OPS 571 Final Exam 2012
1) __________ is when the activities in the stage must stop becausethere is no place to deposit the item just completed
A. Buffering
B. Blocking
C. Starving
D. Pacing
2) According to your text, the most common process metricis
A. productivity
B. efficiency
C. utilization
D. throughput time
3) Declining product prices
A. increasethe manufacturing costs
B. lower the break-point
C. result in lower manufacturing costs
D. increase the break-even point
4) The type of processing structure that is used forproducing discrete products at a controlled rateis
A. job shop
B. batch
C. assembly line
D. project
5) The best process flow structure to use for makingautomobiles is
A. job shop
B. batch shop
C. group technology cell
D. assembly line
6) The break-even analysis is a standard approach todetermine alternative processes A break-even analysis chart usuallypresent alternative __________ and __________ based upon the unitsproduced or sold
A. demand, supply
B. profits, losses
C. equipment, materials
D. variable, fixed costs
7) A statistical term that refers to the philosophy andmethods companies use to eliminate defects in their products andprocesses by establishing a quality goal of no more than fourdefects out of every million units is
A. ISO9000
B. Six Sigma
C. Total Quality Management
D. SERVQUAL
8) Independent demand is
A. inventorywhere demand comes from independent suppliers
B. inventory that is independent of any known rules of demandand supply
C. demand that is related to the demand for another item
D. demand determined by the marketplace that requiresforecasting
9) An inventory system designed to ensure that an item willbe available on an ongoing basis throughout the year is knownas
A. Optional Replenishment System
B. Inventory Accuracy and Cycle Counting
C. ABC Inventory Planning
D. Multiperiod Inventory Systems
10) A/an __________ approach actually schedules in detaileach resource using the setup and runtime required for each order ,OPS 571 FINAL EXAM ANSWERS
A. infinite loading
B. finite loading
C. forward scheduling
D. backward scheduling
11) What is the net result of reducing the duration of atask (crashing) not on the critical path?
A. Decreased project overhead costs
B. Reduced likelihood of liquidated damages for latedelivery
C. Increased slack time associated with the task
D. Reduction in the project duration
12) The idea of the value density calculationis
A. finding a carrier that can handle theweight
B. matching the weight of the product with an appropriatecarrier
C. deciding where items should be stocked geographically andhow they should be shipped
D. finding the minimum cost carrier
13) When designing a supply chain,
A. cost vs customer service must be considered
B. quality vs cost must be considered
C. lead times vs payment terms must be considered
D. customer service vs product customization must beconsidered
14) According to Hau Lee, which of the following types ofproducts need to be delivered with efficientsupply-chains?
A. Custom products
B. Innovative products
C. Grocery products
D. High technology products
15) Which of the following product promotional activitieswould probably help make the supply chain moreefficient?
A. Price promotions that expire on aspecific date
B. An “everyday” low price strategy where prices are notdependent on quantity delivered with a specific order
C. Special packaging for a specific event that occurs onetime each year
D. A 2-for-1 price promotion
16) The best operating level is
A. themaximum point of the cost curve
B. the level of capacity for which average unit cost isminimized
C. maximum capacity
D. the level of capacity for which total cost isminimized
17) Capacity utilization rate can be computedas
A. Capacity used – best operating level
B. Capacity used x best operating level
C. Capacity used / best operating level
D. Capacity used + best operating level
18) The objective of __________ is to provide an approachfor determining the overall capacity level of capital-intensiveresources that best supports the company’s long-range competitivestrategy
A. workforce management
B. management supervision
C. operations management
D. strategic capacity planning
19) Lean production systems typically require
A. delivery of large lots at frequent intervals
B. buyer inspection of goods and materials
C. multiple sources from which to purchase
D. low inventory levels throughout production
20) Given that the previous forecast of 65 turned out to befour units less than the actual demand The next forecast is 66 Whatwould be the value of alpha if the simple exponential smoothingforecast method is being used?
A. 002
B. 04
C. 004
D. 0.25
21) Linear regression sales forecasting techniques,OPS 571 FINAL EXAM ANSWERS
A. workbest when future sales are randomly distributed
B. will not work for declining sales
C. work best when sales are increasing
D. will not work if future sales forecasts lie on a curve
22) What should the value of alpha be in an exponentialsmoothing forecast to be very responsive to recentdemand?
A. Large
B. Small
C. Negative
D. Zero
23) Which of the following statements are true abouttime-series forecasting?
A. Time series analysisemploys empirical data to forecast future events
B. Time series analysis is used to understand the systemunderlying and surrounding the item being forecast
C. Under time-series methods, demand is divided into thetime-based components such as daily, weekly, etc
D. Time series methods are useful for long-rangeforecasts when the demand pattern is erratic
24) One option for altering the pattern of demandis
A. hiring employees
B. using overtime
C. carrying inventory
D. pricing
25) Aggregate planners balance
A. demandand costs
B. demand and inventories
C. demand and capacity
D. supply and inventories
26) Which of the following accurately describes a chasestrategy?
A. The firm produces the same amounteach day over the planning period and deals with the variations indemand through the use of inventory or overtime
B. The firm produces at the same level for several months,and then adjusts production to another level and produces at thatlevel for several more months
C. The firm matches its production rate to meet demand byvarying the size of its workforce as demand varies
D. The firm produces the same amount each day within theplanning period and deals with variations in demand through the useof outsourcing partners
27) Which of the following reflects net materialrequirements:
A. gross requirements – scheduledreceipts
B. gross requirements – projected available balance +scheduled receipts
C) gross requirements – on-hand – planned order receipts
D. gross requirements – scheduled releases
28) Which MRP system input element specifies how many andwhen the firm plans to build each end item?
A. Inventory records file
B. Bills of material
C. Master production schedule
D. Capacity planning
29) Which of the following is true about MRPSystems?
A. Based on independent demand
B. Lot sizing is based on Economic Order Quantity
C. Demand pattern is random
D. Objective is to meet manufacturing needs
30) A Material Requirements Planning (MRP) is most valuablein industries where a number of products are made in batches usingthe same productive equipment and with companies involving,OPS 571, OPS/571, OPS 571 FINAL EXAMANSWERS
A. fabrication
B. low number of units annually
C. complex, expensive products
D. assembly operations
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