SCMN 4770 Test 3
Production activity control's (PAC) main link with the rest of the MPC system a. Detailed capacity planning b. Detailed material planning c. Material and capacity plans d. Master production scheduling
A. Detailed capacity planning
The shop-floor control (SFC) system is kept current on changes to the material plan by the MRP system. a. True b. False
B. False
The vertical loading scheduling approach is more likely to result in more complete jobs at the end of the planning cycle. a. True b. False
B. False
Updating order due dates to reflect changes in conditions always improves shop-flow performance. a. True b. False
B. False
When preparing time estimates for finite scheduling, it is desirable to overstate the time estimate to allow some slack in the system. a. True b. False
B. False
Rough-cut planning techniques are not useful for most firms. a. True b. False
B. False
Which capacity planning technique is based on accounting and/or historical data? a. Capacity planning using overall factors (CPOF) b. Capacity bills c. Resource profiles d. Capacity requirements planning
A. Capacity planning using overall factors (CPOF)
The horizontal loading scheduling approach is more likely to result in higher capacity utilization. a. True b. False
B. False
According to the theory of constraints (TOC), which of these conditions is most desirable? I. 100% utilization of bottleneck work centers II. 100% utilization of nonbottleneck work centers III. Less than 100% utilization of bottleneck work centers a. I only b. II only c. I and II only d. I, II, and III
A. I only
Which capacity planning activities are considered long-range planning? a. Resource planning and rough-cut capacity planning b. Capacity requirements planning c. Finite scheduling d. Input/output analysis
A. Resource planning and rough-cut capacity planning
Good production activity control (PAC) design and practice can compress run time. a. True b. False
A. True
In a one-machine system, the order in which jobs are processed has no effect on total time to completion. a. True b. False
A. True
In a one-machine system, the shortest processing time (SPT) sequencing rule per-forms well to reduce overall job lateness. a. True b. False
A. True
Production activity control (PAC) pertains mainly to activities that take place in the MPC engine. a. True b. False
A. True
The "order slack" priority sequencing rule schedules the job with the least slack to be run first. a. True b. False
A. True
The capacity bill planning technique provides more direct linkages to end prod-ucts than does the capacity planning using overall factors (CPOF) planning method. a. True b. False
A. True
Vendor scheduling is critical in a just-in-time (JIT) system. a. True b. False
A. True
The capacity planning using overall factors (CPOF) planning method is likely to func-tion poorly in a just-in-time (JIT) environment. a. True b. False
B. False
A visual representation of the scheduling process can be provided by a. Priority sequencing rules b. A Gantt chart c. Poka-yoke d. Capacity requirements planning
B. A Gantt chart
The prime objective of production activity control (PAC) is a. Meeting MPC plans b. Efficient use of capacity c. Efficient use of labor d. Efficient use of materials
B. Efficient use of capacity
According to the theory of constraints (TOC), bottleneck work centers should be managed identically to nonbottlenecks. a. True b. False
B. False
Capacity requirements planning (CRP) can be used in firms that do not utilize material requirements planning (MRP). a. True b. False
B. False
Capacity requirements planning (CRP) ignores current finished goods and work-in-process inventory levels. a. True b. False
B. False
Finite scheduling systems use only vertical loading. a. True b. False
B. False
Finite scheduling techniques always assign jobs to available capacity on a first-come, first-served basis. a. True b. False
B. False
Formal shop-floor control systems are necessary in a just-in-time (JIT) system. a. True b. False
B. False
In a two-machine system, the order in which jobs are processed has no effect on total time to completion. a. True b. False
B. False
Input/output control is especially important at a firm that uses just-in-time (JIT) systems. a. True b. False
B. False
Which of the following are benefits of simultaneous planning of capacity and material? I. Fewer computer resources required II. Better utilization of existing capacity III. Eliminates the need to expand capacity a. I only b. II only c. III only d. I, II, and III
B. II only
Input/output control compares a. Input costs to output value b. Planned inputs and outputs to actual values c. Late input to late output ratio d. Quality of inputs to quality of outputs
B. Planned inputs and outputs to actual values
Resource profile planning differs from capacity planning using overall factors (CPOF) and capacity bills by considering which of the following? a. Customer orders b. Projected workload in individual work centers c. Future capacity expansions d. Inventory plans
B. Projected workload in individual work centers
Resource planning is most closely linked to which manufacturing planning and con-trol (MPC) element? a. Master production scheduling (MPS) b. Sales and operations planning (SOP) c. Material requirements planning (MRP) d. Shop-floor control
B. Sales and operations planning (SOP)
Capacity requirements planning (CRP) is most closely linked to which manufactur-ing planning and control (MPC) element? a. Master production scheduling (MPS) b. Sales and operations planning (SOP) c. Detailed material planning d. Shop-floor control
C. Detailed material planning
In which of the following ways does capacity requirements planning (CRP) differ from rough-cut capacity planning techniques? I. CRP uses a time-phased approach II. CRP considers service part demand III. CRP considers standard lot sizes a. I only b. II only c. I and II only d. I, II, and III
C. I and II only
When capacity does not match the plan, which of the following actions can be taken? I. Provide sufficient capacity II. Change the material plan III. Modify capacity calculations a. I only b. II only c. I and II only d. I and III only
C. I and II only
Which of the following are useful measures of capacity? I. Machine-hours II. Labor-hours III. Elapsed time a. I only b. II only c. I and II only d. I, II, and III
C. I and II only
Priority sequencing rules determine which of the following? I. Allocation of goods to customers II. Which machine(s) to service next III. Which job(s) to run at a work center a. I only b. II only c. III only d. I, II, and III
C. III only
Under what conditions are both capacity planning using overall factors (CPOF) and capacity bills likely to return the same capacity requirement results? a. When planning for a single product b. When planning for a single work center c. When planning for a single product that is produced in a single work center d. The two methods will never return the same result
C. When planning for a single product that is produced in a single work center
Which capacity planning activities are considered short-range planning? a. Resource planning b. Rough-cut capacity planning c. Capacity requirements planning d. Finite scheduling and input/output analysis
D. Finite scheduling and input/output analysis
Which of the following is an objective of capacity planning? I. Building excess capacity for possible future use II. Estimating capacity requirements early enough to take action if necessary III. Execution of the plan to avoid surprises a. I only b. II only c. I and II only d. I and III only
D. I and III only
Which of the following are capacities that may need to be managed? I. Direct labor II. Inspection III. Engineering a. I only b. II only c. I and II only d. I, II, and III
D. I, II, and III
Which of the following are sequencing rules used in practice? I. First come/first served (FCFS) II. Earliest due date (EDD) III. Least work remaining (LWR) a. I only b. I and II only c. I and III only d. I, II, and III
D. I, II, and III
Which of these planning techniques requires the most computing resources? a. capacity planning using overall factors (CPOF) b. resource profiles c. capacity bills d. capacity requirements planning (CRP)
D. capacity requirements planning (CRP)