Free APICS Certified in Planning and Inventory Management (Part 2) CPIM-Part-2 Exam Questions

A fishbone diagram, also known as a cause-and-effect diagram or an Ishikawa diagram, is a tool for identifying and analyzing the possible causes of a problem or an effect. It is often used in quality management to find the root causes of defects or errors. A fishbone diagram has a main branch that represents the problem or effect, and several sub-branches that represent the categories of causes, such as people, processes, equipment, materials, environment, etc. Each category can have further sub-branches that represent more specific causes. A fishbone diagram would help a service organization determine the source of a quality-of-service issue by allowing them to visualize and organize the potential factors that contribute to the problem and identify the most likely cause.Reference: CPIM Part 2 Exam Content Manual, Domain 8: Manage Quality, Continuous Improvement, and Technology, Section 8.1: Quality Management Concepts and Tools, p. 59-60.

ABC classification is an inventory categorization technique that divides items into three classes based on their usage value, which is the product of the number of units sold and the cost per unit. Class A items have the highest usage value and account for a large proportion of the total inventory value, but a small percentage of the number of items. Class B items have a moderate usage value and account for a moderate proportion of the total inventory value and the number of items.Class C items have the lowest usage value and account for a small proportion of the total inventory value, but a large percentage of the number of items1.

An advantage of applying ABC classification to a firm's replenishment items is that it allows planners to focus on critical products. Replenishment items are items that are regularly ordered or produced to maintain a certain level of inventory. By using ABC classification, planners can prioritize the replenishment of class A items, which have the highest impact on the firm's profitability and customer satisfaction.Planners can also apply different inventory management techniques and policies for each class of items, such as more frequent reviews, tighter controls, lower safety stocks, and higher service levels for class A items, and less frequent reviews, simpler controls, higher safety stocks, and lower service levels for class C items234. This way, ABC classification can help planners optimize the replenishment process and reduce costs, waste, and stockouts.

The other options are not advantages of applying ABC classification to a firm's replenishment items, because they are either irrelevant or incorrect.ABC classification does not distinguish independent demand from dependent demand, which are two types of demand that depend on whether the item is sold to customers or used as a component in another item5.ABC classification does not provide better order quantities than the economic order quantity (EOQ), which is a formula that calculates the optimal order quantity that minimizes the total inventory costs6.ABC classification does not allow the firm to utilize time-phased order point (TPOP), which is a method that determines when to place an order based on the projected inventory position and the lead time7.

The sales and operations planning (S&OP) process is a cross-functional process that aligns the demand and supply plans of an organization. The S&OP process consists of several steps, such as data gathering, demand planning, supply planning, pre-S&OP meeting, executive S&OP meeting, and S&OP implementation. Once the S&OP process has been completed, the executive S&OP meeting approves the final production plan, which is the output of the supply planning step. The production plan is a statement of the resources needed to meet the aggregate demand plan over a medium-term horizon. The functional responsibility of operations is to meet the revised production plan by developing and executing the master production schedule (MPS) and the detailed schedules. The MPS is a statement of the specific end items to be produced in each time period of the short-term horizon. The detailed schedules are the statements of the specific materials, resources, and activities needed to execute the MPS.Reference: CPIM Exam Content Manual Version 7.0, Domain 4: Plan and Manage Supply, Section 4.1: Develop Supply Plans, Subsection 4.1.2: Describe how to develop a production plan (page 36).

The capacity requirements plan is used primarily to balance capacity and load at work centers. A work center is a location where one or more resources perform a specific operation or a group of operations. Capacity is the amount of time or output that a work center can offer for production activities. Load is the amount of time or output that a work center is required to produce based on the planned production schedule. Balancing capacity and load means matching the available capacity with the required load, so that there is no excess or shortage of capacity at any work center.

The capacity requirements plan is a report that shows the projected load and capacity of each work center over a planning horizon. It is derived from the master production schedule (MPS), which specifies the quantity and timing of finished goods to be produced, and the bill of materials (BOM), which specifies the components and materials needed for each finished good. The capacity requirements plan also uses the routing file, which specifies the sequence of operations and work centers required for each finished good, and the work center file, which specifies the capacity and availability of each work center. The capacity requirements plan can help to identify any gaps or surpluses in capacity at each work center and to take corrective actions, such as revising the MPS, rescheduling operations, adding or reducing resources, or outsourcing production.

The other options are not the primary uses of the capacity requirements plan. Calculating the level of available capacity is an input to the capacity requirements plan, not an output. The level of available capacity is determined by the work center file, which contains information such as shifts, hours, efficiency, utilization, and maintenance of each work center. Determining the overall product load profile is not a use of the capacity requirements plan, as it does not consider the product mix or demand variability. The overall product load profile is a general estimate of the total production volume or demand over a period of time. Determining the priority of orders is not a use of the capacity requirements plan, as it does not consider the due dates or urgency of orders. The priority of orders is determined by using priority rules or dispatching methods, such as first-come-first-served (FCFS), shortest processing time (SPT), earliest due date (EDD), or critical ratio (CR).

