Exam 2 Flashcards
Waiting line goals
Finding balance between long lines and idle paid staff
How many servers are required?
4 parts of waiting line
Customers
Servers
Waiting lines
Service facility
Infinite pool of customers
Odds of a customer coming in are the same as one walking out
Degrees of variability
Prepared/unprepared customer Big/small orders High/low maintenance customer cash/credit Arrival rates
Balking vs reneging
Balking- not getting in a line because it is too long
Reneging- waiting in line and then leaving
Finite pool of customers
Every customer in the store decreases the chance of another customer arriving
Jockeying
Line jumping
Priority discipline rules
1st come 1st serve Earliest due date Emergencies Reservations Preemptive discipline- VIP lines
Integration
Bringing together groups that were separated to improve
Importance of integration
The only way for supply chain partners to achieve effectiveness efficiency and adaptibility
Requirement of integration
Coordination and communication from customer
Loser mentality
Allowing yourself to make mistakes
Pull system characteristics
Low inventories Demand driven system Flexible manufacturing Closer ties with supplier Forecasting miscalculations Tough to sell Risky customer service rates
Push system characteristics
High inventories Low customisation-con Shorter lead times-pro Mistakes are okay Forecasting miscalculations-con
Postponement
Combine push and pull, standardised manufacturing but customise the final assembly
Lean manufacturing
Production philosophy to meet customer demand and desires with minimal inventory levels and waste
Keys to clean manufacturing
High performance quality Consistent quality Quality at the source- employees inspecting Continuous improvement Poka yoke Closer supplier ties Small lot sizes Work standards
Rocks and water analogy
Rocks are a capacity problem, water is the service supplier. Boat cannot move through rocks it water shrinks, but they try to eliminate those rocks instead of trying to float above rocks
Bullwhip effect
Constant demand levels but fluctuating supply levels
Causes of bullwhip effect
Poor forecasting Order batching Price fluctuating Rationing- partial order Shortage gaming
Sales cycle problem
Customers can predict when an item will be on sale and only buy it when it is on sale
Order batching problem
Supplier thinks lower shipment orders are due to low demand not because companies are using leftover inventory
Rationing vs gaming
Rationing- retailer ordering less from supplier than demand
Gaming- retailer inflates order sizes to avoid shortage
5 methods for controlling bullwhip effect
Everyday low pricing Vendor management inventory systems Information sharing Strong supplier relationships Lean manufacturing
8 supply chain processes
Demand management Customer relationship management Customer service management Order fulfillment Manufacturing flow management Product development Returns management Supplier relationship management
Global profit motivations
Reaching new customers
Manage risk of low sales in one market with another
Learn about new products, sale, and distribution options
Intellectual property
Work that is the result of creativity, to which one has the rights and may apply for a patent for
Contract manufacturing
Hiring another company to do the manufacturing for you
Near sourcing
Faster in delivery, go where labour costs are higher but save money on gas
Ex. Walmart moving from China to Mexico
Global brand strategy
Preparing for differences in packaging laws, environmental standards, retail systems, consumer tastes