Glossary - 'O'

• Operational definitions The quantifiable terms and values used to measure a process, activity, or work result. Operational definitions are also known as metrics.
• Organizational process assets Describes the organization’s assets that may influence how the project is managed. This includes existing project plan templates, policies, procedures, and guidelines. The most evident organizational process asset is the lessons learned documentation and historical information from previous projects.
• Ouchi’s Theory Z This theory posits that workers are motivated by a sense of commitment, opportunity, and advancement. Thus, employees will work if they are challenged and motivated.

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References:

• PMP Exam Prep, Fifth Edition: Rita's Course in a Book for Passing the PMP Exam by Rita Mulcahy.
  
• PMP Project Management Professional Study Guide, Second Edition by Joseph Phillips.
  
• PMP: Project Management Professional Study Guide, 3rd Edition by Kim Heldman.