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Six Sigma ICBB Exam Practice Questions (P. 4)

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Question #31
Which of these items contribute to what is necessary for successful Kaizen events?
  1. A
    Analysis tools
  2. B
    Management support
  3. C
    Operator support
  4. D
    All of these answers are correct

Correct Answer:
D

Question #32
Kanban establishes a means of monitoring production, conveyance and delivery information such that efficient flow is established. The method used by Kanban is to require a _________ before anything moves.
  1. A
    Sign-off
  2. B
    Signal
  3. C
    Bell to ring
  4. D
    Work order

Correct Answer:
B

Question #33
When a Belt decides to use written procedures and visual controls to improve the consistency of the tasks that must occur in the process he is improving he has utilized the _________________ activity of 5S.
  1. A
    Sustaining
  2. B
    Sorting
  3. C
    Standardizing
  4. D
    Straightening

Correct Answer:
C

Question #34
SPC Charts are used extensively in different business and decision-making environments. In this example a vendor is being selected based on speed of delivery.
Which of the conclusions would help you pick a vendor for your needs regarding lead-time of delivery from your vendors? (Note: There are 4 correct answers).

  1. A
    Vendor A with a much shorter lead time in delivery
  2. B
    Vendor B as it has a better consistency (lower variance) on lead time
  3. C
    Vendor B as Vendor A shows a situation out of control as shown in red
  4. D
    Vendor B as the Control Limits are much narrower than Vendor A
  5. E
    Vendor B with higher lead time, but a process with much narrower Control Limits

Correct Answer:
BCDE

Question #35
Fractional Factorial designs are used to reduce the ____________ because the number of runs has been lowered.
  1. A
    Time and cost of experiments
  2. B
    Number of people involved
  3. C
    Number of data measurement points
  4. D
    Output summary

Correct Answer:
A

Question #36
Fractional Factorial Designs are used to analyze factors to model the output as a function of inputs if Hypothesis Testing in the Analyze Phase was inadequate to sufficiently narrow the factors that significantly impact the output(s).
  1. A
    True
  2. B
    False

Correct Answer:
A

Question #37
A Factorial Experiment based on a Level 2 Design with 6 factors would require 16 runs to fully assess the interactions.
  1. A
    True
  2. B
    False

Correct Answer:
B

Question #38
A Full Factorial experiment using a 3 level 3 factor approach has been proposed to test the viability of an extrusion machine experiment. How many treatment combinations will this approach involve?
  1. A
    6
  2. B
    9
  3. C
    27
  4. D
    54

Correct Answer:
C

Question #39
Screening experiments are the proper choice when a Belt is faced with the situation of highly Fractional Factorial Designs.
  1. A
    True
  2. B
    False

Correct Answer:
A

Question #40
Which statement(s) are correct about the DOE Factorial plot output here? (Note: There are 3 correct answers).

  1. A
    Two factors were operated at 3 levels each
  2. B
    The highest tool age was achieved with metal hardness at high level while keeping the cutting speed at the low level
  3. C
    The design indicated above is a 32 factorial design
  4. D
    The cutting speed and cutting angle are at the low level for the least tool age achieved
  5. E
    All factors had 2 levels in the experiment

Correct Answer:
BCE

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