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business
hotel operations management

Questions and Answers of Hotel Operations Management

How are scheduling and productivity related? LO.1
What factors would you take into account in deciding whether to split a job? LO.1
Explain the term makespan. LO.1
What general trade-offs are involved in sequencing decisions? In scheduling decisions? LO.1
Who needs to be involved in setting schedules? LO.1
How has technology had an impact on scheduling? LO.1
Name three examples of unethical behavior involving scheduling and state the ethical principle each violates. LO.1
Use the assignment method to determine the best way to assign workers to jobs, given the following cost information. Compute the total cost for your assignment plan.JOB A B C 1 5 8 6 Worker 2 6 7 9 3
Rework Problem 1, treating the numbers in the table as profits instead of costs. Compute the total profit. LO.1
Assign trucks to delivery routes so that total costs are minimized, given the cost data shown. What is the total cost?ROUTE A B C D E 1 4 5 9 8 7 2 6 4 8 3 5 Truck 3 7 3 10 4 6 4 5 2 5 5 8 5 6 5 3 4
Develop an assignment plan that will minimize processing costs, given the information shown, and interpret your answer.WORKER A B C 1 12 8 11 Job 2 13 10 8 3 14 9 14 4 10 7 12 LO.1
Use the assignment method to obtain a plan that will minimize the processing costs in the following table under these conditions:a. The combination 2-D is undesirableb. The combinations 1-A and 2-D
The following table contains information concerning four jobs that are awaiting processing at a work center.Job Job Time(days)Due Date(days)A 14 20 B 10 16 C 7 15 D 6 17a. Sequence the jobs using (1)
Using the information presented in the following table, identify the processing sequence that would result using (1) FCFS, (2) SPT, (3) EDD, and (4) CR. For each method, determine (1) average job
The following table shows orders to be processed at a machine shop as of 8:00 a.m. Monday. The jobs have different operations they must go through. Processing times are in days. Jobs are listed in
A wholesale grocery distribution center uses a two-step process to fill orders. Tomorrow’s work will consist of filling the seven orders shown. Determine a job sequence that will minimize the time
The times required to complete each of eight jobs in a two-machine flow shop are shown in the table that follows. Each job must follow the same sequence, beginning with machine A and moving to
Given the operation times provided:a. Develop a job sequence that minimizes idle time at the two work centers.b. Construct a chart of the activities at the two centers, and determine each one’s
A shoe repair operation uses a two-step sequence that all jobs in a certain category follow. All jobs can be split in half at both stations. For the group of jobs listed:a. Find the sequence that
The following schedule was prepared by the production manager of Marymount Metal Shop:Determine a schedule that will result in the earliest completion of all jobs on this list.CUTTING POLISHING Job
The production manager must determine the processing sequence for seven jobs through the grinding and then deburring departments. The same sequence will be followed in both departments.The
A foreman has determined processing times at a work center for a set of jobs and now wants to sequence them. Given the information shown, do the following:a. Determine the processing sequence using
Given the information in the following table, determine the processing sequence that would result using the S/O rule.Job Remaining Processing Time (days)Due Date Remaining Number of Operations a 5 8
Given the following information on job times and due dates, determine the optimal processing sequence using (1) FCFS, (2) SPT, (3) EDD, and (4) CR. For each method, find the average job flow time and
The Budd Gear Co. specializes in heat-treating gears for automobile companies. At 8:00 a.m., when Budd’s shop opened today, five orders (listed in order of arrival) were waiting to be
The following table contains order-dependent setup times for three jobs. Which processing sequence will minimize the total setup time?Following Job’s Setup Time (hrs.)Setup Time (hrs.) A B C
The following table contains order-dependent setup times for three jobs. Which processing sequence will minimize the total setup time?Following Job’s Setup Time (hrs.)Setup Time (hrs.) A B C
The following table contains order-dependent setup times for four jobs. For safety reasons, job C cannot follow job A, nor can job A follow job C. Determine the processing sequence that will minimize
Given this information on planned and actual inputs and outputs for a service center, determine the work backlog for each period. The beginning backlog is 12 hours of work. The figures shown are
