MSOM 3101 Final

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Which of the following statements is NOT true about the process capability​ ratio?

A capable process has a process capability ratio less than one.

​multiple-server, multiphase system

A concert​ hall, employing both ticket takers and ushers to seat​ patrons, behaves typically as which of the​ following?

exponential smoothing forecast.

A forecast based on the previous forecast plus a percentage of the forecast error is​ a(n):

cost of moving between various work areas, environment and aesthetics, capacity and space requirements, material handling equipment.

A good layout requires​ determining:

operations

A large percentage of the revenue of most firms is spent on which​ function?

all demand and supply constraints are satisfied.

A transportation problem has a feasible solution​ when:

The problem will require a dummy supply with a capacity of 10 units.

A transportation problem has two​ origins: A can supply 20 units and B can supply 30 units. This problem has two​ destinations: C requires 25 units and D requires 35 units. Which of the following is​ true?

0.33

A waiting line model meeting the assumptions of​ M/M/1 has an arrival rate of 2 per hour and a service rate of 6 per hour. What is the utilization factor for the​ system?

intermediate term

Aggregate planning is concerned with determining the quantity and timing of production in the

​multiple-server, single-phase system

An airline ticket​ counter, with several agents for one line of​ customers, is an example of which of the​ following?

at the intersection of at least two constraints.

An optimal solution to a linear programming problem MUST lie

job shop

A​ hospital's layout most closely resembles which of the​ following?

steel making

A​ product-oriented layout would be MOST appropriate for which one of the following​ businesses?

Managing quality helps build successful strategies of

Differentiation, low cost and response

actual output divided by effective capacity.

Efficiency is given by

58.9

Given an actual demand this period of​ 61, a forecast for this period of​ 58, and an alpha of​ 0.3, what would the forecast for the next period be using exponential​ smoothing?

postoptimality analysis

In linear​ programming, what is another name for sensitivity​ analysis?

create a dummy source

In transportation​ modeling, what do we do if total demand is greater than total​ supply?

create a dummy destination

In transportation​ modeling, what do we do if total supply is greater than total​ demand?

resources.

Linear programming is a mathematical technique designed to help operations managers plan and make decisions necessary to allocate

​CR: Critical ratio

Of the following sequencing​ rules, which is considered to be​ dynamic?

flexibility in equipment and labor assignment

One of the major advantages of​ process-oriented layouts​ is:

minimizing the imbalance in the workloads among workstations

The central problem in​ product-oriented layout planning​ is:

production

The creation of goods and services is referred to​ as:

Min{LS of all immediate following​ activities}.

The latest finish of an activity is

minimize the costs of material handling

The most common tactic followed in​ process-layout planning is to arrange departments or work centers so​ they:

provide a statistical signal when assignable causes of variation are present.

The objective of a statistical process control​ (SPC) system is to

minimizing cost

The objective of aggregate planning is to meet forecast demand while​ ________ over the planning period.

meet forecast demand while minimizing cost over the planning period

The objective of aggregate planning is usually to

strike a balance between inventory investment and customer service.

The objective of inventory management is to

measure forecast accuracy.

The primary purpose of the mean absolute deviation​ (MAD) in forecasting is​ to:

total shipping costs

The purpose of the transportation approach for location analysis is to minimize which of the​ following?

decision tables and decision trees

The text presents which two analytic tools to help with decision​ making?

​planning, scheduling, and controlling.

The three phases involved in the management of large projects are

linear programming problems

The transportation method is a special case of the family of problems known as​ what?

timing of orders and order quantity.

The two most basic inventory questions answered by the typical inventory model​ are:

process capability ratio and process capability index.

The two popular measures for quantitatively determining if a process is capable are

worker A assigned to job 2 and worker B assigned to job 1

There are two jobs to be assigned to two workers. The profit for worker A on job 1 is​ $5 and on job 2 is​ $8. The profit for worker B on job 1 is​ $10 and on job 2 is​ $12. How should the work be divided using the assignment​ method?

product oriented

The​ ________ layout's main objective is to equalize the task time for each station.

determining what to benchmark.

