New PMP Question & Answers with explanation

Leticia is a project manager working for Dancing Apron, a company that combines cooking with simple children’s cooking recipes and music. Her latest project involves the release of the company’s first digital product that parents will be able to purchase and download online. While overseeing the project, Leticia notices that recent stakeholder engagement levels have dropped significantly, and they’ve begun to disagree during status meetings. What key information can she use to help her deal with the situation?
Select one
Which of the following best describe characteristics of a product backlog?
Select three
If you know that EV = 114, PV = 120, and AC = 103, what are CPI and SPI, respectively?
Select one
At what point in the project life cycle do costs peak?
Select one
You are the project manager for Xylophone Phonics, which produces children’s software programs that teach basic reading and math skills. You are performing the Plan Quality Management process and are considering the trade-offs between cost and quality. You know that it is cheaper and more efficient to prevent defects in the first place than to spend time and money fixing them later. Which of the following does this describe?
Select one