Production and Logistics Test 2
The basic outsourcing decision rests on what 6 factors
1) Cost 2) Capacity 3) Quality 4) Speed 5) Reliability 6) Expertise
What are the 7 steps of building a flow chart
1) Determine the objectives 2) Define the process boundaries 3) Define the units of flow 4) Choose the type of chart 5) Observe process and collect data 6) Map out process 7) Validate chart
What are the six steps to line balancing
1) Draw and label a precedence diagram 2) Calculate the desired cycle time required for the line 3) Calculate the theoretical minimum number of workstations 4) Group elements into workstations, recognizing cycle time and precedence constraints 5) Calculate the efficiency of the line 6) Determine if the theoretical number of workstations or an acceptable efficiency level has been reached
What are the four characteristics of economies of scale
1) Fixed costs can be spread over a larger number of units 2) Production or operating costs do not increase linearly with output levels 3) Quantity discounts are available for material purchases 4) Operating efficiently increases as workers gain experience
Define the key for Muther's grid
A=Absolutely Necessary E=Especially Important I=Important O=Okay U=Unimportant X=Undesirable
What is the maximum workstation time on the line
Actual cycle time
Any alternative that involves an outlay of funds is considered a capital investment
Capital investment
What attempt to combine the flexibility of a process layout with the efficiency of a product layout
Cellular layouts
What does COMSOAL stand for in computerized line balancing
Computer Method for Sequencing Operations for Assembly Line
What does COSMOS stand for in regards to computerized layouts
Computerized Optimization and Simulation Modeling for Operating Supermarkets
What does CRAFT stand for in computerized layout solutions
Computerized Relationship Allocation of Facilities Technique
What does CORELAP stand for in computerized layout solutions
Computerized Relationship Layout Planning
What are sensors used to control automated equipment and communicate information to remote locations referred to collectively
Industrial Internet of Things(IIoT)
What take a long time to complete, involve a large investment of funds and resources, and produce one item at a time to consumer order
Projects
What study allows the team to try something, see if it works, modify it, and try again
A pilot study
What are the three basic strategies for the timing of capacity expansion in relation to a steady growth in demand
1) Capacity lead strategy 2) Average capacity strategy 3) Capacity lag strategy
What are the steps to formulating a set of rules using the breakeven analysis
1) Formulate a total cost equation for each process considered 2) Calculate the point of indifference between two alternative processes by setting their total cost equations equal to each other and solving for V, the demand volume 3) Above the point of indifference, choose the alternative with the lowest variable cost 4) Below the point of indifference, choose the alternative with the lowest fixed cost
What are the four disadvantages of cellular layouts
1) Inadequate part families 2) Poorly balanced cells 3) Expanded training and scheduling of workers 4) Increased capital investment
What are the six advantages of cellular layouts
1) Reduced material handling and transit time 2) Reduced setup time 3) Reduced work-in-process inventory 4) Better use of human resources 5) Easier to control 6) Easier to automate
What are the four elements included in a firm's process strategy
1) Vertical integration 2) Capital intensity 3) Process Flexibility 4) Customer involvement
What constitutes being nonadjacent
A distance farther than the next block
What consists of numerous programmable machine tools connected by an automated material handling system and controlled by a common network
A flexible manufacturing system
What does ASYBL stand for in computerized line balancing
Assembly Line Configuration Program
What are "bills of material"
Assembly charts
What are product layouts also known as
Assembly lines
What type of services are invisible to the customer
Back office
What does composite movement refer to
Back-and-forth movement between each pair of departments
What is the total idle of the line called
Balance decay
What process many different jobs through the production system at the same time in groups or batches
Batch production
In a flexible manufacturing system, when does the setup activities take place
Before the part reaches the machine
What is the percent of capacity utilization that minimizes average unit cost
Best operating level
What is created by "blocking in" the work areas around the departments on the grid
Block diagram
That are added only if an activity can contribute to the output goal
Blocks
What examines the cost of trade-offs associated with demand volume
Breakeven analysis
What is the maximum capability to produce
Capacity
What is the percent held in reserve for unexpected occurrences
Capacity cushion
What happens under capacity lead strategy
Capacity is expanded in anticipation of demand growth
What happens under average capacity strategy
Capacity is expanded to coincide with with average expected demand
What happens under capacity lag strategy
Capacity is increased after an increase in demand has been documented
What is a strategic decision that establishes a firm's overall level of resources
Capacity planning
What is used for very high volume commodity products that are very standardized
Continuous production
What is the role of the customer in the production process
Customer involvement
What are restrictions on line balancing that refers to the maximum amount of time the product is allowed to spend at each work station if the targeted production rate is to be reached
Cycle time
What uses advanced digital technologies to integrate product, process, manufacture, and information technology over the life of the product
