New PMP Question & Answers with explanation

You are the project manager for Changing Tides video games. You are in the process of breaking the work packages into activities. Which of the following options are true?
Select two
Which of the following is not a major step of decomposition?
Select one
Your company provides answering services for several major catalog retailers. The number of calls coming into the service center per month has continued to increase over the past 18 months. The phone system is approaching the maximum load limits and needs to be upgraded. You've been assigned to head up the upgrade project. Based on the company's experience with the vendor who worked on the last phone upgrade project, you're confident they'll be able to assist you with this project as well. Which of the following is true?
Select one
You are creating your project management plan. The project you are working on involves accepting credit cards on your organization's website. This will require yearly audits to ensure you are following best practices in developing your website and not exposing sensitive customer information. Which of the following EEFs should you consider given this scenario?
Select two
Your project depends on a key deliverable from a vendor you've used several times before with great success. You're counting on the delivery to arrive on June 1. This is an example of a/an ___________________.
Select one