Pareto analysis is a technique that a group can use to prioritize problems.Pareto analysis is based on the Pareto principle, also known as the 80/20 rule, which states that 80% of the effects come from 20% of the causes1.Pareto analysis can help a group identify and focus on the most significant problems that account for the majority of the negative outcomes, and allocate their resources and efforts accordingly2.

The steps of Pareto analysis are3:

Step 1: Define the problem and its scope. Clarify what the problem is, why it is important, and what are the desired outcomes.

Step 2: Identify the causes of the problem. Brainstorm and list all the possible factors that contribute to the problem, such as people, processes, equipment, materials, environment, etc.

Step 3: Collect data on the causes. Gather quantitative or qualitative data on how often or how much each cause affects the problem, such as frequency, severity, cost, time, etc.

Step 4: Analyze the data using a Pareto chart. A Pareto chart is a type of bar chart that shows the frequency or impact of each cause in descending order, along with a cumulative line that shows the percentage of the total effect. A Pareto chart can help visualize which causes are more significant than others, and where the 80/20 split occurs.

Step 5: Prioritize the causes and take action. Based on the Pareto chart, select the most critical causes that need to be addressed first, and develop and implement solutions to eliminate or reduce them. Monitor and evaluate the results and repeat the process if necessary.

Therefore, Pareto analysis is a technique that a group can use to prioritize problems by identifying and focusing on the most significant causes that account for the majority of the negative outcomes.

Available capacity is the difference between the required capacity and planned operating capacity1.It refers to how capable the resources in an organization are in formulating and implementing strategy1.To calculate available capacity, factors such as the number of machines or workers, the number of shifts, utilization, and efficiency are considered1. Efficiency, in particular, is a crucial factor as it measures how effectively resources are used to produce output.It is calculated as the ratio of actual output to standard output within a specific time period1. Therefore, efficiency directly impacts available capacity by determining how much output can be produced with the available resources and time.

The other options, while important in production and operations management, are not directly used to calculate available capacity:

Productivity measures the output per unit of input and is more about overall performance rather than available capacity.

Load refers to the amount of work assigned to a resource or facility but does not directly indicate available capacity.

Yield measures the percentage of products that meet quality standards out of total units produced but does not directly calculate available capacity.

Exponential smoothing is a forecasting method that assigns weights to past observations, with more recent observations having higher weights. The alpha value is the smoothing constant that determines how much weight is given to the most recent observation. A low alpha value means that the forecast is based more on the historical average, while a high alpha value means that the forecast is more responsive to the latest changes in demand. A company with stable demand would typically use a low alpha value to smooth out random fluctuations and obtain a more accurate forecast. A beta value is another smoothing constant that is used for trend-adjusted exponential smoothing, which accounts for the presence of a linear trend in the data. A low beta value means that the trend component is based more on the historical average, while a high beta value means that the trend component is more responsive to the latest changes in demand. A company with stable demand would not need to use trend-adjusted exponential smoothing, since there is no significant trend in the data.Reference:= CPIM Part 2 Exam Content Manual, Domain 3: Plan and Manage Demand, Section C: Forecast Demand, Subsection 2: Select appropriate forecasting technique(s) (p. 16)

Customer service performance is the degree to which a product or service meets or exceeds customer expectations. The most relevant measure of customer service performance is how the customer perceives the service compared to what they expected. This measure reflects the customer's satisfaction and loyalty, which are key factors for business success. Other measures, such as service promised versus measured, customer complaints, or positive feedback, are more related to the supplier's perspective and may not capture the customer's true perception of service quality.Reference: CPIM Part 2 Exam Content Manual, Domain 3: Plan and Manage Demand, Section A: Demand Management, Subsection 4: Customer Service Management, Page 11.

Maintenance, repair, and operating (MRO) supply systems are systems that manage the inventory and procurement of the items that are used to support the production process, but are not part of the final product. MRO items include spare parts, tools, lubricants, cleaning supplies, safety equipment, and office supplies. The primary consideration in MRO supply systems typically is stockout costs. Stockout costs are the costs associated with the inability to meet the demand for an item due to insufficient inventory. Stockout costs can include lost sales, customer dissatisfaction, production downtime, emergency orders, and reputation damage. Stockout costs can be very high for MRO items, especially if they are critical for the operation and maintenance of the production equipment. Therefore, MRO supply systems should aim to minimize the risk of stockouts by ensuring adequate availability and accessibility of MRO items.

