Operations final

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

PERT and CPM would NOT work for which of the following​ projects?

A. A large and complex construction project B. An​ ill-defined government project Your answer is correct. C. A​ well-defined business project D. A government project with a tight budget

Inventory record accuracy would be decreased by

A. ABC analysis. B. cycle counting. C. reorder points. D. increasing stockroom accessibility. Your answer is correct

Which of the following hypothetical critical path activities would be most beneficial to​ crash?

A. Crash cost​ = high, normal time​ - crash time​ = high B. Crash cost​ = low, normal time​ - crash time​ = low C. Crash cost​ = high, normal time​ - crash time​ = low D. Crash cost​ = low, normal time​ - crash time​ = high Your answer is correct

The objective of inventory management is to

A. decouple various parts of the production process. B. strike a balance between inventory investment and customer service. Your answer is correct. C. take advantage of quantity discounts. D. provide a selection of goods for anticipated customer demand.

Among the​ following, critical path and slack time analysis MOST help

A. point out who is responsible for various activities. B. pinpoint activities that need to be closely watched. Your answer is correct. C. highlight relationships among project activities. D. managers define the project activities.

The slack for any activity on the critical path will be

A. positive. B. zero. Your answer is correct. C. infinite. D. negative.

Which of the following activities does NOT belong to the controlling phase of project​ management?

A. revise plans B. shift resources C. monitor​ resources, costs,​ quality, and budgets D. define the project Your answer is correct

Which of the following is NOT part of project​ controlling?

A. shifting resources to where they are needed most B. close monitoring of​ resources, costs,​ quality, and budgets C. sequencing and allotting time to all project activities Your answer is correct. D. using a feedback loop to revise the project plan

What operations management function is most important to complete prior to inventory​ management?

A. Forecasting demand Your answer is correct. B. Location analysis C. Facility layout D. Total quality management

Which of the following is the LEAST likely reason to crash a​ project?

A. A critical path activity is behind schedule B. The project completion date has been moved sooner C. A​ non-critical path activity is behind schedule Your answer is correct. D. The project is behind schedule

What is a key characteristic of a project that is​ well-defined?

A. Active collaboration and constant feedback B. Flexibility in the project scheduling C. Extensive initial planning and careful scheduling Your answer is correct. D. Introduction of new technology

Which of the following activities are NOT part of project​ scheduling?

A. Chart separate schedules for personnel needs by type of skill and materials needs. B. Compute resources needed at each stage of production. C. Make sure all necessary activities are finished in proper sequence and on time. Your answer is correct. D. Decide how long each activity will take.

Critical path analysis helps us determine which characteristic of a​ project?

A. Cost B. Time to complete Your answer is correct. C. Number of employees D. Activity predecessors

Which of the following sets is determined during a backward​ pass?

A. ES and EF B. LS and LF Your answer is correct. C. LS and ES D. LS and EF

How is the EF​ computed?

A. ES​ + Activity time Your answer is correct. B. ​Min{LS of all immediate following​ activities} C. LF minus−Activity time D. ​Max{EF of all immediate​ predecessors}

Which of the following is true related to activities on the critical​ path?

A. Fewer resources should be dedicated to these activities B. They always include the activity with the longest processing time C. Delays in these activities will delay in the entire project Your answer is correct. D. They always include the most expensive activity

Which of the following statements is NOT true regarding location​ decisions?

A. Location decisions are important because location has a major impact on the overall risk and profit of the company. B. Location often has the power to make or break a​ company's business strategy. C. Location decisions to support a​ low-cost strategy require particularly careful consideration. D. Once management is committed to a specific​ location, many costs become relatively easy to reduce. Your answer is correct

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. Your answer is correct. D. Time estimates are subject to fudging by managers.

Which of the following situations could lead to an ethical code​ violation?

A. Rewarding a contractor the job after receiving a large gift B. Cutting corners to save time and money C. Altering status reports to mask the reality of project delays D. All of the above Your answer is Correct

PERT and CPM are NOT used in which phase of project​ management?

A. Scheduling B. Planning Your answer is correct. C. Controlling D. PERT and CPM are used in all three phases

Which of the following represents the FIRST step to crash a​ project?

A. Select the best activity to be crashed and crash it by one period. B. Find the critical​ path(s) in the project network. C. Compute the crash cost per period for each activity in the network. Your answer is correct. D. Update all activity times.

Which of the following is NOT a function of​ inventory?

A. To minimize disruptions in the production process B. To provide selection of goods for anticipated customer demand C. To increase total invested capital Your answer is correct. D. To leverage discounts for buying in bulk

What is the primary purpose of a project​ network?

A. To reduce redundancies among activities B. To provide a convenient and useful visual representation of the project Your answer is correct. C. To differentiate AOA and AON networks D. To illustrate the length of the project

Cycle counting

A. cannot be performed in an independent demand situation. B. is a process by which inventory records are verified. Your answer is correct. C. increases annual inventory adjustments. D. involves shutting down production once per year to perform the annual inventory count.

Which of the following does NOT belong to ordering​ costs?

A. clerical support B. order processing C. interest payments Your answer is correct. D. cost of supplies

Which of the following does NOT belong to the planning phase of project​ management?

A. defining the project B. goal setting C. monitoring resources Your answer is correct. D. team organization

Which of the following is NOT a key success factor in the country location​ decision?

A. government rules B. labor productivity C. location of markets D. zoning restrictions Your answer is correct

Dummy activities

A. have a duration equal to the shortest​ non-dummy activity in the network. B. are found in both AOA and AON networks. C. cannot be on the critical path. D. are used when two activities have identical starting and ending events. Your answer is correct

With respect to PERT and​ CPM, slack

A. is the latest time an activity can be started without delaying the entire project. B. marks the start or completion of a task. C. is a task or subproject that must be completed. D. is the amount of time a task may be delayed without changing the overall project completion time. Your answer is correct

The critical path of a network is the

A. longest time path through the network. Your answer is correct. B. shortest time path through the network. C. path with the fewest activities. D. path with the most activities.

Policies based on ABC analysis might include investing

A. more in supplier development for A items. Your answer is correct. B. more in inventory security for C items. C. the most time and effort verifying the accuracy of records for B items. D. extra care in forecasting for C items.

Gantt charts are

A. planning charts used to schedule resources and allocate time. Your answer is correct. B. not easy to understand. C. widely used network techniques. D. not widely used.

Which of the following is NOT an element used to compute crash cost per​ period?

A. standard time B. crash time C. crash cost D. optimistic time Your answer is correct

Which of the following does NOT belong to holding​ costs?

A. storage costs B. order processing Your answer is correct. C. insurance on inventory D. ​pilferage, scrap, and obsolescence

ABC analysis divides an​ organization's on-hand inventory into three classes based upon

A. unit price. B. the number of units on hand. C. annual dollar volume. Your answer is correct. D. annual demand.

The latest finish of an activity is

A. ​Max{EF of all immediate​ predecessors}. B. LFminus−Activity time. C. ES​ + Activity time. D. ​Min{LS of all immediate following​ activities}. Your answer is correct

The​ center-of-gravity approach minimizes the distance traveled assuming straight lines. This approach ignores geographical features that would tend to violate the straight line constraint such as ​(select all that​ apply):

A. ​Non-straight roads Your answer is correct. B. Rivers Your answer is correct. C. Trips D. Bridges Your answer is correct

The three phases involved in the management of large projects are

A. ​planning, scheduling, and controlling. Your answer is correct. B. ​scheduling, designing, and operating. C. ​planning, scheduling, and evaluating. D. ​scheduling, operating, and evaluating.


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