OPS 571 Week 2 Quiz

Week 2 Quiz (All answers are correct)

1  Which of the following is a principle of reengineering?

·         Organize around the tasks

·         Capture information many times, at the source and where it is interpreted

·         Integrate the outcomes of parallel activities

·         Treat geographically dispersed resources as though they were centralized

2  Which of the following is a key metric associated with value stream mapping?

·         Defects per million operations

·         Lead time

·         Product demand

·         Fixed costs

3  Which of the following is one of the major types of stakeholders impacted by most consulting projects?

·         Other consultants

·         International government regulators

·         Board of directors

·         Suppliers

4  Which of the following production process terms best describes the situation when activities in a stage of production must stop because there is no work? 

·         Blocking

·         Starving

·         Buffering

·         Multiple-stage processing

5  The basic notion of economies of scale assumes which of the following?

·         Two plants can be operated at the same cost as a single plant

·         Average cost per unit of output drops as a plant gets larger and volume increases

·         Total cost of output drops as volume increases

·         A piece of equipment with twice the capacity of another piece typically costs twice as much to purchase and to operate

6  According to Little’s law, which of the following can be used to estimate inventory?

·         Throughput rate times flow time

·         Process velocity times flow time

·         Set up time times throughput rate

·         Process time times cycle time

7  In setting up a kanban control system, you need to determine the number of kanban card sets needed. If the average number of units demanded is 1,000 per hour, the lead time to replenish the order for this item is 10 hours, the container size is 5 units, and the safety stock is estimated to be 5% of the expected demand, what is the number of kanban card sets needed?

·         2,100

·         440

·         210

·         1,050

8  Lean production seeks to achieve high volume production using which of the following?

·         Maximize capacity

·         Minimize inventory of raw materials

·         Maximize inventory of work-in-process

·         Minimize utilization

9   Which of the following is a factor that causes a diseconomy of scale?

·         Increased transportation costs

·         Increased product value and prices

·         Increased utilization

·         Increased total operating costs

10  What is the term that refers to “the fundamental rethinking and radical redesign of business processes to achieve dramatic improvements in critical, contemporary measures of performance, such as cost, quality, service, and speed” (as cited in Jacobs & Chase, 2011, p. 461).

·         Continuous improvement

·         Operations consulting process

·         Reengineering

·         TQM

11  Which of the following operations consulting tools provide summary performance updates for specific processes and are generally presented in graphical form with color-coding of trend lines and alarms? 

·         Stakeholder analysis

·         Process dashboards

·         Decision trees

·         Responsibility charts

12   In contrast to TQM, what approach seeks radical change through innovation?

·         JIT distribution

·         Project management

·         Reengineering

·         Lean manufacturing

13   Which of the following is a situation that likely will yield economies of scale?

·         Company with factories in multiple countries that produces products for local demand

·         Large factory with dedicated capacity that is able to produce twice the number of units as locally demanded

·         Factory that fully utilizes dedicated resources for information technology, material handling, and administrative support

·         Factory that produces low volume, customized products

14  To implement a flow process in developing a lean system, a firm might do which of the following? 

·         Eliminate some fixed costs

·         Improve capacity utilization

·         Build product in anticipation of demand

·         Reduce setup/changeover time

15   Which of the following are possible examples of cycle times?