New PMP Question & Answers with explanation

You are a project manager working on manufacturing a new product. The operational process is very detailed. One of the components of the product must measure 1 centimeter by 1 centimeter. Reliability is measured using a machine that samples one part in every hundred to assure the measurements are correct. Which of the following does this question describe?
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Sue leads a PMO that is in the process of shifting the organization from using predictive to more adaptive approaches to delivering project outcomes. During an Agile training session for her organization, a team member asks, “How many people are on a project team?” What response is Sue likely to provide?
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Which of the following estimate ranges represents a rough order of magnitude?
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Grant hesitantly knocks on his project sponsor’s door to notify her of a budget overage that has occurred. Because of a vendor error, he shared that a critical piece of equipment would cost $30,000 more than originally estimated. Fortunately for Grant, the sponsor understood the situation and approved the use of funds set aside for unexpected events. From where will Grant pull the funds to cover the equipment?
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Julie is a product manager responsible for a line of smart water bottles that connect to a mobile app to capture data and provide suggestions regarding your drinking habits. In preparation for the upcoming sprint, she meets with the team to ensure that stories are clear and appropriately sized. What activity is Julie performing with the team?
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