Read the summary and the most important questions on Operations Management Sustainability and Supply Chain Management | 9781292295039 | Jay Heizer; Barry Render; Chuck Munson

• 1 Week 1

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• 1.1.1.1 Goods and services

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• Which 5 things do operation managers?

  • Planning
  • Organizing
  • Staffing (hoeveel personeel nodig. Hoeveel zetten we waar in)
    
  • Leading
  • Controlling

• 1.1.1.2 Organizing to produce goods and services

• What are the 3 most essential functions in a firm?

  1. Marketing: generates demand
  2. Production/operations: creates the product
  3. Finance/accounting: tracks how well the organization is doing, pays bills, collects the money

• 1.1.1.5 The supply chain

• What's the difference between operation management and supply chain management?

  • Operation management: looking into the operations of individual companies in the supply chain
    
  • Supply chain management: exploring the supply chain as a whole

• 1.1.1.6 Areas of interest

• Into which three categories can the subjects that will be dealt with in this course roughly be divided?

  1. Performance requirements and analysis
  2. Process design
  3. Planning and scheduling

• 1.1.1.7.1 Productivity

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• What are the three characteristics of productivity?

  • Measure of product improvement
  • Represents output relative to input
  • Productivity increase improves standard of living

• 1.1.1.9 Overview: planning and scheduling

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• Which 3 levels of planning do you have?

  • Long-term
    
  • Intermediate(=gemiddeld, tussen liggend)-term
  • Short-term

• 1.2.3.1 Learning curve effects

• What are the 3 characteristics of the learning curve effect?

  • Time needed to produce a unit decreases with each additional unit
    
  • Time needed decreases at a decreasing rate as cumulative(=dat steeds bij elkaar opgeteld is) production increases
  • Decrease in time follows an exponential curve called: learning or experience curve

• 1.2.3.3 Arithmetic approach

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• What is the meaning of the learning rate L?

  Each time the production doubles, then the time needed for producing a unit will equal the production time multiplied by L
  NB De tijd neemt steeds minder hard af. Is ook in de learning graph te zien, waar tussen de eerste punten heel weinig ruimte zit en later steeds meer.

• 1.2.4 Mod. D

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• Waiting line terminology. What is:QueueArrivalQueue disciplineChannelPhase 

  • Queue: waiting line
  • Arrival: 1 person, machine, part etc. That arrives and demand services
  • Queue discipline: rules of determining the order that arrivals receive service (vaak FIFO, maar op eerste hulp bv niet)
  • Channel: number of servers
  • Phase: number of steps in service

• Where does labda and mu stand for?

  • Labda: mean of arrivals
  • Mu: mean of service rate

  
  Zie afbeelding. Die formules die daar op staan hoef je niet te kennen, achtergrond info.