4970 Final
Master production scheduling (MPS) and resource planning are a part of which MPC phase?
Detailed Planning
Sales and operations planning (SOP) and demand management are a part of which MPC phase?
Direction Setting
Measuring and control are a part of which MPC phase?
Direction Setting Detailed Planning Execution
The lifetime of a customer order (the time from receiving the order until order fulfillment) is longest in which environment?
Engineering-to-order
What is the demand management function's contribution to sales and operations planning?
Ensuring that the operations plan considers all aspects of demand
In which environment is the demand management function least likely to provide customers with promise dates?
Make-to-stock
The lifetime of a customer order (the time from receiving the order until order fulfillment) is shortest in which environment?
Make-to-stock
Demand management is the firm's connection to what entity?
Marketplace
What is the order of planning decisions in order from lowest to highest data processing cost?
Master production scheduling- sales and operations planning- strategic business unit
Purchasing, vendor evaluation, and invoice management are typically covered in which module of an ERP system?
Materials management
Which of the following MPC components is primarily responsible for tasks such as purchasing, vendor management, and inventory control?
Materials management
Which of the following supply chain metrics is most useful for measuring customers satisfaction in a make-to-order system?
Order fulfillment lead time
Assuming that forecasts errors are normally distributed, what is the relationship between mean absolute deviation and standard deviation?
SD > MAD
Which of the following MPC components is primarily responsible for coordinating the planning efforts of marketing, finance, operations, and human resources?
Sales and operations planning (SOP)
Many key sales and operations planning linkages are outside the manufacturing planning and control (MPC) system. True/False.
True
Mean absolute deviation (MAD) measures
Magnitude of forecast error
A manufacturer of jet airplanes would most likely be what type of firm?
Make-to-order
A manufacturer of printer paper would most likely be what type of firm?
Make-to-stock
In an exponential smoothing forecast, a higher level of alpha will place more emphasis on recent history. True/False
True
If average demand for a quarter is 1,000 and demand in the fourth quarter is 750, what is the seasonal factor for quarter IV?
0.75
For a firm with average daily sales of $200,000, current inventory (Id) of $1,000,000, and costs of sales (CS) of 50 percent, what is the average days of inventory (Id)?
10 days
What is the cash-to-cycle time for a firm with the following financial parameters? S = $10,000,000, d = 60, I = $1,000,000, AR = $750,000, CS = 60%, AP = $250,000?
17 days
In an assemble-to-order environment, how many different product combinations are possible if the product is made from 12 components, each of which has three different options?
531,441 (parts to the power of components 3^12 = 531,441)
The recommended number of product groups for SOP is ______
6-12
Collaborative planning, forecasting, and replenishment (CPFR) has been defined by the Voluntary Interindustry Commerce Standards Association as a process involving how many steps?
9
What is the correct formula to calculate days of sales invested in accounts receivable (ARd)? AR = accounts receivable, S = sales of d days
ARd = (AR + d)/ S
In pyramid forecasting, the "roll-up" process involves
Adding together family forecasts to determine the aggregate forecast
In pyramid forecasting, the "force-down" process involves
Allocating aggregate forecast changes to product families
A local coffee house restaurant would most likely be what type of firm?
Assemble-to-order
In which environment is defining the customer order in terms of components and options the key focus of demand management
Assemble-to-order
What us the proper rank of different environments from lowest to highest need to communicate with the customer?
Assemble-to-order, make-to-order, engineer-to-order
According to the Supply Chain Council, which of the following most accurately describe delivery performance benchmarks for large industrial products?
Average, 70%; best in class, 95%
According to the Supply Chain Council, which of the following most accurately describe inventory days of supply benchmarks for large industrial products?
Average, 85 days; best in class, 55 days
In a make-to-stock environment, what is the key problem?
Balancing inventory levels with customer service requirements
Mean error of a forecast provides information concerning the forecast's
Bias
Compared to a moving-average forecast, an exponential smoothing forecast places more emphasis on recent history. True/False/Both/Can't determine
Can't be determined without more information
Which value indicates the better forecast? a. Mean error of 10% b. Forecast error of 100 units c. Both are equal d. Cannot be determined
Cannot be determined
To support data analysis without burdening the operational ERP system, many firms employ which of the following?
