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Exam 9: Layout Strategies

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Question 31

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Takt time is

A) the total work time available divided by units required by the consumer
B) the units required divided by workers required
C) a fictional time increment similar to a therblig
D) the same thing as cycle time in a process layout
E) an important consideration in balancing an assembly line

F) A) and B)
G) B) and E)

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Question 32

Multiple Choice

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Which of the following is true of random stocking?

A) Because items are stocked randomly, accurate inventory records are not necessary.
B) Its results always minimize handling costs.
C) Products have their own permanent storage spot.
D) Each pick can be of only one product.
E) None of the above is true.

F) All of the above
G) A) and E)

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Question 33

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Which of the statements below best describes office layout?

__________ layouts deal with low-volume, high-variety production with like machines and equipment grouped together

The objective of layout strategy is to

The main issue in designing process layouts concerns the relative positioning of

An assembly line is assigned as follows. Station A- task A, B, and C. Station B- task D. Station C- task E and F. The task times are 7, 3, 2, 9, 4, and 5 minutes respective to A, B, C, D, E, and F. (Assume that there is no precedence relationships between the tasks, ie they can be accomplished in any order) A. Calculate the efficiency. B. What would the assignment of tasks to stations be using shortest processing time (assuming the current maximum station time remains the cycle time)?

Which of the following is not an information requirement for solving a load-distance problem?

Which layout type assumes an adequate volume for high equipment utilization?

Cycle time is computed as

The main goal of retail layout is

Process-oriented layouts typically have low levels of work-in-process inventory.

Which layout's main objective is to equalize the task time for each station?

__________ is the maximum time that the product is available at each workstation.

Hemo-tech, Inc., a biomedical technology and research laboratory, produces a standard blood filtering device on an assembly line basis. Six basic tasks are performed along an assembly line. The time to perform each task and the tasks that must immediately precede each task are in the table below. Twenty pumps per 450-minute day must be produced by the assembly line. a. Draw the network diagram of the precedence relationships. b. Identify the absolute minimum and maximum cycle times. c. How many workstations are required to meet the schedule? d. What is the cycle time required to meet demand? e. Balance this line using most following tasks heuristic. f. What is the efficiency of the line obtained in part e? g. Can the efficiency of this solution be improved? Explain.

Category management is the use of computer software to evaluate the profitability of merchandising plans.

Utilization of the total "cube" is the dominant consideration in office layout.

What is cross-docking? Why is it appropriate for some forms of warehouse layout?

Develop a solution for the following line balancing problem, allowing a cycle time of 5 minutes. a. Draw the precedence diagram for the set of tasks. b. Calculate the theoretical minimum number of workstations. c. Balance this line using the longest task time heuristic. d. What tasks are assigned to which stations? e. Does the solution have the minimum number of stations? Explain. f. How much idle time is there, summed over all workstations? g. What is the efficiency of this line?

What design guidelines help retail layouts to maximize customer exposure to products?