SCM 300 | SCM300 Final Exam: Global Supply
Operations Updated and Latest Questions and
Correct Answers with Rationale - Arizona State
University
1. A global electronics firm notices that small fluctuations in retail sales are leading to
massive swings in production orders at their component factory. Which supply chain
phenomenon is this firm experiencing?
A. The Pareto Principle
B. The Halo Effect
C. The Bullwhip Effect
D. Supply Chain Integration
Correct Answer: C
Expert Explanation: The Bullwhip Effect refers to the distortion of demand signals as they
travel upstream in a supply chain. This phenomenon occurs when members of the supply
chain overreact to changes in demand by ordering more than necessary. It results in
inefficient inventory management, increased costs, and poor customer service levels across
the network. Companies can mitigate this effect by sharing real-time data and improving
communication with all supply chain partners. Reducing lead times and implementing
smaller batch sizes also help in stabilizing these demand fluctuations effectively.
2. Which inventory management concept seeks to find the optimal order quantity that
minimizes the sum of holding costs and ordering costs?
A. Economic Order Quantity (EOQ)
B. Safety Stock
C. Just-in-Time (JIT)
D. Vendor Managed Inventory (VMI)
Correct Answer: A
Expert Explanation: Economic Order Quantity (EOQ) is a mathematical model used to
determine the ideal order size for inventory replenishment. The model identifies the point
where the cost of carrying inventory equals the cost of placing orders. It assumes that
demand, lead time, and costs remain constant over the specified period of time. Utilizing
EOQ helps organizations maintain operational efficiency by preventing both overstocking
and frequent stockout situations. This strategic calculation is fundamental for balancing
logistical costs and ensuring smooth production cycles in supply operations.
,3. A company is deciding between shipping high-value, perishable pharmaceuticals via air
freight or ocean freight. Which factor should be the primary driver for choosing air freight?
A. Lower transportation cost per unit
B. Increased cargo volume capacity
C. Ease of customs documentation
D. Speed and reduced risk of spoilage
Correct Answer: D
Expert Explanation: Air freight is preferred for high-value and perishable items because it
offers the fastest delivery times in global logistics. Reducing transit time is critical for
pharmaceuticals that may expire or require strict temperature controls during transport.
While air freight is significantly more expensive than ocean freight, the trade-off is often
justified by reduced inventory carrying costs. Faster delivery allows companies to respond
more quickly to market demand and reduces the financial risk of product loss. Strategic
logistics decisions must balance the cost of shipping against the specific requirements of
the product’s shelf life.
4. In the context of Six Sigma, what is the primary goal of the ‘Define, Measure, Analyze,
Improve, Control’ (DMAIC) methodology?
A. To eliminate process variation and reduce defects
B. To increase the speed of the production line
C. To outsource low-value manufacturing activities
D. To reduce the number of suppliers in the network
Correct Answer: A
Expert Explanation: Six Sigma is a disciplined, data-driven approach for eliminating
defects and variation in any manufacturing or service process. The DMAIC framework
provides a structured roadmap for identifying root causes of problems and implementing
sustainable solutions. By reducing process variability, companies can achieve higher
quality standards and significant cost savings over time. Each phase of the methodology
requires rigorous statistical analysis to ensure that improvements are based on empirical
evidence. This operational efficiency tool is widely used in global supply chains to maintain
consistent performance across diverse regions.
5. A manufacturer chooses to move its production facility from a distant overseas location
back to a country closer to its primary market. What is this strategy called?
A. Offshoring
B. Outsourcing
C. Nearshoring
, D. Vertical Integration
Correct Answer: C
Expert Explanation: Nearshoring involves transferring business operations or production
to a nearby country rather than a distant overseas location. This strategy is often adopted
to reduce transportation costs and shorten lead times to the end consumer. It allows for
better coordination and communication due to shared time zones and cultural similarities
between the locations. Many firms utilize nearshoring to mitigate the risks associated with
long-distance global shipping and geopolitical instability. This shift represents a strategic
move toward regionalized supply chains to enhance agility and responsiveness to local
markets.
6. What is the primary purpose of ‘Safety Stock’ in an inventory management system?
A. To reduce the total cost of ownership (TCO)
B. To eliminate the need for demand forecasting
C. To protect against uncertainty in demand or supply
D. To maximize the warehouse space utilization
Correct Answer: C
Expert Explanation: Safety stock acts as a buffer or extra inventory held to mitigate the
risk of stockouts during periods of uncertainty. Uncertainty can arise from unexpected
spikes in customer demand or delays in supplier delivery times. Determining the correct
level of safety stock requires a balance between service level goals and inventory holding
costs. Without adequate safety stock, a company risks losing sales and damaging customer
relationships when items are unavailable. Proper safety stock management is a core
component of resilient global supply chain operations and risk mitigation strategy.
7. A company evaluates a supplier not just on the purchase price, but also on shipping,
storage, quality, and disposal costs. This comprehensive assessment is known as:
A. Price Analysis
B. Total Cost of Ownership (TCO)
C. Strategic Sourcing
D. Activity Based Costing
Correct Answer: B
Expert Explanation: Total Cost of Ownership (TCO) is a financial estimate intended to
help buyers determine the direct and indirect costs of a product. It considers the entire
lifecycle of the item, from acquisition and operation to maintenance and final disposal. A
low initial purchase price can sometimes hide significant long-term costs related to poor
quality or high logistics expenses. By analyzing TCO, procurement professionals can make
more informed decisions that align with the firm’s long-term financial health. This holistic
Operations Updated and Latest Questions and
Correct Answers with Rationale - Arizona State
University
1. A global electronics firm notices that small fluctuations in retail sales are leading to
massive swings in production orders at their component factory. Which supply chain
phenomenon is this firm experiencing?