To develop a standard or​ benchmark, firms need to start with

square

What decision tree symbol represents a decision​ node?

circle

What decision tree symbol represents a​ state-of-nature node?

alternative

What is a course of action or strategy that may be chosen by a decision​ maker?

objective function

What is a mathematical expression in linear programming that maximizes or minimizes some​ quantity?

​break-even analysis

What is a means of finding the​ point, in dollars and​ units, at which costs equal​ revenues?

payoff table

What is an alternative name for a decision​ table?

sources

What is an alternative name for origin points within transportation​ modeling?

state of nature

What is an occurrence or a situation over which the decision maker has little or no​ control?

EMV

What is the most commonly used criterion for decision tree​ analysis?

prioritize and allocate demand to available facilities

What is the objective of​ scheduling?

design capacity

What is the theoretical maximum output of a system in a given period under ideal​ conditions?

bottleneck time

What is the time of the slowest workstation in a production​ system?

3 to 18 months

What is the typical time horizon for aggregate​ planning?

shadow price

What is the value of one additional unit of a scarce resource in​ LP?

​process-oriented layout

What layout strategy deals with​ low-volume, high-variety​ production?

the fixed cost of operating each origin point

Which of the following is NOT a requirement for using the transportation​ model?

MRP (finished goods, work-in-process, & raw material ARE inventory)

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

multiple regression

Which of the following is NOT a​ time-series model?

research and development

Which of the following is NOT considered to be one of the three primary functions that all organizations​ perform?

Quantity discounts are possible.

Which of the following is NOT one of the basic assumptions of the basic EOQ​ model?

A. to take advantage of quantity discounts B. to provide a selection of goods for anticipated customer demand and to separate the firm from fluctuations in that demand C. to decouple various parts of the production process D. to hedge against inflation E. All of the above are functions of inventory. Answer: E

Which of the following is a function of​ inventory?

A. average queue length B. average waiting time in the line C. probability of a specific number of customers in the system D. utilization factor for the system E. all of the above Answer: E

Which of the following is a measure of queue​ performance?

Delphi method

Which of the following is a qualitative forecasting​ method?

exponential smoothing

Which of the following is a quantitative forecasting​ method?

kaizen

Which of the following is the Japanese term used to describe continuous improvement​ efforts?

​EDD: Earliest due date

Which of the following priority rules minimizes maximum​ tardiness?

SPT: Shortest processing time

Which of the following priority rules minimizes the average number of jobs in the​ system?

toll booth serving automobiles on an interstate

Which of the following represents an unlimited​ queue?

LS and LF

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

Aggregate plans use information regarding individual products rather than product lines.

Which of the following statements is NOT true regarding aggregate​ plans?

0.10 (out of 0.22, 0.5, 0.9)

Which of the following values of alpha would cause exponential smoothing to respond the SLOWEST to forecast​ errors?

marketing (scheduling, layout strategies, and managing quality are)

Which of these is NOT one of the 10 strategic OM​ decisions?

standard time

Which of these time estimates is NOT used in​ PERT?

single server

Which one of the following is NOT a characteristic of a Model B or​ M/M/S system?

c​-chart

Which type of control chart should be used when it is possible to have more than one mistake per​ item?

maximin

Which​ decision-making rule is known as a​ "pessimistic" decision​ criterion?

The assignment method​ is:

a form of linear programming for optimally assigning tasks or jobs to resources.

The correct sequence from longest to smallest duration scheduling​ is:

capacity​ planning, aggregate​ planning, master​ schedule, short-term scheduling.

The objective of layout strategy is to

develop an effective and efficient layout that will meet the​ firm's competitive requirements.

With respect to PERT and​ CPM, slack

is the amount of time a task may be delayed without changing the overall project completion time.

The critical path of a network is the

longest time path through the network.

Process capability

means that the natural variation of the process must be small enough to produce products that meet the standard.

The American Society for Quality defines quality as

the totality of features and characteristics of a product or service that bears on its ability to satisfy stated or implied needs.

the transportation method

​"An optimal plan for minimizing the cost of allocating capacity to meet demand over several planning​ periods" best describes which of the​ following?


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