Operations and Supply Chain Management – MGTS 3301 – UMD 2016 – Flashcards

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critical to quality, defect, process capability, variation, stable operations, design for six sigma
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Six Sigma concepts
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attributes most important to customer
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Critical to quality
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failing to deliver what the customer wants
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defect
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what your process can deliver
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process capability
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What the customer sees and feels
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variation
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ensuring consistent, predictable processes to improve variations.
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stable operations
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Designing to meet customer needs and process capability
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design for six sigma
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managing the entire organization so that it excels on all dimensions of products and services that are important to the customer
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total quality management
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inherent value of the product in the market place
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design quality
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degree to which the product or service design specifications are met
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conformance quality
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making the person who does the work responsible for ensuring specfications are met
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quality at the source
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criteria by which quality is measured.
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dimensions of quality
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expenditures related to quality achieving product quality, such as the costs of prevention, appraisal, internal failure, and external failure.
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cost of quality (COQ)
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A statistical term to describe the quality goal of no more than 4 defects per million units. Also refers to a quality improvement philosophy and program.
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six sigma
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DPMO is defects per million opportunities. A metric used to describe the variability of a process.
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DPMO
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DMPO = (# of Defects) / ((# of opportunities for error per unit) X (# of units))
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DMPO Formula
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Define, measure, analyze, improve, amd control. improvement methodology followed by six sigma companies
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DMAIC
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combines implementation and quality control tool of six sigma and the inventory management concept of lean manufacturing
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lean six sigma
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fool proof devices that prevent errors or provide feedback in time for the worker to correct errors including checklists and special tooling
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poka yokes
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simple practices that prevent errors or provide feedback in time for the worker to correct errors
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fail-safe procedures
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formal standards for quality certification developed by the international organization for standardization for business to business and manufacturing
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ISO 9000
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looking outside the company to examine what excellent performers inside and outside industry are doing in the way of quality
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external benchmarking
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award established by US department of commerce given annually to companies that excel in quality
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malcolm baldrige national quality award
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standards for environmental management
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ISO 14000
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chart with upper/lower control limit which sample means are plotted periodically to show when a process is out of control
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control chart
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process which house of quality is constructed to incorporate customer needs into design of service process
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quality function deployment
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converting a previously dissatisfied customer into a loyal customer
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service recovery
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customer survey used to measure service quality gaps
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SERVQUAL
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using control chart to monitor a process performance measure that signals when intervention is needed
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statistical process control
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approaches to service process design that ensure robustness or an ability to function under adverse conditions
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taguchi methods
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service warranty that provides a customer focus for the firm
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unconditional service guarentee
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process-oriented survey given to customers and managers to evaluate the perception of the customer experience
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walk through audit
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each customer contact
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moment of truth
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matrix that relates customer attributes to engineering characteristics
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house of quality
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when the service provider and the customer agree on supply/demand time
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bidirectional optimization
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phenomenon in physical supply chains that occurs when a variation in final demand is proprogated up the supply chain in increasing amplitude
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bullwhip effect
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strategy to enhance productive capacity
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embellishment of customer skills to enable self service
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the ratio of the number of professional staff to the number of partners. determines profit per partner
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leverage
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decision to have an external vendor supply service once accomplished in house
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outsourcing
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result of inability to inventory service worker productive capacity at a loss of capacity during periods of idleness
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perishability
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measured by the worker hours available to service customers
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productive capacity
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strategy to substitute self serve technology for customer use in lieu of personal attention
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replacement
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approach to make knowledge available to customers at low cost
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transfer
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plan for labor and production for the intermediate term with the objective to minimize the cost of resources needed to meet demand
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aggregate operations plan
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process used to keep demand and supply in balance and to coordinate distribution, marketing and financial plans
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sales and operations planning
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1 year or more
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long range planning
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3 to 18 months
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intermediate range planning
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1 day to 6 months
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short range planning
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number of units completed per unit of time
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production rate
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number of workers needed in a period
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workforce level
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inventory carried from the previous period
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inventory on hand
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plans for meeting demands that involve trade-offs in the number of workers employed, work hours, inventory and shortages
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production planning strategies
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strategy that uses one just one option for meeting demand
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pure strategy
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complex strategy that combines options for meeting demand
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mixed strategy
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the process of allocating the right type of capacity to the right type of customer at the right price and time to maximize revenue or yield
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yield management
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sets the production rate equal to the demand in each time period
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chase strategy
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vary the output by varying the number of hours worked through flexible work schedules or overtime. matches production quantities to orders
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stable workforce
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plans for the same production rate in each time period
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level strategy
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development of a long-term output and resource plan in aggregate units of measure
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aggregate planning
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process of translating aggregate plans into short term operational plans that provide the basis for weekly and daily schedules and detailed resource requirements
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disaggregation
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moving work from one workstation to another, assigning people to tasks, setting priorities for jobs, scheduling equipment, and controlling processes
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execution
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work for firms facing cyclical demand fluctuations
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Complementary products
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hiring and laying off employees transaltes to
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subcontracting
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the stock of any item or resource used in the organzation
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inventory
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demands for various items are unrelated to eachother
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independent demand
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need for any one item is a direct result of the need for some other item, usually an item of which it is a part
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dependent demand
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answers the question of how much to order when an item is purchased only one time and it is expected that it will be used and not reordered (newspapers at a hotel)
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single period problem
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fixed-order quantity model - inventory control model where the requisitoned amount is fixed and the actual ordering is triggered by inventory dropping to a specified level of inventory
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Q-model or fixed-order quantity model
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fixed time period model - inventory control model that specifies inventory is ordered at the end of predetermined time. the time interval between orders is fixed and quantity varies
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P-model or fixed time period model
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amount on hand plus on order minus backordered quantities. If inv. is allocated for special purposes, it's not included in i.p.
