DMD Supply Chain & Logistics in Manufacturing

Question 1

What does 'Just-In-Time' (JIT) manufacturing aim to achieve in supply chain management?

Accepted Answer

Receiving materials and producing goods only as needed to reduce inventory waste

Answer

JIT minimizes inventory by synchronizing material delivery and production with actual customer demand, reducing waste and carrying costs.

Question 2

Which technology is most commonly used in modern US supply chains to provide real-time tracking of parts and shipments?

Accepted Answer

RFID (Radio Frequency Identification)

Answer

RFID uses radio waves to automatically identify and track tagged items throughout the supply chain without line-of-sight scanning.

Question 3

What is 'demand forecasting' in digital supply chain management?

Accepted Answer

Using historical data and analytics to predict future customer demand for products

Answer

Demand forecasting uses statistical models and historical sales data to predict future demand, enabling better production and procurement planning.

Question 4

In supply chain terminology, what is the 'bullwhip effect'?

Accepted Answer

The amplification of demand variability as orders move upstream in the supply chain

Answer

The bullwhip effect occurs when small fluctuations in consumer demand cause increasingly larger swings in orders further up the supply chain.

Question 5

What is the primary function of an ERP (Enterprise Resource Planning) system in digital manufacturing?

Accepted Answer

To integrate and manage core business processes including production, inventory, procurement, and finance

Answer

ERP systems unify data across all business functions — manufacturing, procurement, inventory, sales, and finance — into a single integrated platform.

DMD - Digital Manufacturing and Design Technology Certification Practice Test