Pearson Quiz Questions

Which of the following statements is an assumption PERT makes regarding the probability of finishing the project on​ time? A. Total project completion times follow a normal probability distribution. B. Activity times are statistically identical. C. Total project completion times follow a uniform probability distribution. D. Activity times are statistically dependent.

A. Total project completion times follow a normal probability distribution.

Which of the following is NOT one of the four reasons that we study​ OM? A. We want to understand what marketing managers do. B. It is such a costly part of an organization. C. It is one of the three major functions of any organization. D. We want to know how goods and services are produced.

A. We want to understand what marketing managers do.

Which of the following statements is NOT​ true? A. When excess capacity​ exists, cost can decrease. B. When capacity is​ inadequate, customers can be lost. C. When capacity is​ inadequate, market share can shrink. D. When excess capacity​ exists, cost can increase.

A. When excess capacity​ exists, cost can decrease.

The ratio of all resources to the goods and services produced is referred as A. multifactor productivity. B. single-factor productivity. C. productivity growth. D. labor productivity.

A. multifactor productivity.

Which of the following is NOT an element used to compute crash cost per​ period? A. optimistic time B. crash cost C. standard time D. crash time

A. optimistic time

What is a data pattern that repeats itself after a period of​ days, weeks,​ months, or​ quarters? A. seasonality B. trend C. cycle D. random variation

A. seasonality

How is the EF​ computed? A. Min{LS of all immediate following​ activities} B. ES​ + Activity time C. Max{EF of all immediate​ predecessors} D. LF −Activity time

B. ES​ + Activity time

Which of the following organizations does NOT belong to the service​ sector? A. Southwest Airlines B. Ford Motor Company C. Costco D. San Diego Zoo

B. Ford Motor Company

Forecasting that tries a variety of computer models and selects the best one for a particular application is referred as A. adaptive smoothing. B. focus forecasting. C. jury of executive opinion. D. trend projection.

B. focus forecasting.

Which of the following is NOT a​ time-series model? A. moving averages B. multiple regression C. exponential smoothing D. naive approach

B. multiple regression

The forecasting time horizon that would typically be easiest to predict for would be the A. long range. B. short range. C. medium range. D. intermediate range.

B. short range.

Competition in the 21st century is no longer between​ companies; it is between A. countries. B. supply chains. C. technologies. D. individuals.

B. supply chains.

The project organization may be LESS helpful when A. the work contains complex interrelated tasks requiring specialized skills. B. the job is familiar to the existing organization. C. the project cuts across organizational lines. D. work tasks can be defined with a specific goal and deadline.

B. the job is familiar to the existing organization.

Which of the following best defines​ scheduling? A. Determines and implements​ intermediate- and​ short-term schedules that effectively and efficiently utilize personnel while meeting customer demands. B. Determines and implements​ long- and​ short-term schedules that effectively and efficiently utilize personnel while meeting customer demands. C. Determines and implements​ intermediate- and​ short-term schedules that effectively and efficiently utilize both personnel and facilities while meeting customer demands. D. Determines and implements​ long- and​ short-term schedules that effectively and efficiently utilize both personnel and facilities while meeting customer demands.

C. Determines and implements​ intermediate- and​ short-term schedules that effectively and efficiently utilize both personnel and facilities while meeting customer demands.

Which of the following is NOT one of the reasons operations managers want to work with their supply chains to viciously cut inventories at every​ level? A. Inventory requires financial resources. B. Inventory constrains response to​ ever-shorter product life cycles. C. Inventory provides safety against​ higher-than expected demand. D. Inventory hides quality issues.

C. Inventory provides safety against​ higher-than expected demand.

Which of the following sets is determined during a backward​ pass? Part 2 A. ES and EF B. LS and EF C. LS and LF D. LS and ES

C. LS and LF

Which of the following is NOT true regarding PERT and​ CPM? A. PERT and CPM are useful in monitoring costs. B. PERT and CPM are useful when controlling large projects. C. Managers only need to closely monitor the critical path. D. Time estimates are subject to fudging by managers.

C. Managers only need to closely monitor the critical path.

Which of the following mitigation tactics is NOT designed to reduce the risk of information loss or​ distortion? A. training of supply chain partners on the proper interpretations and use of information B. secure IT systems C. alternate sourcing D. redundant databases

C. alternate sourcing

What is a​ long-term purchase commitment to a supplier for items that are to be delivered against​ short-term releases to​ ship? A. drop shipping B. postponement C. blanket order D. advanced shipping notice

C. blanket order

Which of the following strategies is part​ collaboration, part purchasing from few​ suppliers, and part vertical​ integration? A. horizontal integration B. virtual companies C. keiretsu networks Your answer is correct. D. joint ventures

C. keiretsu networks

Which of the following is NOT considered to be one of the three primary functions that all organizations​ perform? A. finance/accounting B. marketing C. research and development D. production/operations

C. research and development

Which of the following is NOT part of project​ controlling? A. close monitoring of​ resources, costs,​ quality, and budgets B. shifting resources to where they are needed most C. sequencing and allotting time to all project activities D. using a feedback loop to revise the project plan

C. sequencing and allotting time to all project activities

"Today's forecast equals​ yesterday's actual​ demand" is referred as A. the Delphi method. B. exponential smoothing. C. the naive approach. D. a moving average.

C. the naive approach.

Prior to embarking on supply chain​ design, operations managers must first consider A. how to select suppliers. B. what kind of distribution network to have. C. how to manage supply chain inventory. D. "make-or-buy" and outsourcing decisions.

D. "make-or-buy" and outsourcing decisions.

Which of the following is the FIRST step in a forecasting​ system? A. Determine the time horizon of the forecast. B. Select the items to be forecasted. C. Select the forecast​ model(s). D. Determine the use of the forecast.

D. Determine the use of the forecast.

The father of scientific management is A. Henry L. Gantt. B. Henry Ford. C. Eli Whitney. D. Frederick W. Taylor.

D. Frederick W. Taylor.

Which of these statements is NOT true about project​ scheduling? A. Project scheduling identifies the precedence relationships among activities. B. Project scheduling shows the relationship of each activity to others. C. Project scheduling encourages the setting of realistic time and cost estimates for each activity. D. Project scheduling helps make better use of resources by identifying the​ non-critical paths through the network.

D. Project scheduling helps make better use of resources by identifying the​ non-critical paths through the network.

The critical path of a network is the A. path with the fewest activities. B. path with the most activities. C. shortest time path through the network. D. longest time path through the network.

D. longest time path through the network.

Which of the following does NOT belong to the planning phase of project​ management? A. team organization B. defining the project C. goal setting D. monitoring resources

D. monitoring resources

Linear regression is most similar to which of the​ following? A. the weighted moving average method of forecasting B. the naive method of forecasting C. the simple moving average method of forecasting D. the trend projection method of forecasting

D. the trend projection method of forecasting