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inventory position
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Qopt order size that minimizes total annual cost
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optimal order quantitiy
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R order placed when inventory drops to this point
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reorder point
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amount of inventory carried in addition to the expected demand
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safety stock
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measure of the expected number of times inventory is replaced over a year
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inventory turn
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model is useful for finding the order quantity of an item when the price of the item varies for order size
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price break model
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divides inventory into dollar volume categories that map into strategies for the category
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abc inventory classification
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physical inventory taking technique where inventory is counted on a requent basis rather than once or twice a year
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cycle counting
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used when we are making a one-time purchase of an item
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single period model
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set of policies and controls that monitor levels of inventory
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inventory system
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partially finished products in various stages of completion that are awaiting further processing
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work in process inventory
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completed products ready for distribution or sale to customers
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finished goods inventory
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additional amount of inventory that is kept over and above the average amount required to meet demand
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safety stock inventory
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economic order quantity fixed ordered quantity occurs where total costs are at their minimum
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EOQ
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design, management and improvement of the systems that create and deliver health care services
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health care operations management
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facility whose staff provides services relating to observation, diagnosis, and treatment to cure or lessen the suffering of patients
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hospital
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flow of work through a hospital consistenting of the services for patients provided by various medical specialities and functions within and across departments
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care chain
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stages in the process where waiting takes place either before or after the procedure is performed
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decoupling points
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classify patients by diagnosis or surgical procedure into major diagnostic categories based on the premise that treatment of similar medial diagnoses generate similar costs (bill of labor and materials)
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diagnosis related groups (DRG's)
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Deviation in the output of a process that can be clearly identified and managed
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Assignable variation
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Deviation in the output of a process that is random and inherent in the process itself
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common variation
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The range of values in measure associated with a process that is allowable given the intended use of the product or service.
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Upper & Lower Specification Limits
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Techniques for testing a random sample of output from a process to determine whether the process is producing items within a prescribed range.
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Statistical Process Control
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quality characteristics that are classified as either conforming or not conforming to specifications.
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Attributes
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Characteristics that are measured in actual weight, volume, inches, cm, etc...
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Variables
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A technique for locating single facilities that considers the existing facilities, the distances between them, and the volumes of goods to be shipped.
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Centroid method
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an approach used in consolidation warehouses where, rather than making larger shipments, large shipments are broken down into small shipments for local delivery in an area
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Cross-docking
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An approach for selecting a facility location by combining a diverse set of factors. Point scales are developed for each criterion. Each potential site is then evaluated on each criterion and the points are combined to calculate a rating for the site.
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Factor-rating system
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A closed facility into which foreign goods can be brought without being subject to the payment of normal import duties
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Free trade zone
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systems that combine the idea of consolidation and that of cross-docking
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hub-and-spoke system
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All functions concerned with the movement of materials and finished goods on a global scale.
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international logistics
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In industrial context, the art and science if obtaining, producing, and distributing material and product in the proper place and in the proper quantities.
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logistics
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A company that manages all or part of another company's product delivery operations.
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Third-party logistics company
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A group of countries that agree on a set of special arrangements governing the trading of goods between member countries. Companies may locate in places affected by the agreement to take advantage of the new market opportunities.
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Trading block
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A special linear programming method that is useful for solving problems involving transporting products from several sources to several destinations.
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transportation method
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