scma chap 9
one of the major advantages of process-oriented layouts is
flexibility in equipment and labor assignment
the central problem in product oriented layout planning is
minimizing the imbalance in the workloads among workstations
a product oriented layout would be MOST appropriate for which one of the following businesses
steel making
a production line is to be designed to make 500 EL-more dolls per day. Each doll requires 11 activities totaling 16 minutes of work. The factory operates 750 minutes per day. What is the required cycle time for this assembly line?
1.5 mins
a process layout problem consists of 4 departments, each of which can be assigned to one of four rooms. the number of different solutions to this problem is ___, although all of them may not have different material handling costs
24
Four hundred and eighty minutes of production time are available per day. Scheduled production is 120 units per day. What is the required cycle time?
4 minutes
Four hundred and eighty minutes of production time are available per day. The schedule calls for the production of 80 units per day. Each unit of the product requires 30 minutes of work. What is the theoretical minimum number of workstations?
5
A production line is to be designed for a job with four tasks. The task times are 2.4 minutes, 1.4 minutes, 0.9 minutes, and 1.7 minutes. After line balancing, the largest possible assigned cycle time is ________ minutes, and the smallest possible assigned cycle time is ________ minutes.
6.4; 2.4
An assembly line consists of 158 tasks grouped into 32 workstations. The sum of all task times is 105 minutes. The largest assigned cycle time is 4 minutes. What is the efficiency of this line?
82%
An assembly line consists of 21 tasks grouped into 5 workstations. The sum of the 21 task times is 85 minutes. The largest assigned cycle time is 20 minutes. What is the efficiency of this line?
85%
in the office relationship chart, which rating reflects the highest importance for two departments closeness to each other
A
which of the following is not one of the factors complicating the techniques for addressing the fixed-position layout
Take times at workstations are dynamic
the fixed position layout would be most appropriate in which of the following settings
a cruise ship assembly facility
which of the following is not an information requirement for solving a load-distance problem to design a process layout
a list of product cycle times
if a layout problem is solved by use of heuristics, this means that
a satisfactory, but not necessarily optimal, solution is acceptable
which one of the following is NOT common to repetitive and product-oreineted layouts
ability to adjust to changes in demand
the major problem addressed by the warehouse layout strategy is
addressing trade-offs between space and material handling
which of the following is NOT one of the requirements of cellular production
adequate volume for high equipment utilization
in a product-orienated layout, what is the process of deciding how to assign tasks to workstations
all of the above (- the ratio of the sum of all task times to cycle time. - always (when a fraction) rounded upward to the next larger integer value. - not always possible to reach when tasks are actually assigned to stations.)
a good layout requires determining
all of the above (- material handling equipment. B) capacity and space requirements. - environment and aesthetics. - cost of moving between various work areas.)
which of the following is a disadvantage of product workloads among workstations
all of the above are disadvantages of product oriented layouts (- There is a lack of flexibility necessary for handling a variety of products. - High volume is required because of the large investment needed to establish the process. - Work stoppage at any one point can tie up the whole operation. - There is a lack of flexibility necessary for handling a variety of production rates.)
which of the following is not a retail layout practice
all of the above are retail layout practices (- Locate the high-draw items around the periphery of the store. - Distribute power items throughout the store. - Use end-aisle locations to maximize product exposure. - Use prominent locations for high-impulse and high-margin items.)
slotting fees
all the above (- are charged by retailers to stock a product. - can amount to as much as $25,000. - are not a part of Walmart's business practices. - can reduce the ability of small businesses to introduce new products.
balancing a work cell is done
as part of the process of building an efficient work cell
ASRS stands for which of the following
automated stroge ad retrieval system
cross-docking means which of the following?