Full pegging is a method of tracing the relationship between supply and demand in a manufacturing system. Full pegging shows the link between each demand and its corresponding supply, as well as the link between each demand and the highest-level order that triggered it. Full pegging helps to identify the impact of changes in demand or supply on the production plan, and to make adjustments accordingly. Full pegging is most beneficial in an assemble-to-order (ATO) environment, where products are customized by assembling standardized components or modules according to customer specifications. In an ATO environment, full pegging can show the connection between the finished products, the components or modules, and the customer orders. This can help to optimize the inventory level, reduce lead time, and improve customer service.

Full pegging is not very useful in the other production environments. Distribute-to-order is a production strategy that delivers finished products from inventory to customers based on their orders. There is no customization or assembly involved in this strategy, so full pegging is not needed. Make-to-order is a production strategy that produces customized products from raw materials or components after receiving customer orders. There is no standardization or modularization involved in this strategy, so full pegging is not applicable. Make-to-stock is a production strategy that produces standardized products in advance of customer demand, and stores them in inventory until they are sold. There is no customization or assembly involved in this strategy, so full pegging is not relevant.Reference: CPIM Exam Content Manual Version 7.0, Domain 4: Plan and Manage Supply, Section 4.1: Supply Planning Concepts, p. 23;Full Pegging; Assemble to order.

The horizon for forecasts that are input to the sales and operations planning (S&OP) process should be long enough that required resources can be properly planned. The S&OP process is a cross-functional process that aligns the demand and supply plans of an organization. The S&OP process consists of several steps, such as data gathering, demand planning, supply planning, pre-S&OP meeting, executive S&OP meeting, and S&OP implementation. The output of the S&OP process is the production plan, which is a statement of the resources needed to meet the aggregate demand plan over a medium-term horizon. The production plan can be stated in different units of measure depending on the type of manufacturing environment, such as hours, units, tons, or dollars. The horizon for forecasts that are input to the S&OP process should be long enough that required resources can be properly planned, meaning that the organization can anticipate and allocate the necessary capacity, materials, labor, equipment, and facilities to meet the expected demand. The horizon for forecasts should also match the lead time for acquiring or changing the resources, as well as the planning cycle for updating the production plan.

When a certified supplier's delivery performance declines, a company should respond initially by communicating with the supplier to investigate the source of the problem. A certified supplier is a supplier that has met certain quality, delivery, and service standards and has been approved by the company to supply goods or services without inspection or testing. A certified supplier is expected to maintain a high level of performance and reliability, as well as to report any issues or deviations that may affect the delivery process. However, sometimes a certified supplier may experience a decline in delivery performance, which can cause delays, disruptions, or dissatisfaction for the company and its customers.

The best way to deal with a decline in delivery performance from a certified supplier is to communicate with the supplier and find out the root cause of the problem. Communication is essential for maintaining a good relationship with the supplier and for resolving any issues or conflicts that may arise. Communication can help the company and the supplier to understand each other's expectations, needs, and challenges, as well as to identify and implement corrective actions or preventive measures. Communication can also help to restore trust and confidence between the parties and to prevent further deterioration of performance.

Tightening performance criteria for the supplier is not an appropriate initial response when a certified supplier's delivery performance declines. Tightening performance criteria means imposing stricter standards or requirements on the supplier, such as reducing lead times, increasing penalties, or demanding more frequent reports. Tightening performance criteria may seem like a way of holding the supplier accountable and motivating them to improve their performance, but it can also have negative consequences. Tightening performance criteria can create more pressure and stress for the supplier, which can affect their quality, productivity, or morale. It can also damage the relationship with the supplier, as it may signal a lack of trust, respect, or cooperation from the company.

Establishing a temporary buffer of finished goods inventory at the supplier is not an effective initial response when a certified supplier's delivery performance declines. Establishing a temporary buffer of finished goods inventory means storing extra units of products at the supplier's location to compensate for any delays or shortages in delivery. Establishing a temporary buffer of finished goods inventory may seem like a way of ensuring availability and continuity of supply, but it can also have drawbacks. Establishing a temporary buffer of finished goods inventory can increase inventory costs, such as holding costs, transportation costs, or obsolescence costs. It can also reduce inventory visibility and control, as it may be difficult to track or manage the inventory at the supplier's location. Moreover, establishing a temporary buffer of finished goods inventory does not address the root cause of the decline in delivery performance, but rather masks or postpones it.

Increasing the standard lead time of the component to allow for supplier delays is not a suitable initial response when a certified supplier's delivery performance declines. Increasing the standard lead time of the component means extending the time between placing an order and receiving it from the supplier. Increasing the standard lead time of the component may seem like a way of adjusting to the decline in delivery performance and avoiding late deliveries, but it can also have disadvantages. Increasing the standard lead time of the component can reduce customer satisfaction and loyalty, as it may result in longer waiting times or missed deadlines for the customers. It can also reduce operational efficiency and flexibility, as it may limit the ability to respond to changes in demand or supply. Furthermore, increasing the standard lead time of the component does not solve the problem of the decline in delivery performance, but rather accepts or tolerates it.

