The aggregate operations plan differs in virtually every aspect in service organizations
as contrasted with manufacturing organizations.
Benchmarking refers to the practice of comparing the production metrics of one firm
with the production metrics of another.
The leading general- and special-purpose simulation models follow a well-documented
and standardized approach.
Uniform plant loading is where you schedule production with different amounts of the
same product each day of the week to permit variation to meet changing demand
requirements.
Lean production requires a “push and pull” system of inventory replenishment.
Gap errors occur when a too-small hospital gown is given to an obese patient.
In the weighted moving average forecasting model, the weights must add up to one
times the number of data points.
Activity-system maps are useful in understanding how well a system of activities fits
the overall company’s strategy.
You have determined that a 75 percent learning curve is appropriate for a task. If the
initial timing of the person performing that job was 50 minutes, and if you need the job
performed 500 times, how many minutes of work will be required?
A. 25,000 minutes
B. 3,184 minutes
C. 1,895 minutes
D. 1,379 minutes
E. 636.8 minutes
Here are the data for a time-cost CPM scheduling model analysis. The time is in days
and the costs include both direct and indirect costs
.
What are the total time of this project and total normal cost?
A. Total time is 13 days, total cost is $1,200.
B. Total time is 12 days, total cost is $1,700.
C. Total time is 11 days, total cost is $1,600.
D. Total time is 10 days, total cost is $1,750.
E. Total time is 9 days, total cost is $1,700.
Which of the following is the net requirement using an MRP program if the gross
requirement is 1,250 and the inventory on hand is 50?
A. 1,200
B. 1,300
C. 1,150
D. 2,450
E. None of these
An activity where the parts that go into each unit of a product are periodically removed
from inventory and accounted for based on the number of units produced is called
which of the following?
A. Frozen window
B. Backflush
C. Level schedule
D. Group technology
E. Kanban
You have just timed a person doing a job a four times. The first time it took the person
120 minutes, the second time it took 90 minutes, the third time it took 76.1 minutes, and
the fourth time it took 67.5 minutes. Which learning curve unit improvement factor
should you use?
A. 25 percent
B. 75 percent
C. 80 percent
D. 85 percent
E. 90 percent
A company must perform a maintenance project consisting of seven activities. The
activities, their predecessors, and their respective time estimates are presented here:
Using CPM, which activities have slack in this project?
A. A, B, C
B. B, D
C. Only C
D. C, E
E. F, G
The capacity focus concept can be put into practice through a mechanism called which
of the following?
A. Best operating level (BOL)
B. Plant within a plant (PWP)
C. Total quality management (TQM)
D. Capacity utilization rate (CUR)
E. Zero changeover time (ZXT)
Which of the following priority rules used in scheduling the sequence of production is
calculated as the time remaining before the due date minus the remaining processing
time, with the smallest value being run first?
A. STR
B. CR
C. SOT
D. LCFS
E. EDD
Which of the following are related to lean production?
A. A philosophy of waste elimination
B. Lean consumption
C. Never running out of inventory
D. The Wahei-Subaru method
E. Full use of capacity
Which of the following is a problem definition tool from the operations consulting tool
kit?
A. Plant tours/audits
B. Work sampling
C. Gap analysis
D. Balanced scorecard
E. Responsibility charts
A process flowchart uses symbols to represent which of the following?
A. Factory location
B. Warehouse space available
C. Workforce schedules
D. Flows of material or customers
E. Data analysis
Capacity planning that involves hiring, layoffs, some new tooling, minor equipment
purchases, and subcontracting is considered as which one of the following planning
horizons?
A. Intermediate range
B. Long range
C. Short range
D. Current
E. Upcoming
Which of the following is not a lot-sizing technique used in MRP systems?
A. Lot-for-lot (L4L)
B. Economic order quantity (EOQ)
C. Least total cost (LTC)
D. Least unit cost (LUC)
E. Warehouse loading factor (WLF)
Which of the following forecasting methods can be used for short-term forecasting?
A. Simple exponential smoothing
B. Delphi technique
C. Market research
D. Hoskins-Hamilton smoothing
E. Serial regression
In the textbook, Toyota’s Fujio Cho identified which of the following types of waste to
be eliminated?
A. Excess quality
B. Overproduction
C. Underproduction
D. Environmental
E. Over-thinking
In an MRP program, the program accesses the status segment of an inventory record
according to specific periods called which of the following?
A. Cubed time units
B. Time buckets
C. BOM units
D. Time modules
E. Time lines
Which of the following basic types of production layout formats is one in which
equipment or work processes are arranged according to the progressive steps by which
the product is made?
A. Job-shop layout
B. Functional layout
C. Assembly line layout
D. Group technology layout
E. Process layout