ICBB Exam Details

  • Exam Code
    :ICBB
  • Exam Name
    :IASSC Certified - Lean Six Sigma Black Belt
  • Certification
    :IASSC Certifications
  • Vendor
    :IASSC
  • Total Questions
    :424 Q&As
  • Last Updated
    :Jul 11, 2026

IASSC ICBB Online Questions & Answers

  • Question 271:

    Upon completion and validation of an improvement to a process a Belt and the Project Team create a Control Plan that contains which of these?

    A. Standard operating work description of the process change
    B. Description of the monitoring system in place to assure continued compliance
    C. Summary of the targeted critical metrics for process performance measurement
    D. All of the above

  • Question 272:

    Attribute control charts are different from most of the variables control charts. It is because they do not have _________________.

    A. UCL
    B. LCL
    C. CL
    D. Two graphs

  • Question 273:

    Sally bought a blender from her local appliance store. When she changed blades the blender would not function. For the manufacturer this would be categorized as what type of cost?

    A. Internal Failure Costs
    B. External Failure Costs
    C. Prevention Costs
    D. Appraisal Costs

  • Question 274:

    Much of the Six Sigma methodology is used to identify and remove causes for _____________ .

    A. Process Variation
    B. Material Costs
    C. Excess Inventory
    D. Lost Sales

  • Question 275:

    A Process Map is created in order that a Belt can __________________.

    A. Follow the product to the end
    B. Get the line people's names correct
    C. Capture all the activities comprising the process
    D. Manage the input inventory delivery schedule

  • Question 276:

    All the data points that represent the total set of information of interest is called the ________________ .

    A. Population
    B. Sample
    C. Frame
    D. Spread

  • Question 277:

    In Robust Design, the transmitted noise is minimum, where:

    A. The slope of the response curve is minimum
    B. The slope of the response curve is maximum
    C. The slope of the curve is 450
    D. The slope of the curve is 600

  • Question 278:

    Which statement(s) are correct about the Pareto Chart shown here for the DOE analysis? (Note: There are 2 correct answers).

    A. It is unknown from this graph how many factors were in the Experimental Design
    B. The factors to keep in the mathematical model are E, D, DE, BD and B with an alpha risk equal to 2.06
    C. The effects to keep in the mathematical model are E, D, DE, BD and B with an alpha risk equal to 0.05
    D. The factors to keep in the mathematical model with a 5% alpha risk are BE, AB, A and AD

  • Question 279:

    Suppose a purchase order is inspected for the supplier address, quantity as per indent, price as per indent, and time to deliver. The inspection results for a set of 100 purchase orders are given in the table below. What is the DPMO?

    A. 20,000
    B. 22,000
    C. 24,000
    D. 25,000

  • Question 280:

    Which of the following is not a time estimates for PERT?

    A. Pessimistic time
    B. Most likely time
    C. Optimistic time
    D. Waiting time

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