UPDATE 2026
By making many burgers before customers ask for them, a fast-food restaurant is
sacrificing the dimension of ___ and improving the dimension of ___ in the
customers' utility function - Answers Fit, timing
A key process metric is ____ - Answers Flow time
A bank has three tellers. It takes a teller 6 minutes to serve one customer. What is the
capacity of the bank in customers per hour? - Answers 30
Operations management is about __________. - Answers Improving the way, we
work
"Match supply with demand" means __________. - Answers Providing customers
what they want, while also making a profit
What is the relationship between the processing time at a resource and its capacity? -
Answers They are reciprocals of each other
Economic theory suggests that a customer chooses a product or service to obtain the
highest __________. - Answers Utility
__________ is a response to the three system inhibitors and helps answer the question
of how a firm improves the productivity of its processes. - Answers Lean Operations
A popular roller coaster ride lasts 10 minutes. There are 20 people on average on the
roller coaster during peak time. How many people are stepping onto the roller coaster
per minute at peak time? - Answers 2
A sold-out concert that turns away music fans because it is not able to increase the
number of seats is an example of __________. - Answers Inflexibility
Six customers enter a gift shop during a 3-hour period. On average there are 0.25
customers in the gift shop and each spends 7.5 minutes in the shop on average. Which
of the following numbers is most directly associated with the flow rate of customers?
- Answers 6
When considering learning only, which of the following statements is TRUE when
computing the cumulative costs of producing a certain quantity of output (greater than
one)? - Answers The cumulative costs of producing a certain quantity of output are
lower than the product of the initial costs and the output quantity
A bank is underwriting loans for small businesses. Currently, about 5 percent of the
underwriting decisions are found to be incorrect when audited by the bank's quality
, assurance department. The bank has a goal of reducing this number to 1 percent. What
form of an improvement trajectory is most likely to occur? - Answers Exponential
decay
A learning curve which follows the power law shows the __________ gets smaller
from unit to unit, but the __________ remains constant with each doubling of
cumulative output. - Answers absolute improvement in unit cost, percentage
improvement
Not all of the 100 customers who walk into the C&A store per day will make a
purchase. About 20% come to browse but not buy, 10% need assistance to complete a
purchase, and 5% need assistance but leave without making a purchase. The other
65% purchase something without requiring assistance. C&A has one greeter (who
greets every customer), two assistants (who deal with customers who need
assistance), and two cashiers (who serve customers who purchase something). What is
the total demand rate per day for the greeter? - Answers 100
1. Consider a process that has multiple flow units with different demand rates and
different paths through the process flow diagram. Consider the following statements:
I. The resource with the largest total demand rate is the bottleneck.
II. The implied utilization can never be bigger than 100%.
III. The resource that has the highest implied utilization is the bottleneck.
Which of the following choices identifies the correct statement(s)? - Answers III only
How does the average tenure of an employee relate to the average time an employee
spends with the company? - Answers They are one and the same thing.
1. C&A makes two types of products using four machines from 9 a.m. to 5 p.m. each
day. Product A visits machines 1, 2, and 4. Product B only visits machines 1 and 3.
The capacity is 0.4 unit per minute at machine 1, 0.12 unit per minute at machine 2,
0.2 unit per minute at machine 3, and 0.3 unit per minute at machine 4. The demand
per day is 40 units for Product A and 160 units for Product B. Which resource is the
bottleneck? - Answers Machine 3
C&A operates three eight-hour shifts to produce 600 gallons of a chemical per day. It
requires 12 minutes of labor to produce a gallon of the chemical. What is C&A's takt
time in minutes per gallon, and what is the target manpower? - Answers 2.4, 5
If __________ is the constraint, we should __________ the staffing level to lower
capacity. - Answers capacity, raise