ISDS 3115 Chapter 16
Which of the following is not a reason for variability? ANSWER Engineering drawings are incomplete Customer demand is unknown Employees, machines, and suppliers follow production standards
Employees, machines, and suppliers follow production standards
Which one of the following is not a layout tactic in a Lean environment? ANSWER Fixed equipment Minimizing distance Work cells for families of products
Fixed equipment
If a casual-dining restaurant is attempting to practice JIT and lean operations, which of the following would not be present? ANSWER Close relationship with the restaurant's suppliers of food, utensils, and equipment Food preparation in large batches A kitchen set up to minimize unnecessary movement
Food preparation in large batches
Which one of the following is a concern expressed by suppliers who are in partnership with JIT organizations? ANSWER Having limited ability to respond to changes in product and quality Having too many customers Large lot sizes
Having limited ability to respond to changes in product and quality
If the goals of JIT partnerships are met, which of the following is a result? ANSWER In-transit inventory falls as suppliers are located closer to facilities For incoming goods, receiving activities are outsourced In-plant inventory replaces in-transit inventory
In-transit inventory falls as suppliers are located closer to facilities
Which one of the following is an example of Lean being used for competitive advantage? ANSWER Houma Fabricators is proud to announce that incoming goods are inspected Lafourche Metals increases the number of suppliers to be less dependent on just a few Jones Company has decreased the number of job classifications to just a few
Jones Company has decreased the number of job classifications to just a few
Which of the following is specifically characterized by continuous and forced problem solving through a focus on throughput and reduced inventory? ANSWER Lean Operations Just-in-Time Toyota Production System
Just-in-time (JIT)
Focus on continious improvement is decsribed by _____________. ANSWER Kanban Kaizen Kaizen event
Kaizen
Which of the following is not an attribute of lean operations? ANSWER Educating suppliers to accept responsibility for helping meet customer needs Eliminating almost all inventory through utilization of JIT Pushing responsibility to the highest level through centralized decision making
Pushing responsibility to the highest level through centralized decision making
Which of the following is not a goal of Lean Partnerships? ANSWER Removal of in-plant inventory Removal of receiving activities Removal of engineering changes
Removal of engineering changes
Which one of the following is a characteristic of a Lean supplier partnership? ANSWER Maximal product specifications imposed on supplier Active pursuit of vertical integration Removal of incoming inspection
Removal of incoming inspection
Which of the following is not characteristic of a TPS employee? ANSWER Empowered Knowledgeable Strict job classifications
Strict job classifications
Which of the following statements is true about the kanban system? ANSWER The customer workstation signals to the supplier workstation when production is needed. The supplier workstation signals the customer workstation as soon as a batch is completed. It is useful to smooth operations when numerous large and small lot sizes exist.
The customer workstation signals to the supplier workstation when production is needed.
What is the rate required to push orders through the production process? ANSWER Throughput time Manufacturing cycle time Push time
Throughput time
Which of the following is specifically characterized by a focus on continuous improvement, respect for people, and standard work practices? ANSWER Just-in-Time Toyota Production System Lean Operations
Toyota Production System
The list of the 5Ss supports lean production by __________. ANSWER reducing inventory, in the "standardize" item identifying non-value items and removing them, in the "sort/segregate" item increasing variability through standardization, in the "standardize" item
identifying non-value items and removing them, in the "sort/segregate" item
Lean makes quality less expensive because __________. ANSWER it uses larger batch production it hides quality improvement costs in inventory it prevents long runs of defects
it prevents long runs of defects
The technique known as level schedules: ANSWER processes many small batches rather than one large batch. is based on meeting one week's demand. allows for variance in scheduling between batches.
processes many small batches rather than one large batch.
Which of the following is generally found in most JIT environments? ANSWER Pull systems Push systems A push or pull system, depending upon the rate of demand
pull systems
Characteristics of JIT partnerships with respect to suppliers include: ANSWER pursuit of vertical integration to reduce number of suppliers. frequent competitive bidding. supporting suppliers so they become or remain price competitive.
supporting suppliers so they become or remain price competitive.
The number of kanbans should be equal to: ANSWER demand during lead time the ratio of (demand during lead time + safety stock) to container size ½ of the EOQ
the ratio of (demand during lead time + safety stock) to container size
A firm wants to develop a level material use schedule based on the following data. What should be the setup cost? Desired lot size: 60 Annual demand: 40,000 Holding cost: $20 per unit per year Daily production rate: 320 Work days per year: 250 ANSWER $4.50 $0.45 $45
0.45
Lead time for computers is 5 days with a daily demand of 25 and safety stock of 5 computers. If management wants to use 10 kanbans how many computers should each one hold? ANSWER 5 13 10
13
Lead time for cakes is 2 days with daily demand of 10 cakes and safety stock of ½ a day. Each container (kanban) holds one cake. What is the correct number of kanbans? ANSWER 1 10 25
25
Lead time for computers is 7 days with daily demand of 5 computers and a safety stock of 1 day. Each kanban holds 8 computers. What is the correct number of kanbans? ANSWER 5 7 8
5