Given the following data on inputs and outputs at a work center, determine the cumulative deviation and the backlog for each time period. The beginning backlog is 7.PERIOD 1 2 3 4 5 6 Input Planned
Determine the minimum number of workers needed, and a schedule for the following staffing requirements, giving workers two consecutive days off per cycle (not including Sunday).Day Mon Tue Wed Thu
Determine the minimum number of workers needed, and a schedule for the following staffing requirements, giving workers two consecutive days off per cycle (not including Sunday).Day Mon Tue Wed Thu
Determine the minimum number of workers needed, and a schedule for the following staffing requirements, giving workers two consecutive days off per cycle (not including Sunday).Day Mon Tue Wed Thu
Briefly describe computer-assisted approaches to production. LO.1
What is a flexible manufacturing system, and under what set of circumstances is it most appropriate? LO.1
What are the main advantages of a process layout? The main disadvantages? LO.1
What is the goal of line balancing? What happens if a line is unbalanced? LO.1
Compare equipment maintenance strategies in product and process layouts. LO.1
What are heuristic approaches, and why are they used in designing layouts? LO.1
Why are product layouts atypical in service environments? LO.1
What is cellular manufacturing? What are its main benefits and limitations? LO.1
What is group technology? LO.1
For which decision environment is linear programming most suited?LO.1
For Problem 6a, determine the following:a. The range of feasibility for each constraintb. The range of optimality for the coefficients of the objective function LO.1
A wood products firm uses available time at the end of each week to make goods for stock.Currently, two products on the list of items are produced for stock: a chopping board and a knife holder. Both
A manager wants to know how many units of each product to produce on a daily basis to achieve the highest profit. Production requirements for the products are shown in the following table.Material 1
A garden store prepares various grades of pine bark for mulch: nuggets (x1), mini-nuggets (x2), and chips (x3). The process requires pine bark, machine time, labor time, and storage space. The
The optimal quantities of products and the necessary quantities of labor and materials.LO.1
One proposal is to make equal amounts of the products. What amount of each will maximize contribution, and what quantities of labor and materials will be needed? How much less will total contribution
Should additional laminate be purchased. If so, how much?LO.1
What is the maximum profit that can be achieved by purchasing additional wood?LO.1
Which part of the cost in the in the EOQ is a linear function of the order quantity?
Even if we have substantial uncertainty in the parameters in the EOQ-model, it is still quite a useful model. Why?
What shall be considered if we shall increase the order quantity from the optimal to a discount point?
Suggest how we could set the time between deliveries in a fixed period system.
Cycle counting:a) means that we count all articles after a specified time periodb) leads us to count A items more frequent then B itemsc) require all A items to be counted the same dayd) is a legal
The EOQ model isa) not very useful in practice since the assumptions are unrealisticb) finds the optimal safety stockc) is quite useful, due to the fact that the optimum is quite flatd) depending on
The safety stock in re-order point system:a) shall with a certain probability cover demand exceeding the expected during the lead-timeb) is a non-linear function of lead-timec) is not depending on
Answer Question 4 for some other organization, perhaps an organization where you have worked.
Mass customization and rapid product development were identified as challenges to modern manufacturing operations.What is the relationship, if any, between these challenges?Can you cite any examples?
Suggest measurements of productivity which are often used by operations managers in:a. Airlineb. Busc. Hotel
Many believe that productivity is the essence of operations management. Suggest reasons to support this claim.
Discuss the overlap amongst operations, marketing, and finance—the three functions basic to all organizations—for small medium enterprises.
The current challenges in operations management are:a) Globalizationb) Supply-chain partneringc) Sustainabilityd) Lean operationse) All of the above
Stakeholders are those with a vested interest in an organization, including:a) customers,b) suppliers,c) owners,d) employees,e) all of the above.
