Answers:
The approaches to MRP updating (as shown in Figure
9.5) are discussed as follows:
Regenerative MRP: It refers to an MRP approach in
which new requirements and predetermined orders are re-established. In this approach,
MRP records are regenerated on a weekly basis.
Net Change MRP: It refers to an approach in which
modifications are made in MRP based on inventory transactions and changes in
BOM. In this approach, MRP is updated on a daily basis.