New PMP Question & Answers with explanation

You are the project manager for an upcoming outdoor concert event. You're working on the procurement management plan for the computer software program that will control the lighting and screen projections during the concert. You're comparing the cost of purchasing a software product to the cost of your company programmers writing a custom software program. You are engaged in which of the following?
Select one
Which of the following are three characteristics of uncertainty according to the Agile Practice Guide (PMI®, 2017)?
Select three
All of the following statements are true regarding the RBS except for which one?
Select one
You are using a defined set of risk categories to determine both individual risks and overall project risks. You will also use PESTLE, a strategic analysis tool to assist in determining overall project risk. You are also using the lowest level of the RBS to help in constructing which of the following in order to identify risks?
Select one
Your project team has identified several potential risks on your current project that could have a significant impact if they occurred. The team examined the impact of the risks by keeping all the uncertain elements at their baseline values. Which of the following will the team use to display this information?
Select one