A. The Pareto Principle
B. The Halo Effect
C. The Bullwhip Effect
D. Supply Chain Integration
Correct Answer: C
Expert Explanation: The Bullwhip Effect refers to the distortion of demand signals as they
travel upstream in a supply chain. This phenomenon occurs when members of the supply
chain overreact to changes in demand by ordering more than necessary. It results in
inefficient inventory management, increased costs, and poor customer service levels across
the network. Companies can mitigate this effect by sharing real-time data and improving
communication with all supply chain partners. Reducing lead times and implementing
smaller batch sizes also help in stabilizing these demand fluctuations effectively.
2. Which inventory management concept seeks to find the optimal order quantity that
minimizes the sum of holding costs and ordering costs?
A. Economic Order Quantity (EOQ)
B. Safety Stock
C. Just-in-Time (JIT)
D. Vendor Managed Inventory (VMI)
Correct Answer: A
Expert Explanation: Economic Order Quantity (EOQ) is a mathematical model used to
determine the ideal order size for inventory replenishment. The model identifies the point
where the cost of carrying inventory equals the cost of placing orders. It assumes that
demand, lead time, and costs remain constant over the specified period of time. Utilizing
EOQ helps organizations maintain operational efficiency by preventing both overstocking
and frequent stockout situations. This strategic calculation is fundamental for balancing
logistical costs and ensuring smooth production cycles in supply operations.
,3. A company is deciding between shipping high-value, perishable pharmaceuticals via air
freight or ocean freight. Which factor should be the primary driver for choosing air freight?
A. Lower transportation cost per unit
B. Increased cargo volume capacity
C. Ease of customs documentation
D. Speed and reduced risk of spoilage
Correct Answer: D
Expert Explanation: Air freight is preferred for high-value and perishable items because it
offers the fastest delivery times in global logistics. Reducing transit time is critical for
pharmaceuticals that may expire or require strict temperature controls during transport.
While air freight is significantly more expensive than ocean freight, the trade-off is often
justified by reduced inventory carrying costs. Faster delivery allows companies to respond
more quickly to market demand and reduces the financial risk of product loss. Strategic
logistics decisions must balance the cost of shipping against the specific requirements of
the product’s shelf life.
4. In the context of Six Sigma, what is the primary goal of the ‘Define, Measure, Analyze,
Improve, Control’ (DMAIC) methodology?
A. To eliminate process variation and reduce defects
B. To increase the speed of the production line
C. To outsource low-value manufacturing activities
D. To reduce the number of suppliers in the network
Correct Answer: A
Expert Explanation: Six Sigma is a disciplined, data-driven approach for eliminating
defects and variation in any manufacturing or service process. The DMAIC framework
provides a structured roadmap for identifying root causes of problems and implementing
sustainable solutions. By reducing process variability, companies can achieve higher
quality standards and significant cost savings over time. Each phase of the methodology
requires rigorous statistical analysis to ensure that improvements are based on empirical
evidence. This operational efficiency tool is widely used in global supply chains to maintain
consistent performance across diverse regions.
5. A manufacturer chooses to move its production facility from a distant overseas location
back to a country closer to its primary market. What is this strategy called?
A. Offshoring
B. Outsourcing
C. Nearshoring
, D. Vertical Integration
Correct Answer: C
Expert Explanation: Nearshoring involves transferring business operations or production
to a nearby country rather than a distant overseas location. This strategy is often adopted
to reduce transportation costs and shorten lead times to the end consumer. It allows for
better coordination and communication due to shared time zones and cultural similarities
between the locations. Many firms utilize nearshoring to mitigate the risks associated with
long-distance global shipping and geopolitical instability. This shift represents a strategic
move toward regionalized supply chains to enhance agility and responsiveness to local
markets.
6. What is the primary purpose of ‘Safety Stock’ in an inventory management system?
A. To reduce the total cost of ownership (TCO)
B. To eliminate the need for demand forecasting
C. To protect against uncertainty in demand or supply
D. To maximize the warehouse space utilization
Correct Answer: C
Expert Explanation: Safety stock acts as a buffer or extra inventory held to mitigate the
risk of stockouts during periods of uncertainty. Uncertainty can arise from unexpected
spikes in customer demand or delays in supplier delivery times. Determining the correct
level of safety stock requires a balance between service level goals and inventory holding
costs. Without adequate safety stock, a company risks losing sales and damaging customer
relationships when items are unavailable. Proper safety stock management is a core
component of resilient global supply chain operations and risk mitigation strategy.
7. A company evaluates a supplier not just on the purchase price, but also on shipping,
storage, quality, and disposal costs. This comprehensive assessment is known as:
A. Price Analysis
B. Total Cost of Ownership (TCO)
C. Strategic Sourcing
D. Activity Based Costing
Correct Answer: B
Expert Explanation: Total Cost of Ownership (TCO) is a financial estimate intended to
help buyers determine the direct and indirect costs of a product. It considers the entire
lifecycle of the item, from acquisition and operation to maintenance and final disposal. A
low initial purchase price can sometimes hide significant long-term costs related to poor
quality or high logistics expenses. By analyzing TCO, procurement professionals can make
more informed decisions that align with the firm’s long-term financial health. This holistic
