Supply Chain MGT Exam 2

Matrix project

A series of projects that are organized in such a way that each project utilizes people from different functional areas is using which of the following organizational structures?

Workforce scheduling

A. In an overview of the major operations planning activities in a typical service organization, which of the following activities follows aggregate sales and operations planning?

Cost Variance

BCWP - AC

Schedule Variance

BCWP - BCWS

Cost Performance

BCWP/AC

Cost Performance Index

BCWP/AC

Schedule Performance Index

BCWP/BCWS

Multichannel, single phase

Buying a ticket for a college football game where there are multiple windows to buy the ticket at features which type of queuing system line structure?

The slack of this activity is 2

For an activity in a CPM analysis, the Early Start time is 8 and the Late Start time is 10. Which of the following statements is true?

Single channel, single phase

Getting an autograph from a famous person might involve standing in which type of queuing line structure?

Single channel, multiphase

In a college registration process, several department heads have to approve an individual student's semester course load. What is the queuing system line structure?

Batches of more than 20 units should be run on machine B.

In a workcenter, machine A has a ten minute set-up time per batch and a two minute per unit run time. Machine B performs the identical function but has a set-up time of thirty minutes and a one minute run time per unit. The work center makes products in batches ranging from one unit to one hundred units. Assuming capacity is not a limitation on either machine, on which batches should machine B be used?

Low production efficiency

In the service-system design matrix, a face-to-face total customization service encounter is expected to have which of the following?

Throughput

Inventory/Flow time

You cannot inventory service, the process is part of the product, a service cannot be patented, Service is not tangible, Providing a service requires some degree of interaction with the customer.

List at least three significant ways in which service systems differ from manufacturing systems.

Inventory

The customer order decoupling point determines the position of what in the supply chain?

Demand

The essence of yield management is the ability to manage what?

High and low customer contact aspects of the service

The service blueprint makes a distinction between:

Task

There are many applications of poka-yokes in service organizations. Which of the following is one of the three-T's used to classify poka-yokes?

Highly variable

Under what type of demand is yield management most effective?

480 minutes/50 units = 9.6 minutes per unit

Using the assembly-line balancing procedure, which of the following is the required cycle time in minutes per unit if the daily production time is 480 minutes and the required daily output is 50 units?

The source population and the way customers arrive at the system, the servicing systems, and how customers exit the system.

Which of the following are the three major components of a queuing system?

Workcenter

Which of the following basic types of process structures is one which similar equipment or functions are grouped together?

Segment the customers

Which of the following is a suggestion for managing queues that is mentioned in the textbook?

The departmental faculty in line at the copy machine.

Which of the following is an example of a finite population in a queuing system?

Physician practice

Which of the following is considered a high-contact service operation?

Last in, first out

Which of the following is not a queue discipline discussed in the textbook?

Fabrication. Work Flow Structures: Project, workcenter, manufacturing cell, assembly line, and continuous process.

Which of the following is not considered a major work flow structure?

Customer contact

Which of the following refers to the physical presence of the customer in a service system?

60/(8*10) = 0.750

You have just determined the actual number of workstations that will be used on an assembly line to be 8 using the assembly-line balancing procedure. The cycle time of the line is 10 minutes and the sun tasks required on the line is 60 minutes. Which of the following is the correct value for the resulting efficiency?

The service blueprint

. The "line of visibility" is a feature of:

Workforce levels and inventory on hand

43. The main purpose of aggregate operations planning is to specify the optimal combination of which of the following?

B. Raw material availability and competitor's behavior

44. In conducting aggregate operations planning there are a number of required inputs. Which of the following are inputs considered external to the firm?

C. Current physical capacity and current workforce

46. In conducting aggregate operations planning there are a number of required inputs. Which of the following are considered inputs internal to the firm?

D. Stable workforce, variable work hours

48. Which of the following is considered a "pure" production planning strategy?

Process Planning

50. In an overview of the major operations planning activities in a typical organization, which of the following activities precedes aggregate sales and operations planning?

Level

50. Maintaining a stable workforce working at a constant output rate while shortages and surpluses are absorbed by fluctuating inventory levels, order backlogs, and allowing lost sales is which of the following production planning strategies?

1340

52. Using the cut-and-try method for aggregate operations planning we can determine the production requirement in units of product. If the beginning inventory is 100 units, the demand forecast is 1,200, and the necessary safety stock is 20% of the demand forecast, which of the following is the production requirement?

Inventory is perishable

55. From an operational perspective yield management is most effective under which of the following circumstances?

E. Demand is stable and close to capacity

56. From an operational perspective yield management is least effective under which of the following circumstances?

Services cannot be inventoried

63. Which of the following is a characteristic that can be used to guide the design of service systems?

A. Mail contact

65. Which of the following are alternative possible service encounters included in the Service-System Design Matrix?

D. Low sales opportunity

68. In the service-system design matrix, a mail contact service encounter is expected to have which of the following?

Workstation cycle time (C)

= production time per day/ required output per day

None of these

A company is concerned about the number of customers that have to wait for service in their customer service department. Assume the rate at which customers arrive is 12 per hour. Using the infinite queuing notion for the models presented in the textbook, which of the following is the mean time between arrivals?

What is a work breakdown structure?

A definition of the hierarchy of project tasks, subtasks, and work packages

Make to stock firm

A firm fills its customers orders from finished goods inventory. It is a:

Engineer-to-order

A firm will work with a customer to design the product, and then make it from purchased materials, parts, and components. This firm is called:

A statement of work

A project starts out as which of the following?

Face-to-Face, tight specs

A ride at an amusement park is an example of a service operation where there is direct contact between the customer and server, but little variation in the service process -- neither the customer nor server has much discretion in how the service will be provided. As shown on the Service System Design Matrix, which type of service is being delivered?

Assemble-to-order

Dell computers primary consumer business takes orders from customers for specific configurations of desktop and laptop computers. Customers must select from a certain model line of computer, and choose from available parts, but within those constraints may customize the computer as they desire. Once the order is received, Dell assembles the computer as ordered and delivers it to the customer. What type of manufacturing process is described here?

Production requirement

Demand forecast + safety stock - beginning inventory