Fill rate is the percentage of customer orders that are fulfilled without running out of inventory or placing backorders1. Fill rate is an important measure of customer service and inventory management efficiency. A high fill rate indicates that the company can meet customer demand in a timely and accurate manner, while a low fill rate suggests that the company is struggling to satisfy customer expectations.

Operating costs are the expenses associated with running a business, such as rent, utilities, wages, transportation, etc2. Operating costs are influenced by various factors, such as production volume, inventory level, technology, and quality. A high operating cost means that the company spends more money to produce and deliver its products or services, while a low operating cost means that the company spends less money to do so.

Service level is the measure of how well a company delivers its products or services to its customers, based on criteria such as availability, timeliness, quality, and satisfaction3. Service level is affected by various factors, such as demand variability, supply reliability, capacity utilization, and customer feedback. A high service level means that the company meets or exceeds customer expectations, while a low service level means that the company fails or falls short of customer expectations.

As the company continues its initiative to increase the fill rate on these parts to 100%, it is most likely that operating costs will increase faster than service level.This is because increasing the fill rate requires increasing the inventory level, which in turn increases the carrying costs, such as warehousing, insurance, taxes, and obsolescence4.Moreover, increasing the fill rate also requires reducing the variability and uncertainty in demand and supply, which may involve investing in more advanced technology, improving quality control, enhancing supplier relationships, or implementing demand management techniques5. These actions can also increase the operating costs of the company.

However, increasing the fill rate does not necessarily increase the service level at the same rate.This is because service level depends not only on fill rate, but also on other factors, such as delivery speed, order accuracy, product quality, and customer satisfaction6. Therefore, increasing the fill rate may not be enough to improve the service level significantly. In fact, there may be a point of diminishing returns, where increasing the fill rate beyond a certain level does not result in a proportional increase in service level. For example, increasing the fill rate from 95% to 99% may have a noticeable impact on service level, but increasing it from 99% to 100% may have a negligible impact on service level.

Staging in a manual system corresponds to dispatching in a computer system.Staging is the process of preparing and moving materials or components to the point of use or consumption in a production system1.Staging can be done manually by workers who physically move the items from storage areas to workstations, or automatically by conveyors, robots, or other devices2.Dispatching is the process of authorizing and releasing work orders or tasks to the production system3.Dispatching can be done manually by supervisors who assign work to workers, or automatically by computer systems that use algorithms or rules to prioritize and schedule work4. Both staging and dispatching are functions that facilitate the flow of materials and information in a production system and ensure that the right items are available at the right time and place.

A customer value proposition (CVP) is a statement that summarizes the benefits that a product or service offers to a target customer segment1.A CVP can help a company differentiate itself from its competitors by highlighting its unique value proposition (UVP), which is the main reason why customers should choose its product or service over others2.A CVP can also help a company communicate its value to its customers, increase customer satisfaction and loyalty, and improve its market position3.

One of the strategies that can improve the effectiveness of a CVP and enhance its differentiation in the market is to adopt best practices that improve product design.Product design is the process of creating a new product or service that solves a customer problem or fulfills a customer need4.By improving product design, a company can create products or services that are more desirable, feasible, and viable for its customers5. Some of the best practices that can improve product design are:

Understanding the customer: conducting research and analysis to identify the customer segments, their jobs, pains, and gains, and their expectations and preferences. This can help create products or services that are tailored to the customer needs and wants, and deliver value that exceeds their expectations.

Using the Value Proposition Canvas: a tool that helps design, test, create, and manage products and services that customers actually want. The Value Proposition Canvas consists of two parts: the Customer Profile, which describes the customer segment in terms of their jobs, pains, and gains; and the Value Map, which describes how the product or service creates value for the customer by addressing their jobs, relieving their pains, and creating their gains. The Value Proposition Canvas can help align the product or service with the customer needs and wants, and create a fit between them.

Applying design thinking: a human-centered approach to innovation that integrates the needs of people, the possibilities of technology, and the requirements of business. Design thinking involves five phases: empathize, define, ideate, prototype, and test. Design thinking can help create products or services that are desirable for the customers, feasible for the technology, and viable for the business.

Incorporating feedback loops: collecting and analyzing data from customers and stakeholders to measure the performance and impact of the product or service. Feedback loops can help validate the assumptions and hypotheses about the customer needs and wants, test the effectiveness of the value proposition, and identify areas for improvement or innovation.

Therefore, by adopting best practices that improve product design, a company can create products or services that deliver superior value to its customers, and differentiate itself from its competitors in the market.