Question BUSN312 final exam

Part 1 of 1 – 100.0 Points

Question 1 of 20 5.0 Points

Every business is managed through what three major functions?

A.accounting, finance, and marketing

B.engineering, finance, and operations management

C.accounting, purchasing, and human resources

D.finance, marketing, and operations management

Question 2 of 20 5.0 Points

When did operations management emerge as a formal field of study?

A.during the late 1950s and early 1960s

B.during the late 1970s and early 1980s

C.during World War II

D.during the early 1900s

Answer Key:

Question 3 of 20 5.0 Points

Operations management is the business function that plans, coordinates, and controls the resources needed to produce a company’s products and services.

True

False

Answer Key:

Question 4 of 20 5.0 Points

Management science focuses on developing quantitative techniques for solving operations problems.

True

False

Answer Key:

Question 5 of 20 5.0 Points

Today many corporate CEOs have come through the ranks of operations.

True

False

Answer Key:

Question 6 of 20 5.0 Points

If inputs increase by 30% and outputs increase by 15%, what is the percentage change in productivity?

A.11.54% decrease

B.88.46% increase

C.88.46% decrease

D.11.54% increase

Answer Key:

Question 7 of 20 5.0 Points

How efficient was a process whose Standard output = 27 while Actual output = 24?

A.0.889

B.1.125

C.648

D.0

Answer Key:

Question 8 of 20 5.0 Points

What is the throughput of Fingerhut’s warehouse in St. Cloud, MN?

A.30,000 items per minute

B.30,000 items per hour

C.30,000 items per day

D.30,000 items per week

Answer Key:

Question 9 of 20 5.0 Points

Suppose that you have a system with one component and two backups. What is the formula for the reliability of the system?

A.1 – [P(1st fails)][P(2nd fails)][P(3rd fails)]

B.P(1st works) + [1 – P(1st fails)][P(2nd works)] + [1 – P(1st fails)][P(3rd works)]

C.[P(1st works)][P(2nd works)][P(3rd works)]

D.P(1st works) + [P(1st fails)][P(2nd works)] + [P(1st fails)][P(3rd works)]

Answer Key:

Question 10 of 20 5.0 Points

For the standard normal distribution, how much confidence is provided within 2 standard deviations above and below the mean?

A.97.22%

B.95.44%

C.99.74%

D.99.87%

Answer Key:

Question 11 of 20 5.0 Points

Consider a workstation that can process 4 units per minute. It takes 2 hours to receive an order from the previous station. The container size is 10 units. The factory sets safety stock at 20 percent of demand during lead time. How many kanbans are needed for the workstation?

A.57.6

B.48

C.9.6

D.28.8

Answer Key:

Question 12 of 20 5.0 Points

The following sales figures show actual sales over the identified time period. What can be determined by comparing a simple mean forecast and a six month moving average forecast?

December 4,000

January 5,000

February 4,000

March 4,500

April 5,500

May 5,000

A.4.7, 5

B.4.7, 4

C.4, 4.7

D.4, 4

Answer Key:

Question 13 of 20 5.0 Points

The cost per unit is $36.74 at the best operating level. When the output is higher, the unit cost will be what?

A.lower

B.the same

C.higher

D.could be higher or lower

Answer Key:

Question 14 of 20 5.0 Points

How many different layout solutions are possible with 7 departments?

A.7

B.7-1

C.(1)(2)(3)(4)(5)(6)(7)

D.7 x 7 =49

Answer Key:

Question 15 of 20 5.0 Points

The formula for determining the number of observations needed depends upon all except which of the following values?

A.the desired accuracy

B.the number of standard deviations needed for the desired confidence

C.the standard deviation of the sample observations

D.the maximum observed value in the sample

Answer Key:

Question 16 of 20 5.0 Points

The formula to calculate a week’s of supply is?

A.weeks of supply = average weekly usage in dollars/average inventory on hand in dollars

B.weeks of supply – average inventory on hand * average annual usage in dollars * 12

C.weeks of supply = average inventory on hand * average weekly usage in dollars

D.weeks of supply = average inventory on hand in dollars/average weekly usage in dollars

Answer Key:

Question 17 of 20 5.0 Points

Pizza parlor has an average monthly demand of 1200 pizzas. Statistically, each employee can produce 10 pizzas per hour. The parlor is open 20 days each month. How many employees must they need to meet the demand using a level aggregate plan?

A.4

B.5

C.6

D.8

Answer Key:

Question 18 of 20 5.0 Points

What information system enables companies to have the right material in the right amounts available at the right time?

A.manufacturing resources planning

B.multifunctional requirements planning

C.material requirements planning

D.material relationships planning

Answer Key:

Question 19 of 20 5.0 Points

. Slim-Quick Inc. produces a variety of nutritional diet products. Management wants to evaluate the performance of Work Center 10, the bottleneck in the packaging line. They are particularly worried about the backlogging problem in the work center. The following input/output report is given.

Input Information

Period 1 2 3

Planned Input (hours) 110 80 130

Actual Input (hours) 80 120 100

Output Information

Period 1 2 3

Planned Output (hours) 100 100 100

Actual Output (hours) 80 70 110

The initial backlog was 100 hours. Based on the above information, calculate the backlog hours of Work Center 10 at the end of period 3.

A.100

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