ops 571 final exam

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OPS 571 FINAL

Description

We would expect to see which of the following in an MRP system’s inventory status file?

Labor efficiency

End items produced

Late/early delivery records
Scrap parts

 

2
A project starts out as which of the following?

Critical path method (CPM)

A statement of work

A latest-start-time estimate

A series of milestones
3
In setting up a kanban control system you need to determine the number of kanban card sets needed. If
the expected demand during lead time is 25 per hour, the safety stock is 20 percent of the demand
during lead time, the container size is 5, and the lead time to replenish an order is 5 hours, what the
number of kanban card sets is needed?

30

20

5

27
4
Which of the following is a multifactor measure of productivity?

Output/(Labor + Capital + Energy)

Output/Inputs

Output/All resources used

Output/(Materials)
5
Assuming no safety stock, what is the reorder point (R) given an average daily demand of 78 units and a
lead time of 3 days?

78

234

26

421
6
A major competitive dimension that forms a company’s strategic operational competitive position in their
strategic planning is which of the following?

Focus

Automation

Straddling

Cost or price
7
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?

Task

Time

Trust

Teamwork
8
You are a consultant called in to estimate the costs after the employees learn how to do a job more
efficiently by repetition of new product. You find a company can produce a product the first time at a cost
of $5,000. If their 90 percent learning curve allows them to reduce their costs on each unit, what is the
total cost of producing 100 units of the new product?

$500,000

$290,700

$250,687

$390,000
9
A company can produce a small lot of products the first time at a cost of $2,000. If their 85 percent
learning curve allows them to reduce their costs on each lot, what is the total cost of producing 5 lots?

$8,062.00

$10,000.00

$4,031.00

$9,376.50
10
Which of the following is a reason that firms must develop more new products than ever?

Product life cycles are shorter

To amortize heavy investments in development labs

Commitments to joint venture partners

They are replacing old customers with new ones
11
What transportation mode has very high initial investment costs but gives a very low cost per mile for
products that are highly specialized and require no packaging?

Water

Pipeline

Rail

Highway
12
For which of the following should we use an R-chart to monitor process quality?

Student grades measured from 1 to 100

Determining whether vehicles from a motor pool will run

Deciding whether an airliner has sufficient fuel for its trip

Weighing trucks at a highway inspection station to determine if they are overloaded
13
You want to determine the upper control line for a p-chart for quality control purposes. You take several
samples of a size of 100 items in your production process. From the samples, you determine the fraction
defective is 0.05 and the standard deviation is 0.01. If the desired confidence level is 99.7 percent, which
of the following is the resulting UCL value for the line?

0.39

0.05

0.06

0.08
14
The centroid method for plant location uses which of the following data?

Transport times between facilities

Volume of goods to be shipped between existing points

Correlation matrix of existing facilities

Inbound transportation costs
15
A material requirements planning system is an example of which of the following scheduling systems?

Finite loading, backward scheduling

Infinite loading, forward scheduling

Finite loading, forward scheduling

Infinite loading, backward scheduling
16
Which of the following is an alternative possible service encounter included in the service-system design
matrix?

Face-to-face distance

Internet

Automated teller (ATM)

Questionnaire response
17
Which of the following is a major factor that distinguishes service design and development from
manufacturing design and development?

The service package has the same legal protection available to manufactured goods.

The service process and service product can be developed independently.

The service package is the major output of the development process.

Manufacturing is far more capital intensive than services.
18
You have just been assigned to oversee a series of projects. Functional areas will loan you personnel for
each project, and separate project managers will be responsible for separate projects. These project
managers will report to you. Which project management structure is being used?

Functional project

Task force

Pure project

Matrix project
19
Which of the following is a measure of operations and supply management efficiency used by Wall
Street?

Receivable turnover

Earnings per share growth

Dividend payout ratio

Current ratio
20
Capacity planning that involves hiring, layoffs, some new tooling, minor equipment purchases, and
subcontracting is considered as which one of the following planning horizons?

Current

Intermediate range

Short range

Long range
21
Which of the following is one of Dr. Eli Goldratt’s rules of production scheduling for optimized production
technology?

An hour lost at a bottleneck saves an hour for the entire system

Utilization and activation of a resource are not the same

Do not allow bottlenecks to govern the flow of the line

Balance the capacities, not the flows
22
The Pareto principle is best applied to which of the following inventory systems?

Fixed-order quantity

ABC classification

Fixed-time-period

EOQ
23
If a firm produced a standard item with relatively stable demand, the smoothing constant alpha (reaction
rate to differences) used in an exponential smoothing forecasting model would tend to be in which of the
following ranges?

20 to 50 percent

5 to 10 percent

60 to 120 percent

20 to 80 percent
24
The ability to rapidly and inexpensively switch production from one product to another enables what are
sometimes referred to as:

Economies of size

Economies of scope

Economies of scale

Economies of shape
25
What is a work breakdown structure?

A depiction of the activities making up a project

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

A Gantt chart

A list of the activities making up the higher levels of the project
26
Which of the following is a time-to-market performance measure used in judging product development
performance?

Customer loyalty

Frequency of new-product introductions

Product reliability

Yield
27
According to the theory of constraints, which of the following is a financial measurement that can be used
to measure the firm’s ability to make money?

Net profit

Inventory

Throughput

Sales
28
In business forecasting, what is usually considered a medium-term time period?

Three months to two years

Six weeks to one year

One to five years

One to six months
29
The objectives of work center scheduling include which of the following?

Providing variety to workforce

Minimizing setup costs

Following all the priority rules

Avoiding tradeoffs
30
In development of an operations and supply chain strategy, which of the following may be an important
product-specific criteria to consider?

Production lot size

Focus

Supplier after-sale support

Learning curve