CMMI Measurement & Performance Metrics 2

Question 1

What is the primary use of a Process Performance Model (PPM) in CMMI?

Accepted Answer

To predict future values of process or product measures from current process data

Answer

To document standard processes for regulatory compliance audits

Answer

To train new team members on approved process procedures

Answer

To establish cost baselines for project budgeting

Question 2

Which statistical tool is used in CMMI to determine whether a process is stable and predictable over time?

Accepted Answer

Control chart (Shewhart chart)

Answer

Pareto chart

Answer

Fishbone (Ishikawa) diagram

Answer

Scatter plot matrix

Question 3

In CMMI, why are 'operational definitions' required for measures?

Accepted Answer

To ensure measures are precise, unambiguous, and consistently collected across projects

Answer

To define legal terms of measurement contracts with third-party suppliers

Answer

To document the organizational hierarchy responsible for measurement governance

Answer

To specify the reporting frequency required for each metric

Question 4

In the GQM paradigm, what role do 'questions' play?

Accepted Answer

They characterize the information needed to assess whether a goal has been achieved

Answer

They define the organizational goals for a process improvement initiative

Answer

They specify the quantitative thresholds that define acceptable process performance

Answer

They identify stakeholders who will review and approve measurement results

Question 5

What is the purpose of a measurement repository in a CMMI organization?

Accepted Answer

Collecting and maintaining historical process performance data across projects for analysis

Answer

Storing physical measurement instruments and their calibration records

Answer

Housing regulatory compliance documentation for external auditors

Answer

Archiving customer requirements and product acceptance criteria

Question 6

Which CMMI Level 4 process area focuses specifically on managing individual project performance using statistical techniques?

Accepted Answer

Quantitative Project Management (QPM)

Answer

Organizational Process Focus (OPF)

Answer

Causal Analysis and Resolution (CAR)

Answer

Organizational Performance Management (OPM)

Question 7

What does 'common cause variation' mean in the context of CMMI statistical process management?

Accepted Answer

Natural, inherent variation present in a stable, in-control process

Answer

Variation caused by an identifiable, specific event or assignable factor

Answer

Variation introduced by supplier non-conformance with agreed standards

Answer

Variation detected and recorded during formal quality audits