inventory - Answers According to APICS, "those stocks or items used to support production (raw
materials and work-in-process items), supporting activities (maintenance, repair, and operating
supplies) and customer service (finished goods and spare parts)."
cycle stock - Answers Components or products that are received in bulk by a downstream partner,
gradually used up, and then replenished again in bulk by the upstream partner.
Safety stock - Answers Extra inventory that a company holds to protect itself against uncertainties in
either demand or replenishment time.
anticipated inventory - Answers Inventory that is held in anticipation of customer demand.
hedge inventory - Answers According to APICS, a "form of inventory buildup to buffer against some
event that may not happen. Hedge inventory planning involves speculation related to potential labor
strikes, price increases, unsettled governments, and events that could severely impair the company's
strategic initiatives."
Transportation inventory - Answers Inventory that is moving from one link in the supply chain to
another.
smoothing inventory - Answers Inventory that is used to smooth out differences between upstream
production levels and downstream demand.
inventory drivers - Answers Business conditions that force companies to hold inventory.
supply uncertainty - Answers The risk of interruptions in the flow of components from upstream
suppliers.
demand uncertainty - Answers The risk of significant and unpredictable fluctuations in downstream
demand.
independent demand inventory - Answers Inventory items whose demand levels are beyond a
company's complete control.
dependent demand inventory - Answers Inventory items whose demand levels are tied directly to the
production of another item.
periodic review system - Answers An inventory system that is used to manage independent demand
inventory. The inventory level for an item is checked at regular intervals and restocked to some
predetermined level.
service level - Answers A term used to indicate the amount of demand to be met under conditions of
demand and supply uncertainty.
continuous review system - Answers An inventory system used to manage independent demand
inventory. The inventory level for an item is constantly monitored, and when the reorder point is
reached, an order is released.
economic order quantity - Answers (EOQ) The order quantity that minimizes annual holding and
ordering costs for an item.
single-period inventory system - Answers A system used when demand occurs in only a single point in
time.
target service level - Answers SLT For a single-period inventory system, the service level at which the
expected cost of a shortage equals the expected cost of having excess units.
target stocking point - Answers (TS) For a single-period inventory system, the stocking point at which
the expected cost of a shortage equals the expected cost of having excess units.
bullwhip effect - Answers According to APICS, "an extreme change in the supply position upstream in
a supply chain generated by a small change in demand downstream in the supply chain."
inventory pooling - Answers Holding safety stock in a single location instead of multiple locations.
Several locations then share safety stock inventories to lower overall holding costs by reducing overall
safety stock levels.
Planning and Control - Answers A set of tactical and execution-level business activities that includes
master scheduling, material requirements planning, and some form of production activity control and
vendor order management.
Master Scheduling - Answers A detailed planning process that tracks production output and matches
this output to actual customer orders.
forecasted demand - Answers In the context of master scheduling, a company's best estimate of the
demand in any period.
booked orders - Answers In the context of master scheduling, confirmed demand for products.