# FIU MAN4504 EXAM 1 (35 QUESTIONS) ALL ARE CORRECT - 88396

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QUESTION 1

The expected activity time in PERT analysis is calculated as:

the simple average of the optimistic, pessimistic, and most likely times.

the weighted average of a, m, and b, with m weighted 4 times as heavily as a and b.

the sum of the optimistic, pessimistic, and most likely times.

the sum of the optimistic, pessimistic, and most likely times, divided by six.

the sum of the activity variances, divided by six.

2.85714 points

QUESTION 2

The Dulac Box plant produces 500 cypress packing boxes in two 10-hour shifts. Due to higher demand, they have decided to operate three 8-hour shifts instead. They are now able to produce 600 boxes per day. What has happened to productivity?

It has not changed.

It has increased by 37.5 boxes/hr.

It has increased by 20%.

It has decreased by 8.3%.

It has decreased by 9.1%.

2.85714 points

QUESTION 3

Which of the following attributes is most typical of a service?

production and consumption occur simultaneously

tangible

mass production

consistency

easy to automate

2.85714 points

QUESTION 4

Which of the following statements regarding critical paths is true?

The shortest of all paths through the network is the critical path.

Some activities on the critical path may have slack.

Every network has only one critical path.

On a specific project, there can be multiple critical paths, all with exactly the same duration.

The duration of the critical path is the average duration of all paths in the project network.

2.85714 points

QUESTION 5

Which of the following tasks within an airline company are related to operations?

crew scheduling

international monetary exchange

sales

accounts payable

2.85714 points

QUESTION 6

Which of the following statements about time-series forecasting is true?

It is always based on the assumption that future demand will be the same as past demand.

It makes extensive use of the data collected in the qualitative approach.

It is based on the assumption that the analysis of past demand helps predict future demand.

Because it accounts for trends, cycles, and seasonal patterns, it is always more powerful than associative forecasting.

All of these are true.

2.85714 points

QUESTION 7

An activity on a PERT network has these time estimates: optimistic = 2, most likely = 3, and pessimistic = 8. What is its expe

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