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Supply Chain Glossary - P

Supply Chain Glossary - P

predecessor activity

1) In project management, in an activity-on-arrow network, the activity that enters a node. 2) In project management, in an activity-on-node network, the node at the tail of the arrow.

A method of inventory bookkeeping where the book (computer) inventory of components is reduced before issue, at the time a scheduled receipt for their parents or assemblies is created via a bill-of-material explosion. This approach has the disadvantage of a built-in differential between the book record and what is physically in stock. See: backflush.

An organized body of information, procedures, techniques, and motion times employed in the study and evaluation of manual work elements. It is useful in categorizing and analyzing all motions into elements whose unit times are computed according to such factors as length, degree of muscle control, and precision. The element times provide the basis for calculating a time standard for the operations. Syn: synthetic time standard.

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