Level 4 exam — Purchasing & Supply Chain

Exam — fresh questions

12 original questions to validate logistics & transport: warehousing, picking, transport modes, traceability and last mile.
Answer everything, then click Check: your score and explanations will appear.

4.1 · Synthesis

1. What prerequisite enables addressing, guided picking and cycle counting?

Free carriage TCO Cross-docking Generalised addressing of each location

Without a location code tracked in the system, no guidance or reliable counting is possible.

4.1 · Application

2. You are reorganising a small warehouse with no budget. Which first action pays most?

Purge dead stock, mark floor zones and address each bay Change building Outsource with no diagnosis Buy robots

Purging frees 20-40% of space; zoning and addressing transform flow for the price of paint and labels.

4.1 · Discrimination

3. What is the golden zone?

The ideal pick height between knees and shoulders, sparing backs and seconds The customs zone The receiving dock The high-value products area

Placing fast-moving A items there cuts travel and strain; it is the heart of ABC slotting.

4.2 · Application

4. Where does most of a picker's time go?

Picking Travelling (often >50%) Packing Invoicing

Slotting, address-sorted routing and batching attack this reserve before any technology.

4.2 · Discrimination

5. Which method spreads travel over N small e-commerce orders?

Cross-docking Pick by order Batch picking by lots/waves Zone picking only

One tour picks several orders together, sorted afterwards — a major gain on small numerous orders.

4.2 · Exclusion

6. Which measure structurally removes SKU mix-ups?

Shouting louder Scanning location then item Changing label colour Paying more

Scanning the location then the item barcode validates at source and removes most neighbour mix-ups.

4.3 · Synthesis

7. What is the domain of containerised ocean freight?

D-day The last mile Door-to-door express Unbeatable cost over long distance, in weeks of lead time

FCL/LCL by container (TEU) for long distances; air for days but costly and carbon-heavy.

4.3 · Application

8. What are the three reflexes of the transport buyer?

Consolidate, anticipate, document/insure Always air Always the cheapest per kg Pay, wait, hope

Group/fill/right segment, gain one week ahead, and cover ad valorem (capped liability).

4.3 · Discrimination

9. Which ocean document represents the goods?

The parcel B/L The CMR The B/L bill of lading The AWB

The Bill of Lading is the title representing the goods; CMR for road, AWB for air.

4.4 · Application

10. What must at least be logged for a targeted recall?

The driver's name The freight price The carton colour Which batch received from which supplier and which batch shipped to which customer

With no batch → customer link, recall everything or nothing; a spreadsheet is enough to start.

4.4 · Exclusion

11. Which is NOT a logistics identification standard?

SSCC MOQ RFID EAN-13 / GS1

MOQ is a minimum order quantity; EAN, SSCC and RFID identify and track.

4.5 · Synthesis

12. Why offer several priced delivery modes?

To remove home delivery To complicate To let the customer trade off price/convenience and steer toward density (pickup cheaper than home) To increase returns

Priced choice naturally steers toward the least costly mode while respecting customer trade-offs.

What's next?

Score ≥ 80%: move on to Level 5 — V3 (steer your flows at full TCO).
Score < 80%: revisit cards 4.1 to 4.5 via the 48h challenge, then retake the exam.