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Detailed Scheduling Flashcards

7 cards from real CPIM practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 Detailed Scheduling flashcards as text
  1. What is the difference between 'scheduled receipt' and 'planned order receipt' in MRP?

    Answer: Scheduled receipts are open orders already released; planned orders are not yet released

    Scheduled receipts represent work orders or purchase orders already released and in progress, while planned orders exist only in the MRP system and have not yet been released.

  2. In detailed scheduling, 'pegging' refers to:

    Answer: Tracing the source of demand back through the MRP records to the parent item

    Pegging allows planners to trace a requirement upward through the bill of materials to identify which parent demands are driving a specific lower-level requirement.

  3. A plant operates 5 days per week, 2 shifts per day, 8 hours per shift. With 10 machines, what is the available capacity per week?

    Answer: 800 machine-hours

    Available capacity = 5 days × 2 shifts × 8 hours × 10 machines = 800 machine-hours per week.

  4. Which technique is used to level production by smoothing out demand fluctuations over a planning horizon?

    Answer: Production leveling (heijunka)

    Production leveling (heijunka) distributes production evenly over time to reduce variability and improve flow, a core lean manufacturing concept.

  5. What is the effect of using large lot sizes in a detailed schedule?

    Answer: Reduced setup costs but increased average inventory

    Larger lot sizes spread setup costs over more units but result in higher average inventory levels due to longer time between replenishments.

  6. In a job shop environment, which scheduling challenge is most common?

    Answer: High variety of job types with different routings creating complex scheduling

    Job shops face high complexity because each job may have a unique routing, creating bottlenecks and making sequencing optimization very difficult.

  7. What is 'overlapping' (operation overlapping) in detailed scheduling?

    Answer: Sending part of a lot to the next operation before the entire lot is finished at the current operation

    Overlapping reduces lead time by transferring a partial quantity to the next operation before the full batch is completed at the current step.