Question 1

What is the union of the sets {1, 2, 3} and {3, 4, 5}?

Options :

A : {1, 2, 3}

B : {1, 2, 3, 3, 4, 5}

C : {3}

D : {1, 2, 3, 4, 5}

Answer: D

Question 2

What is the primary goal of increasing the signal-to-noise ratio in a manufacturing process?

Options :

A : To increase the capacity of the process

B : To reduce the impact of uncontrollable factors on the process output

C : To eliminate waste and reduce variation

D : To maximize the efficiency of the process

Answer: B

Question 3

A company wants to create a Pareto chart to show the frequency of different types of customer complaints. Which of the following steps should they take first?

Options :

A : Create a bar chart showing the frequency of each complaint type

B : Calculate the total number of complaints received

C : Group the complaints into categories

D : Rank the complaints in descending order of frequency

Answer: C

Question 4

In the context of QFD, what is the role of the House of Quality matrix?

Options :

A : To visually display and analyze customer feedback using word clouds

B : To calculate customer satisfaction scores and identify trends

C : To relate customer needs and requirements to product or service features

D : To predict future purchasing behaviour based on past data

Answer: C

Question 5

In the context of Overall Equipment Effectiveness (OEE), what does the Availability factor represent?

Options :

A : The proportion of time that the equipment is running effectively without unplanned stops or failures

B : The proportion of time that the equipment is available for production, regardless of its performance

C : The proportion of time that the equipment is running at its designed speed

D : The proportion of good parts produced compared to the total number of parts produced

Answer: A

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