avoid placing materials or supplies in storage by processing them as they are received
for which of the following operations would a fixed-position layout be most appropriate
constructing a highway tunnel
which of the following reduces product handling, inventory, and facility costs, but requires both 1. tight scheduling and 2. accurate inbound product information
cross-docking
cycle time is computed as
daily operating time / the scheduled output
which of the following is NOT an advantage of work cells
decreased equipment and machinery utilization
the main issue in designing process-oriented layouts concerns the relative positioning of
departments or work centers
the objective of layout strategy is to
develop and effective and efficient layout that will meet the firm's competitive requirements
ambient conditions; spatial layout and functionality; and signs, symbols, and artifacts are all:
elements of servicescapes
t/f: a fabrication line and an assembly line are both types of repetitive and product-focused layout, but only the fabrication line utilizes workstations
false
t/f: a focused work center is well suited to the production of a large family of products requiring similar processing, even if their demands are not very stable
false
t/f: a product requires 24 separate tasks, and the sum of those task times is 14 mins. if the cycle time is 2 mins, then at least 12 workstations will be needed
false
t/f: heuristics are problem solving procedures that mathematically optimize the solution
false
t/f: process-oriented layouts typically have low levels of work-in-process inventory
false
t/f: product-oriented layouts tend to have high levels of work-in-process inventories
false
t/f: the biggest advantage of a product layout is its flexibility to handle a varied product mix
false
t/f: the dominant problem associated with the fixed-position layout is that workers are fixed in position, and they cannot be reassigned
false
t/f: the layout approach that addresses trade-offs between space and material handling is called the fixed-position layout
false
t/f: the minimum number of workstations depends upon the set of task times and the precedence chart, but not the number of units scheduled
false
t/f: the work cell layout, a special arrangement of machinery and personnel to focus on the production of a single product or group of related products, is for manufacturing applications and has no relevance to services
false
t/f: utilization of the total 'cube' is the dominant consideration in office layout
false
Deloitte and touche solved the empty desk problem by
implementing a 'hoteling' program
the concept of customizing in a warehouse layout
incorporates value-added activities in warehouses
a big advantage of a process-oriented layout is
its flexibility in equipment and labor assignments
a hospitals layout most closely resembles which of the following
job shop
which of the following is one of the main advantages of a product oriented layout
low variable cost per unit
which of the following does not support the retail layout objective of maximizing customer exposure to products
maximize exposure to expensive items
retail layout are based on the notion that
maximizing customer exposure rate maximizes sales and profit
the main goal of retail layout is
maximizing profitability per square foot of floor space
in assembly line balancing, cycle time (the ratio of available production time to schedule protection) is the:
maximum time that a product is allowed at each workstation
which of the following is NOT a heuristic rule for assigning tasks to workstations in a product layout
median tasks first
the most common tactic followed in process-layout planning is to arrange departments or work centers so they
minimize the costs of material handling
the typical goal used when developing a process-oriented layout strategy is to
minimize the material handling costs
the major problem addressed by the process-oriented layout strategy is
minimizing difficulties caused by material flow varying with each product
A production line is to be designed for a product whose completion requires 21 minutes of work. The factory works 400 minutes per day. Can an assembly line with five workstations make 100 units per day?
no, it will fall short even with a perfectly balanced line
which of the following is true of random stocking
none of the above is true
which of the following constitutes a major trend influencing office layouts
off-site employees
because problems with fixed-positions layouts are so difficult to solve well onsite, operations managers
often complete as much of the project as possible offsite
which of the statements below best describes office layout
positions workers, their equipment, and spaces/offices to provide for movement of information
which type of layout features departments or other functional groupings in which similar activities are performed
process-oriented
what layout strategy deals with low-volume, high-variety production ?
process-oriented layout
the __ layouts main objective is to equalize the task time for each station
product oriented
workspace can inspire informal and productive encounters if it balances what three physical and social aspects
proximity, privacy, and permission
which of the following is a common heuristic for assembly line balancing
ranked positional weight
solving a load-distance problem for a process-oriented layout requires that
the difficulty of movement be the same for all possible paths
the disadvantages of process oriented layout come from
the flexibility of general purpose equipment
which of the following is not one of the McDonalds 'seven major innovations'
the happy meal
which of the following is true regarding fabrication lines
they are usually machine paced as opposed to worker paced
what is the primary reason why retailers tend to locate high-draw items around the periphery of the store
this arrangement will help to maximize customer exposure to other items in the store
mathematically, takt time is
total work time available / units required
t/f: a process oriented layout is the traditional way to support a product differentiation strategy
true
t/f: category management is the use of computer software to evaluate the profitability of various merchandising plans for hundreds of categories
true
t/f: cross docking processes items as they are received, rather than placing them in storage
true
t/f: cycle time is the maximum time that the product is allowed at each workstation
true
t/f: if the schedule calls for the production 120 units per day and 480 mins of production time are available per day. the cycle time would be 4 mins
true
t/f: job lots are groups or batches of parts process together
true
t/f: one drawback of a product-oriented layout is that work stoppage at any one point ties up the whole operation
true
t/f: one guideline for a retail layout is to locate high-draw items around the periphery of the store
true
t/f: one guideline for determining the arrangement and space allocation of a retail store is to place high-impulse and high-margin items in prominent locations
true
t/f: services cape refers to the physical surrounding in which the service is delivered
true
t/f: the most common tactic to arrange departments in a process-oriented layout is to minimize material handling costs
true
t/f: the objective of layout strategy is to develop an effective and efficient layout that will meet the firm's competitive requirements
true
t/f: the work cell improves layouts by reducing both floor space and direct labor cost
true
the assumptions necessary for a successful product-oriented layout include all expect which of the following
volatile product demand
balancing low-cost storage with low-cost material handling is important in which of the following
warehouse layout
'a special arrangement of machinery and equipment to focus on production of a single product or group of related products' describes what layout type
work cell
