OPERATIONS AND SUPPLY CHAIN
MANAGEMENT C720 OA PREP GUIDE
QUESTIONS WITH SOLUTIONS GRADED A+
2026
◉ A paper manufacturing company dealing in paper products
experiences quality issues due to poor performance and equipment
malfunction.Which of the following quality management tools must
the paper manufacturer use to find out the reason for their poor
quality of products? Answer: Pareto charts
◉ A company makes rulers that are designed to be 20 cm in length
with allowance ±0.1 cm.If the actual length of a ruler is 20.2 cm,
which factor will the company use to judge the quality of the length
of the rulers? Answer: Conformance
◉ Which aspect of quality is demonstrated by a vehicle that has a
useful life of 165,000 miles? Answer: Reliability
◉ Which quality management philosophy assigns cost to quality,
defines quality by how well a product can be used for its intended
purpose, and uses Pareto charts? Answer: Juran Institute's
management theory
,◉ Which quality management philosophy focuses on quality during
the design of a product to eliminate product quality variations?
Answer: Taguchi methods
◉ A company sells garage doors through a national retailer and
contracts with local installers to complete the installations. The
operations manager is responsible for completing the installations
in a 14-day period after the sale. The company will be penalized
financially if it fails to achieve these objectives. The operations
manager's daily responsibilities include contacting installers to
expedite orders and ensure deadlines are met. Which two tools
should be used to measure installer performance? Answer: Control
charts to measure the time elapsed to completion.
Run charts to chart output around the 14-day central tendency.
◉ The CEO of a service company wants to change the strategy of the
company from volume sales to high-quality products. Which
philosophy should the CEO implement to emphasize quality over
volume? Answer: Deming's 14 points
◉ Which quality tool examines patterns, flow, and causes of
variation of data points over time? Answer: Statistical process
control
, ◉ A company tries to reduce variation in the quality of products it
offers.
C Answer: A company tries to reduce variation in the quality of
products it offers.
A company emphasizes the quality of suppliers because the quality
of outputs are determined by the quality of inputs.
◉ Which Six Sigma methodology improves workplace efficiency and
eliminates waste? Answer: DMAIC
◉ A clothing retailer sends out evaluations to customers to rate
quality as "outstanding," "good," "average," and "bad."If the retailer
wants to know the annual frequency of each evaluation category,
which tool should the retailer use? Answer: Histogram
◉ A vice president of a major retailer is trying to reduce the wait
time for customers in the checkout line by appropriately opening
checkout lines. To do this, the VP needs to know the relationship and
degree of correlation between monthly customer visits and area
population.Which tool should be used in this situation? Answer:
Scatter plot
◉ A rental company has a fleet of 50 cars that can be rented daily if
all vehicles have been washed and inspected and are free of
MANAGEMENT C720 OA PREP GUIDE
QUESTIONS WITH SOLUTIONS GRADED A+
2026
◉ A paper manufacturing company dealing in paper products
experiences quality issues due to poor performance and equipment
malfunction.Which of the following quality management tools must
the paper manufacturer use to find out the reason for their poor
quality of products? Answer: Pareto charts
◉ A company makes rulers that are designed to be 20 cm in length
with allowance ±0.1 cm.If the actual length of a ruler is 20.2 cm,
which factor will the company use to judge the quality of the length
of the rulers? Answer: Conformance
◉ Which aspect of quality is demonstrated by a vehicle that has a
useful life of 165,000 miles? Answer: Reliability
◉ Which quality management philosophy assigns cost to quality,
defines quality by how well a product can be used for its intended
purpose, and uses Pareto charts? Answer: Juran Institute's
management theory
,◉ Which quality management philosophy focuses on quality during
the design of a product to eliminate product quality variations?
Answer: Taguchi methods
◉ A company sells garage doors through a national retailer and
contracts with local installers to complete the installations. The
operations manager is responsible for completing the installations
in a 14-day period after the sale. The company will be penalized
financially if it fails to achieve these objectives. The operations
manager's daily responsibilities include contacting installers to
expedite orders and ensure deadlines are met. Which two tools
should be used to measure installer performance? Answer: Control
charts to measure the time elapsed to completion.
Run charts to chart output around the 14-day central tendency.
◉ The CEO of a service company wants to change the strategy of the
company from volume sales to high-quality products. Which
philosophy should the CEO implement to emphasize quality over
volume? Answer: Deming's 14 points
◉ Which quality tool examines patterns, flow, and causes of
variation of data points over time? Answer: Statistical process
control
, ◉ A company tries to reduce variation in the quality of products it
offers.
C Answer: A company tries to reduce variation in the quality of
products it offers.
A company emphasizes the quality of suppliers because the quality
of outputs are determined by the quality of inputs.
◉ Which Six Sigma methodology improves workplace efficiency and
eliminates waste? Answer: DMAIC
◉ A clothing retailer sends out evaluations to customers to rate
quality as "outstanding," "good," "average," and "bad."If the retailer
wants to know the annual frequency of each evaluation category,
which tool should the retailer use? Answer: Histogram
◉ A vice president of a major retailer is trying to reduce the wait
time for customers in the checkout line by appropriately opening
checkout lines. To do this, the VP needs to know the relationship and
degree of correlation between monthly customer visits and area
population.Which tool should be used in this situation? Answer:
Scatter plot
◉ A rental company has a fleet of 50 cars that can be rented daily if
all vehicles have been washed and inspected and are free of
