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Fundamentals of Operations Management, 4/e

Mark M. Davis, Bentley College
Nicholas J. Aquilano, University of Arizona
Richard B. Chase, USC, School of Business

Just-In-Time Systems

Multiple Choice Quiz


1	Japanese manufacturing improvement has been achieved because of the unique personality of the Japanese shop-floor worker.
		A)	True
		B)	False


2	Just-in-time deals with uncertainty by allowing queues at each workstation.
		A)	True
		B)	False


3	Bottom-round management if effective because it leads to quick decisions.
		A)	True
		B)	False


4	Quality circles depend on the extensive use of suggestion boxes because they do NOT require wasted time in meetings.
		A)	True
		B)	False


5	A focused factory is one that:
		A)	Produces many products with options
		B)	Is small and tends to specialize
		C)	Has a large number of management specialists
		D)	Is vertically integrated


6	If a Japanese plant needs 100 units a month, they would prefer to schedule them:
		A)	20 daily lots of 5
		B)	In a single lot of 100
		C)	In 2 lots of 50
		D)	Whenever a suitable time block is available
		E)	In uniform lots of 10


7	Some excess capacity in a JIT system:
		A)	Means a poorly designed system
		B)	Is not considered to be a serious problem
		C)	Can always be eliminated
		D)	Means that high-cost machines are idle
		E)	Is not common


8	Which of the following is NOT associated with Just-in-Time production?
		A)	Building daily to meet daily demand
		B)	Large, economical lot sizes
		C)	Group technology
		D)	Reductions in set-up times


9	Synchronization and balance refers to:
		A)	Reduction of bottlenecks
		B)	Maximum capacity
		C)	If you don't need it now, don't make it now
		D)	Maximum efficiency


10	There are four workstations sequenced in alphabetical order: A--> B-->C-->D. According to JIT principles, who should inspect the work performed at station B?
		A)	Workers at A
		B)	Workers at B
		C)	Workers at C
		D)	Workers at D


11	The manager of the Big and Qwik Copier Store is interested in JIT. He needs to increase copier capacity by 50 copies per minute and is considering the purchase of a new copier. Copier X produces 50 copies per minute and copier Z produces 25 copies per minute. Cost and space utilization are not considerations. As his JIT consultant, what should you recommend?
		A)	Buy one X
		B)	Buy 2 Z's
		C)	Buy one Z
		D)	It doesn't matter


12	Which of the following is NOT a JIT concept as identified by Duclos, Siha, and Lummus that can be applied to service environments?
		A)	Isolation of the customer from internal, back-office operations
		B)	Respect for people
		C)	Holistic approach to waste elimination
		D)	Continuous improvement of the process

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