New PMP Question & Answers with explanation

You are in the execution stage of your project, and you are informed that “corporate” will send in a team of consultants to review whether your project activities comply with your company’s and PMI’s policies, standards, and procedures. This is an example of:
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The paint on the exotic cars that are manufactured in your plant is bubbling about a year after application. What would be the best tool for your team to use to find potential causes of the peeling paint?
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Which process group corresponds to the “do” part of the plan-do-check-act cycle?
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Sandra is managing an ERP system deployment project. Due to the complexity of the project and the number of project stakeholders involved, she decides to use a multi-criteria decision analysis for reviewing all change requests. What should be her first step in establishing this?
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You work at a software company that authors Material Safety Data Sheets (MSDS) for chemical companies. Prior to releasing the MSDS to the company, you have created a list of items for review to ensure they appear in the document. These items include chemical name, CAS#, protection required, what to do in an emergency, etc. This list is an example of what type of tool?
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