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Saudi Electronic University MGT 530 MTBF/MTR calculations 1)The time between failures for an electrical appliance is exponentially distributed with a mean of 25 months

Management

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Saudi Electronic University

MGT 530

MTBF/MTR calculations

1)The time between failures for an electrical appliance is exponentially distributed with a mean of 25 months. What is the probability that the next failure won't occur before 30 months have elapsed?

A.            Not in excess of .2

B.            In excess of .2 but not in excess of .3

C.            In excess of .3 but not in excess of .4

D.            In excess of .4 but not in excess of .6

E.            In excess of .6

 

2. Waygate's residential internet modem works well but is sensitive to power-line fluctuations. On average, this product hangs up and needs resetting every 200 hours. On average about 45 minutes is needed to reset this product. What is this product's availability?

A.            Not in excess of .75

B.            In excess of .75 but not in excess of .8

C.            In excess of .8 but not in excess of .9

D.            In excess of .9 but not in excess of .95

E.            In excess of .95

 

Service design process

3. Service design generally differs from product design in which of the following ways?

A.            Service design tends to focus on tangible factors.

B.            There is less latitude in detecting and correcting errors prior to delivery.

C.            There is a lesser requirement to be aware of competitors' offerings.

D.            There is less visibility to customers.

E.            There is no difference.

 

4. The more novel a new product or service design is, the more forecasters have to rely on:

A.            subjective estimates.

B.            seasonality.

C.            cyclicality.

D.            historical data.

E.            smoothed variation.

 

5. Which of these pairs of functions would tend to be affected most dramatically by a product or service redesign?

A.            Operations and Accounting

B.            Marketing and Operations

C.            Finance and Human Resources

D.            Engineering and Accounting

E.            Finance and Engineering

 

Product design process

6. Product design and process selection are examples of               decisions.

A.            financial

B.            tactical

C.            system design

D.            system operation

 

E.            forecasting

 

7. Which of the following is not one of the phases of product design and development?

A.            Specify product specifications.

B.            Conduct market test.

C.            Specify process specifications.

D.            Conduct design review.

E.            Perform applied research.

 

Standardization

8.            is generally used to facilitate an organization strategy that emphasizes low cost.

A.            Speed to market

B.            Flexibility

C.            Customization

D.            Sustainability

E.            Standardization

 

9. Which of the following is not an advantage of standardization?

A.            The opportunity to freeze design at a very early stage.

B.            Fewer parts to deal with in inventory.

C.            Reduced training cost and time.

D.            Purchasing is more routine.

E.            Inventory management is less complex.

 

10. The term "standardization" is closely associated with:

A.            customization.

B.            high cost.

C.            longer lead times.

D.            variety.

E.            interchangeability.