Data warehouse
The first step in the collaborative planning, forecasting, replenishment (CPFR) process is
Establish a collaborative relationship
Shop-floor systems are part of which MPC phase?
Execution
Enterprise resource planning (ERP) systems coordinate multiple databases used to gather and maintain the firm's essential data. True/False.
False
In an engineer-to-order environment, the forecasting process is not necessary. True/False.
False
In regression analysis, the dependent variable could be time. True/False.
False
The operations plan is a form of demand forecast. True/False.
False
To make an exponential smoothing forecast more reactive to trends, a lower value of alpha should be used. True/False
False
Which of the following supply chain metrics is most useful for measuring customers satisfaction in a make-to-stock system?
File rate by line item
In a make-to-stock environment, the most likely point where customers order decoupling would take place is
Finished goods
Products that are part of a continuous production process (e.g., petroleum products) would most likely use which form of MPC?
Flow
Uprating an old MPC system can include which of the following? I. Adding new modules or functionality II. Consideration of new decision criteria III. Removing unneeded/obsolete modules or functionality
I. Adding new modules or functionality II. Consideration of new decision criteria III. Removing unneeded/obsolete modules or functionality
Which of the following actions would be likely to decrease the cash-to-cycle time for a firm? I. Automating a key production process (reducing labor content) II. Returning excess inventory to the supplier III. Granting longer payment terms to customers
I. Automating a key production process (reducing labor content) II. Returning excess inventory to the supplier
Which of the following is not a key decision when considering ERP system? I. Business complexity and size II. System costs and available resources III. Requirement of the firm's process
I. Business complexity and size II. System costs and available resources III. Requirement of the firm's process
Which of the following are examples of independent demand? I. Customer orders II. Shipping samples to the sales team III. Use of raw materials in production
I. Customer orders III. Use of raw materials in production
Which types of data are captured and monitored by the demand management function? I. Detailed product mix II. Product pricing III. Overall market trends
I. Detailed product mix II. Product pricing III. Overall market trends
Which of the following is typically not a component of ERP systems? I. E-mail management II. Finance module III. Human resource module
I. E-mail management
Demand management include which of the following? I. Forecasting II. Product shipping II. Entering customer orders
I. Forecasting III. Entering customer orders
Which of the following actions would be likely to increase the cash-to-cycle time for a firm? I. Increasing the cost, but not the price, of a product II. Taking advantage of "early pay" discounts with suppliers III. Revaluing inventory to reflect reductions in purchasing prices
I. Increasing the cost, but not the price, of a product II. Taking advantage of "early pay" discounts with suppliers
Sale and operations planning provides which of the following benefits? I. Key communications links for top management II. A basis to focus production resources III. Detailed production plans
I. Key communications links for top management III. Detailed production plans
Manufacturing Planning and control (MPC) includes which of the following activities? I. Material Management II. Product Marketing III. Coordinating Suppliers
I. Material Management III. Coordination Suppliers
Evaluating forecast accuracy requires an understanding of I. Mean absolute deviation (MAD) II. Mean error (bias) III. Forecast costs
I. Mean absolute deviation (MAD) II. Mean error (bias)
Which of the following are aspects of enterprise resource planning systems? I. Multifunctional- able to provide data concerning many parts of the firm II. Modular- able to combine selected components into a single system III. Independent- each functional area has its own system and data and maintains control of that system and data
I. Multifunctional- able to provide data concerning many parts of the firm III. Independent- each functional area has its own system and data and maintains control of that system and data
Sales and operations planning can be completed at which of the following levels? I. Product family II. Region III. Organizational unit
I. Product family II. Region III. Organizational unit
What of the following are possible components of time series demand? I. Seasonal Variation II. Cyclical variation III. Trend
I. Seasonal Variation II. Cyclical variation III. Trend
ERP systems perform which of the following tasks? I. Support decisions II. Make decisions III. Evaluate decisions
I. Support decisions
Which of the following are true? I. The sales and operations planning plan is usually stated in aggregate units II. The master production schedule is usually stated in end product units III. The sales and operations planning plan and the master production schedule should be stated in the same units
I. The sales and operations planning plan is usually states in aggregate units II. The master production schedule is usually stated in end product units
