OPERATIONS AND SUPPLY CHAIN
MANAGEMENT C720 EXAM SCRIPT
QUESTIONS WITH FULL SOLUTIONS 2026
◉ 5 steps of Six Sigma Answer: 1. Define
2. Measure
3. Analyze
4. Improve
5. Control
◉ Define Answer: Uses a project charter to define a problem or
improvement opportunity. The charter includes the scope of the
project, the problem statement, time frame, boundaries, and team
members. also involve the voice of the customer
◉ Measure Answer: Measuring current or as is process performance
is accomplished with a process map of the activities performed at
each step of the process. Each step is assessed to determine the
ability to meet customer specification in capability analysis
◉ Analyze Answer: The main objective is to determine the root
causes of variation in the process that result in failures or defects.
,Tools used in the analysis phase are cause and effect analysis, such
as fish bone diagrams.
◉ Improve Answer: Improvements are often made through kaizen
teams that can make rapid changes using ideas from the people who
are directly involved in the process
◉ Control Answer: Maintaining and standardizing the improved
performance is the final step of theDMAIC methodology. This can be
accomplished through a control plan to document the requirements
to reduce process variation
◉ Tool used for control?? Answer: Is the 5S methodology (sort,
straighten, shine, standardize, sustain).. creates visual control of the
workplace
◉ Kaizen Answer: Japanese term for continuous improvement.. a
step by step improvement business process
◉ What is Six Sigma?? Answer: Is a collection of ideas and programs
intended to improve the quality of a service or a good by using tools
that identify the root cause of the defects
, ◉ Six Sigma develops a group of specialists within an organization
called?? Answer: Black belts & green belts.. who are experts in
specific methods
◉ Measure Answer: Measuring current or as is process performance
is accomplished with a person
◉ What is the root of JIT Answer: It can be found in the development
and application of the assembly line where work is organized in a
continuous flow and inventory and wasteful activities are removed
◉ Who is credited for the develop of just-in-time JIT?? Answer: The
Japanese automaker Toyota
◉ What are some of the reason why companies decrease inventory
investment?? Answer: A company could free up capital to purchase
better equipment, develop new product lines, or give its employees
raises
◉ Continuous flow process Answer: Work in process inventories are
kept to a minimum, and material flows smoothly from one
processing step to the next
◉ Who uses a continuous flow process Answer: Oil refineries
MANAGEMENT C720 EXAM SCRIPT
QUESTIONS WITH FULL SOLUTIONS 2026
◉ 5 steps of Six Sigma Answer: 1. Define
2. Measure
3. Analyze
4. Improve
5. Control
◉ Define Answer: Uses a project charter to define a problem or
improvement opportunity. The charter includes the scope of the
project, the problem statement, time frame, boundaries, and team
members. also involve the voice of the customer
◉ Measure Answer: Measuring current or as is process performance
is accomplished with a process map of the activities performed at
each step of the process. Each step is assessed to determine the
ability to meet customer specification in capability analysis
◉ Analyze Answer: The main objective is to determine the root
causes of variation in the process that result in failures or defects.
,Tools used in the analysis phase are cause and effect analysis, such
as fish bone diagrams.
◉ Improve Answer: Improvements are often made through kaizen
teams that can make rapid changes using ideas from the people who
are directly involved in the process
◉ Control Answer: Maintaining and standardizing the improved
performance is the final step of theDMAIC methodology. This can be
accomplished through a control plan to document the requirements
to reduce process variation
◉ Tool used for control?? Answer: Is the 5S methodology (sort,
straighten, shine, standardize, sustain).. creates visual control of the
workplace
◉ Kaizen Answer: Japanese term for continuous improvement.. a
step by step improvement business process
◉ What is Six Sigma?? Answer: Is a collection of ideas and programs
intended to improve the quality of a service or a good by using tools
that identify the root cause of the defects
, ◉ Six Sigma develops a group of specialists within an organization
called?? Answer: Black belts & green belts.. who are experts in
specific methods
◉ Measure Answer: Measuring current or as is process performance
is accomplished with a person
◉ What is the root of JIT Answer: It can be found in the development
and application of the assembly line where work is organized in a
continuous flow and inventory and wasteful activities are removed
◉ Who is credited for the develop of just-in-time JIT?? Answer: The
Japanese automaker Toyota
◉ What are some of the reason why companies decrease inventory
investment?? Answer: A company could free up capital to purchase
better equipment, develop new product lines, or give its employees
raises
◉ Continuous flow process Answer: Work in process inventories are
kept to a minimum, and material flows smoothly from one
processing step to the next
◉ Who uses a continuous flow process Answer: Oil refineries
