New PMP Question & Answers with explanation

Due to the unexpected release of a similar product from a competitor, the Widgets International executive team has stepped up the pressure on the product team to release the Widget product three months earlier. The project manager uses what technique to shorten the schedule but maintain the project scope?
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While reviewing project procurement and accounting records for your project, you discover there is a pattern of unauthorized expenses by a specific resource. These expenses are not within the scope of the project and were somewhat camouflaged within a number of large and complicated expense reports. What do you do?
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What is the logical sequence of the Project Scope Management processes?
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The key difference between Validate Scope and Control Quality is:
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A project has gone out of control, and the project manager is trying to bring it back under control. There have been a number of changes to the project scope. Some of these changes resulted in further changes, causing project cost to spiral upward and causing the project to go out of schedule. This is known as:
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