Which of the following events are considered significant in the evolution of operations management:a) cost focusb) quality focusc) customization focusd) globalization focuse) all of the above
What are the key advantages and disadvantages ofa. time-based pay plans?b. incentive plans? LO.1
In what ways does technology have an impact on job design? LO.1
What are the ethical dilemmas that project managers faced with when dealing with projects?
While numerous trade-offs may be required during the life cycle of a project, the trade-offs between cost, time and performance are considered essential. Please discuss.
A well designed WBS helps the project manager in that:a) It defines all the elements of the project in a hierarchical outline (map)b) It defines the relationship of the projectto its subdeliverables,
There are the following advantages to AON method:a) No dummy activities are usedb) Nodes designate activitiesc) Events are not usedd) Easy to draw if dependencies are not intensee) All of the above
When an activity has to be crashed, the following have to be considered:a) the inherent risks involved in crashing particular activities need to be considered, as some activities are riskier to crash
What is efficiency?
A system to ensure that an organization can resume business after a disruption is called:a) Crisis avoidance planningb) Crisis continuation planningc) Crisis disaster planningd) Business continuity
Catastrophic (“super”) events:a) affect many suppliers (sometimes all)b) can affect an entire nation even the entire worldc) would include such events as an entire set of airlines being
What are the characteristics of supplier partnerships with respect to suppliers?
Standardized, reusable containers have obvious benefits for shipping. What is the purpose of these devices within the plant?
Does Lean production work in the service sector? Provide an example.
Based on the descriptions and analyses in this chapter, would Boeing be better described as a global firm or a transnational firm? Discuss.
Identify and explain the four strategies that operations managers of international and multinational firms use to approach global opportunities .
Identify the mission and strategy of your automobile repair garage. What are the manifestations of the 10 strategic OM decisions at the garage? That is, how is each of the 10 decisions accomplished?
How does an OM strategy change during a product’s life cycle?
Given the discussion of Southwest Airlines in the text, define an operations strategy for that firm now that it has purchased AirTran.
An ideal mission statement is sufficiently descriptive when:a) Identifies the firm’s products/servicesb) Identifies the markets it is trying to servec) Specifies the buyer requirements it pursues
Outsourcing can improve a firm’s effectiveness when:a) An operation can be performed better and/or more cheaply by an outsiderb) It allows concentration on core activitiesc) It reduces the firm’s
Companies that move material, people, or ideas across national boundaries, exploit economies of scale and learning as well as pressure for responsiveness pursue:a) An international strategyb) A
How is FedEx’s location a competitive advantage? Discuss.
Why have many manufacturing facilities relocated from Western Europe to Asia? Discuss the motives and risks.
Jaguar Land Rover has opened its first plant in China in 2014. Discuss the main reason for this decision.
Quickly review the location of shops and services in your local shopping centre. Can you find examples of clustering in the retail sector?
How can the centre-of-gravity method be used to find the best locations for local services such as public libraries, medical centres, or post offices? What constraints should be considered when the
Distribution centres has a key role to assure quick home deliveryof the products, in online sales. What techniques can be employed by retailers to select the best locations for their distribution
If Emarat Car Wash pays Dh40 per day to a worker in its main facility in Dubai, and two employees wash forty cars per day, the labour cost/car isa) Dh 40b) Dh 1c) Dh 0.5d) Dh 20e) Dh 2
On cost–volume analysis chart in location selection decisions, where two cost curves cross each other is also named no-difference point, because:a) The volumes of the decisions are not different in
The location decisions in the service and manufacturing sector mainly focus on revenue and cost. However, in public sector services such as hospitals, there are other key factors which should lead
In order to generate a useful aggregate plan a number of features are required. This should include:a) A logical unit for measuring sales and output.b) A demand forecast for the intermediate planning
A number of techniques may be used to develop aggregate plans. This includes graphical techniques which:a) Are complex and difficult to use.b) Work with a few variables at a time to compare projected
The aim of revenue management is to:a) Charge all customers the same prices for products.b) Allocate resources to customer at prices that minimise revenue.c) Increase product price when demand
List and briefly discuss four techniques used to control labor as part of aggregate planning in the service industry.

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