defective, or 10 parts in 10,000. During
What is the lead time (in weeks) to respond to a customer order for product A, based on the BOM shown in Figure 11.34, assuming no existing inventories or scheduled receipts? FIGURE 11.34 ► A BOM
The town of Lexington purchases gasoline from three vendors to fuel its fleet of municipal vehicles. Eachvendor delivers gasoline in 6,000-gallon quantities. Since vendors must deliver the fuel, a
Amazing Dairy produces yogurt, sour cream, kefir, and cottage cheese in 10-pound containers for the food service industry. Each product is made in 10-pound batches and requires similar processing
Happy Dog Inc. produces three types of dog food. Puppy Blend is produced for dogs that are less than a year old, Adult Blend for dogs between 1 and 8 years old, and Geriatric Blend for dogs older
Memorial Hospital is a 265-bed regional health care facility located in the mountains of western North Carolina. The mission of the hospital is to provide quality health care to the people of Ashe
Business travel often means staying overnight in a hotel. Upon arrival, you may be greeted by a doorman or valet to assist you with your luggage. Front desk staff awaits your check-in. Behind the
The manager of Perrotti’s Pizza collects data concerning customer complaints about pizza delivery. Either the pizza arrives late, or the wrong pizza is delivered.a. Use a Pareto chart to identify
Recently, the Polish General Corporation, well-known for manufacturing appliances and automobile parts, initiated a $13 billion project to produce automobiles. A great deal of learning on the part of
Smith, Schroeder, and Torn (SST) is a short-haul household furniture moving company. SST’s labor force, selected from the local community college football team, is temporary and part time. SST is
In what ways does the triple bottom line affect how the strategies for a firm’s operations function are formulated and implemented?
Orion Inc., a fictional company, produces automotive parts, accessories, batteries, and maintenance items for a variety of vehicles, including cars and vans. Orders for the company€™s
Quasar Exports Ltd, a fictional Turkish manufacturer of glass, wants to use a c chart to monitor the number of defects in the sheets of glass it produces. The company wants to use the chart to
A local manufacturing plant has three work stations (as shown in the following figure) with two machines operating in parallel in workstation 1. In other words, before proceeding to station 2, the
An Italian restaurant chain is planning to open a distribution center to prepare and ship the food ingredients required by five of its restaurants in Germany. The map coordinates and the annual
What steps should a manager follow in using the simulation tool?
Discuss the reasons why businesses develop new products.
Why are SPI and CPI values important for the organization when determining a project’s status?
What are the flaws of using S-curves to determine the “true” status of an ongoing project?
Develop an argument for the triple bottom line when selecting among strategic alternatives; that is, how do the concepts of environmental, economic, and social value influence strategy?
While there are numerous ERP software vendors, the two largest are SAP and Oracle. Find out how these two companies compete, and compare their customers and product offerings.
Dale Computer Company accepts orders from customers for computers online through its website. The company configures and builds the computers to order at one of its distribution centers from
Jericho Vehicles is considering making a bid for a mobile rocket-launching system for the military. However, the company has almost no experience in producing this type of vehicle. In an effort to
Describe a job you have had in the past or a job you are very familiar with. Indicate the negative aspects of the job and how it could be improved with current human resource management techniques.
Look for layout software packages on the Internet. What do systems like Vis Factory do? Can you find any of the layout approaches discussed in the text?
Explore the sustainability requirements of production outsourced to different parts of the world and their connection to processes and technology. How can a supply chain enhance its sustainability
Search the Internet for two or more companies that design for environment. What are the main components of each company’s green design initiative? How do their approaches differ?
Metropolitan Hospital is a university-owned and operated hospital. Its emergency room is the largest and most prominent in the city. Approximately 70% of emergency cases in the city come or are sent
Access the website of a company that sells products to the general public on the Internet. Discuss the quality attributes of the site, and evaluate the quality of the website.
Dalton Pharmaceuticals enjoys a dominant position in most of Canada with over 800 discount retail outlets. These stores are served by twice-weekly deliveries from Dalton€™s 16 warehouses,
Gander University is contemplating opening a European campus where students from the main campus could go to take courses for one of the four college years. At the moment, it is considering five
Let’s return to the Romano Chocolates Boutique, which, as stated, orders chocolates from a supplier in Belgium. Demand for the chocolates is relatively constant at 20 boxes per day. The lead time
A grocery store uses a fixed order cycle policy for ordering the paper towels it sells to the store€™s customers. Demand for the paper towels is normally distributed with a mean of 50 rolls
Given the following forecast and cost information, determine the total cost of a chase plan that uses regular time production output of 400 units per month, overtime is used when needed up to a
Complete the master production schedule based on the following information:Additional Information:On-hand inventory: 160Schedule production whenever projected on-hand inventory drops below 30 MPS lot
The components needed to assemble an end product, their lead times, and the amount of their on-hand inventories are presented in the following table. The product structure tree of the end product is
What are some of the guidelines for effectively managing and controlling the performance of a master schedule?
Define backward loading and forward loading. What is the purpose of using each of these loading techniques?
What is sequencing? Explain how each of the five commonly used priority rules works in sequencing individual jobs.
The following jobs are waiting to be processed at a work center. Assume that the jobs arrived today and are listed in the order in which they have arrived.1. Sequence the jobs using the following
A machining center has the following small jobs from five of its customers. The jobs are listed in the order in which they were received. Each job requires a certain amount of setup time in addition
Why are transportation models treated as a special case of linear programming models?
What are the advantages of computer simulations (compared to manual simulations) in analyzing real-world problems?
Ayush Pharmaceuticals, an Indian manufacturer of health-care products, is planning to expand its capacity to produce a new line of ayurvedic and herbal products. Nevertheless, the president of the
What are the two key reasons for poor decisions?
1. Frame this situation as a decision. What are the strategic choices that Gerber faces as a result of these circumstances?2. Suppose you were a senior manager at Gerber when this issue came to

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