New PMP Question & Answers with explanation

You are considering using an agile approach to conduct your project. The organization's culture is open to new ideas and supports honesty and transparency. They use KPI measurements to evaluate success. Which of the following statements are true?
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You are a project manager for a growing dairy farm business. It offers organic dairy products regionally and is expanding its operations to the West Coast. It's in the process of purchasing and leasing dairy farm businesses to get operations underway. The subproject manager in charge of network operations has reported some hardware problems to you. You're also having problems coordinating and integrating other elements of the project. Which of the following statements is true?
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You are a project manager for a growing dairy farm business. It offers organic dairy products regionally and is expanding its operations to the West Coast. It is in the process of purchasing and leasing dairy farm businesses to get operations underway. You are in charge of the network operations part of this project. An important deadline that depends on the successful completion of the testing phase is approaching. You've detected some problems with your hardware in the testing phase and discover that the hardware is not compatible with other network equipment. You are empowered to take corrective action and exchange the hardware for more compatible equipment. Which of the following statements is true?
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Your organization is embarking on a long-term project that will require additional human resources on a contract basis to complete the work of the project. Since the project will span several years, you know one vendor probably can't supply all the resources you'll need over the course of the contract. However, you want to work with only one vendor throughout the project to minimize the number of procurement documents you'll have to produce. So, you'll specify in your procurement documents that contractors will have to form partnerships to work on this project. You know all of the following are true regarding this question except for which one?
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Which of the following best characterizes Six Sigma as it relates to quality?
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