OPERATIONS EXCELLENCE FINAL EXAM 2025
QUESTIONS WITH CORRECTLY SOLVED
ANSWERS/NEWEST UPDATE
Students have to change buildings between classes, which often involves walks of 5
minutes or more. Walking from one building to another is
a waste
non-value-added time
value-added time. - CORRECT ANSWER- non-value-added time
Such walks are not waste, as they are required given the current lay-out of the campus.
However (unless the students take great joy in the walk), they do not add value to the
customer; they are thus non-value add time.
Non-Value Added - CORRECT ANSWER- a processing step that does not enhance the
product but must be done
value added time - CORRECT ANSWER- the time in which useful work is actually being
done on the unit
What are the two pillars of the Toyota Production System?
a Just-in-time and waste reduction
b Waste reduction and built-in quality
c Built-in quality and just-in-time
d Process improvement and waste reduction - CORRECT ANSWER- c Built-in quality
and just-in-time Correct
Built-in Quality - CORRECT ANSWER- Built-In Quality practices ensure that each
Solution element, at every increment, meets appropriate quality standards throughout
development.
just in time - CORRECT ANSWER- a logistics process in which goods arrive when
needed for production, use, or sale rather than sitting in storage
Which of the following does not belong to the seven sources of waste?
a Rework
b Overtime
, c Transportation
d Inventory - CORRECT ANSWER- b Overtime
Seven Sources of Waste - CORRECT ANSWER- Inventory
Overproduction
Waiting time
Unnecessary transporting
Processing waste
Inefficient work methods
Product defects
What is the roof in the "house-shaped" representation of the Toyota Production
System?
a Just-in-time
b Waste reduction
c Built-in quality
d Process improvement - CORRECT ANSWER- b Waste reduction
The roof is the reduction of waste by better matching supply with demand. This includes
the waste of time of the flow units and the waste of resources.
What is the relationship between the number of kanban cards in a process and the
inventory level?
a There is no relationship between the two.
b There never can be more inventory in the process than what was authorized via
Kanban cards.
c The inventory of the process grows with the square root of the number of Kanban
cards.
d The inventory of the process can be reduced by adding more Kanban cards. -
CORRECT ANSWER- b There never can be more inventory in the process than what
was authorized via Kanban cards.
The information turnaround time is driven primarily by
a the number of workers.
b the IT system.
c the inventory in the process.
QUESTIONS WITH CORRECTLY SOLVED
ANSWERS/NEWEST UPDATE
Students have to change buildings between classes, which often involves walks of 5
minutes or more. Walking from one building to another is
a waste
non-value-added time
value-added time. - CORRECT ANSWER- non-value-added time
Such walks are not waste, as they are required given the current lay-out of the campus.
However (unless the students take great joy in the walk), they do not add value to the
customer; they are thus non-value add time.
Non-Value Added - CORRECT ANSWER- a processing step that does not enhance the
product but must be done
value added time - CORRECT ANSWER- the time in which useful work is actually being
done on the unit
What are the two pillars of the Toyota Production System?
a Just-in-time and waste reduction
b Waste reduction and built-in quality
c Built-in quality and just-in-time
d Process improvement and waste reduction - CORRECT ANSWER- c Built-in quality
and just-in-time Correct
Built-in Quality - CORRECT ANSWER- Built-In Quality practices ensure that each
Solution element, at every increment, meets appropriate quality standards throughout
development.
just in time - CORRECT ANSWER- a logistics process in which goods arrive when
needed for production, use, or sale rather than sitting in storage
Which of the following does not belong to the seven sources of waste?
a Rework
b Overtime
, c Transportation
d Inventory - CORRECT ANSWER- b Overtime
Seven Sources of Waste - CORRECT ANSWER- Inventory
Overproduction
Waiting time
Unnecessary transporting
Processing waste
Inefficient work methods
Product defects
What is the roof in the "house-shaped" representation of the Toyota Production
System?
a Just-in-time
b Waste reduction
c Built-in quality
d Process improvement - CORRECT ANSWER- b Waste reduction
The roof is the reduction of waste by better matching supply with demand. This includes
the waste of time of the flow units and the waste of resources.
What is the relationship between the number of kanban cards in a process and the
inventory level?
a There is no relationship between the two.
b There never can be more inventory in the process than what was authorized via
Kanban cards.
c The inventory of the process grows with the square root of the number of Kanban
cards.
d The inventory of the process can be reduced by adding more Kanban cards. -
CORRECT ANSWER- b There never can be more inventory in the process than what
was authorized via Kanban cards.
The information turnaround time is driven primarily by
a the number of workers.
b the IT system.
c the inventory in the process.