Advantages of the sales and operations planning process include I. Visibility of the interaction between functional groups II. Identification of the trade-offs between functional groups III. The ability to overproduce the plan without the need for additional meetings
I. Visibility of the interaction between functional groups II. Identification of the trade-offs between functional groups
Mechanisms to ensure support for the sales and operations planning process can include I. Informal adjustments to the plan between SOP meetings II. Contracts between functional groups III. Senior executive involvement
II. Contracts between functional groups III. Senior executive involvement
The least squares method of linear regression minimizes I. The error of the slope II. The squared distance between each point and the line III. The error of the intercept
II. The squared distance between each point and the line
Which of the following are examples of dependent demand? I. Customer orders II. Using finished goods tock to build preloaded store displays III. Raw material usage
II. Using finished goods tock to build preloaded store displays III. Raw material usage
Which of the following decisions would be most likely to be made using a highly aggregated estimate of general business tends? I. Individual product plans II. Product line development III. Constructing a new plant
III. Constructing a new plant
Which of the following is an example of a casual model? I. Product sales increasing over time II. Lawn mower sales decreasing in the winter III. Increasing appliance sales when housing construction increases
III. Increasing appliance sales when housing construction increases
In the MPC process, capacity decisions (equipment, facilities, suppliers, etc.) are most likely to occur in which time horizon?
Long
As forecasts are extended further in the future, the prediction interval is the most likely to
Increase
In a time series analysis, time is the
Independent variable
Which of the following supply chain metrics is most useful for measuring the firm's management of inventory levels?
Inventory days of supply
Regression analysis where the relationship between variables is a straight line is called
Linear regression
Decisions concerning the balance of supply and demand are made in the ____ phase of sales and operations planning.
Pre-SOP meeting
Capacity leveling, material requirement planning (MRP), and a bill of materials processing are typically covered in which module of an ERP system?
Production planning and control
Which of the following MPC components is primarily responsible for supporting and managing manufacturing activities?
Productions planning and control
Products that are part of a one-time production process (e.g., bridges or aircraft carriers) would most likely use which form of MPC?
Project
The main goal of a CPFR process is to
Reduce the variance between supply and demand
Sources of demand that are part of demand management include all of the following except? a. Customer orders b. Service parts c. Scrap products d. Promotional inventory
Scrap Products
A forecast used for master production scheduling and control is likely to cover a period of
Several days to a few weeks
A forecast used for sales and operations planning to likely to cover a period of
Several months to a year
In the MPC process, detailed scheduling decisions are most likely to occur in which time horizon?
Short
What is the order of planning decisions in order from highest to lowest aggregation level?
Strategic business unit- sales and operations planning- master production scheduling
In an engineer-to-order environment, the most likely point where customers order decoupling would take place is
Suppliers
The customer order decoupling point is best described as
The point in the supply chain where demand changes from dependent to independent
The "functional silo" problem refers to
The tendency for decisions to be made without considering other functional areas
A moving-average forecast is often superior to a simple average because it considers only recent data. True/False.
True
Capacity planning occurs during the supply planning phase of sales and operations. True/False.
True
One of the most important ways to reflect special events (promotions, product changes, etc.) is to directly modify the product forecast. True/False
True
One role of sales and operations planning is to provide early warning when demand a supply become unbalanced. True/False.
True
Seasonal variations are generally associated with the seasons of the year, while cyclical variations refer to other annual patterns. True. False.
True
The exponential smoothing forecast considers all past data. True/False.
True
The master production schedule disaggregates the operations plan. True/False.
True
With additive seasonal variation, the seasonal change is constant regardless of trends. True/ False.
True
Sales and operations planning balances supply and demand at the _____ level
Volume level
The four fundamentals issues in sales and operations planning are?
Volume, mix, demand and supply
In an assemble-to-order environment, the most likely point where customers order decoupling would take place is
Work-in-process parts and components
In the least square regression analysis, if the value of a has been calculated as 10 and b has been found to be 100, what is the equation of the line?
Y = 10 + 100X