Digital manufacturing
What is when higher levels of output cost more per unit to produce
Diseconomy of scales
What occur when it costs less per unit to produce or operate at high levels of output
Economies of scale
What is the advantage of the product layout
Efficiency and ease of use
What refers to the arrangement of activities, processes, departments, workstations, storage areas, aisles, and common areas within an existing or proposed facility
Facility layout
What are the two costs associated with breakeven analysis
Fixed and variable
Which cost remains constant regardless of the number of units produced
Fixed costs
What layout is used in projects where the product produced is too fragile, bulky, or heavy to move
Fixed-position layouts
What is the time required to complete an item
Flow time
What type of layout encourages browsing, increases impulse purchasing, and is flexible and visually appealing
Freeflow layouts
What type of services are in full view of the customers
Front office
After a successful pilot study, __________begins
Full-scale implementation
What are process layouts also referred to as
Functional layouts
What type of layout encourages customer familiarity, are low cost, easy to clean and secure, and good for repeat customers
Grid layouts
What contains only the essential building blocks of a proecss
High-level process map
What are used when a company is entering a foreign country for the first time or as a condition for operating in another country
Joint ventures
True/False: Line balancing is basically just a trial and error process
Line balancing
What layouts fall between the extremes of free flow and grids
Loop layouts and spine layouts
What produces large volumes of a standard product for a mass market
Mass production
What industries are product layouts suitable for
Mass production or repetitive operations in which demand is stable and volume is high
What type of diagram is used for manager's preferences on location
Muther's Grid
The aisles in a product layout are________________(wide or narrow)
Narrow because the material is moved close to the station
What is the volume at which the total cost of manufacturing is the same for the two processes
Point of indifference
Where would you position a machine that cannot be split among cells that use them
Point of use
What is a network with work elements represented by circles or nodes and precedence relationships represented by directed line segments connecting the nodes
Precedence diagrams
What are physical restrictions on the order in which operations are performed on the assembly line
Precedence requirements
What is a group of related tasks with specific inputs and outputs
Process
What determines how a product will be produced or a service provided
Process Planning
What is the systematic examination of all aspects of a process to improve its operation
Process analysis
What defines what tasks need to be done and how they are to be coordinated among functions, people, and organizations
Process design
What looks at the manufacture of a product or delivery of a service from a broad perspective
Process flowchart
What type of projects are typically chartered in response to a breakthrough goal for rapid, dramatic improvement in process performance
Process innovation
Most service organizations use what type of layout
Process layouts
What groups similar activities together in departments or work centers according to the process or function they perform
Process layouts
What are a set of documents that detail manufacturing and service delivery specifications
Process plans
What is an organizations overall approach for physically producing goods and providing services
Process strategy
What arranges activities in a line according to the sequence of operations that need to be performed to assemble a particular product
Product layouts
What is a group technology technique that reorders part routing matrices to identify families to identify families of parts with similar processing requirements
Production flow analysis
What set of data is used with relationship diagramming
Qualitative
What set of data is used with a block diagram
Quantitative
What type diagram is constructed using a Muther's grid
Relationship diagramming
_________________on a per-unit basis is simply the price at which an item is sold
Revenue
What type of shops will most likely use a process layout
Service shops, job shops, or batch production
What are the most important product characteristics
Standardization and demand volume
What does SLIM stand for in computerized layouts
Store Labor and Inventory Management
What signify that the supplier is an important long-term partner, and the cost or consequences of switching suppliers would be significant
Strategic alliances
What is process flexibility
The ease with which resources can be adjusted in response to changes in demand, technology, products or services, and resource availability
What is vertical integration
The extent to which the firm will produce the inputs and control the outputs of each stage of the production process
What is capital intensity
The mix of capital and labor resources used in the production process
True/False: Capacity can be increased incrementally or in one large step
True
What is the quantity in which material is normally moved
Unit load
What cost vary with the volume of units produced
Variable costs
A firm that sells the products, assembles the products, makes all of the parts, and extracts the raw material is completely____________
Vertically integrated
What is the level of production
Volume
What are the components of breakeven analysis
Volume, cost, revenue, and profit
What are the smallest, indivisible portions of jobs called
Work elements
What decisions involve large sums of money and can have a tremendous impact on the cost, speed, quality, and flexibility of the operations
`Technology decisions