A. Restructuring the estimate by applying a higher cost performance index during what if analysis.

B. Modifying the cost baseline due to an increased estimate at completion and a negative cost variance.

C. Restructuring of code so as to improve the code without changing its external behavior.

D. Modifying the project due to scope changes, resource availability, and cost and schedule variances.

A. Using an abstract measurement to estimate Product Backlog items

B. Creating a strategic plan by estimating hours and days required

C. Estimating source lines of code needed to implement the features

D. Taking an initial set of estimates and adding an appropriate risk factor

A. Relative measure of the size of a user story.

B. Priority of the user story in the backlog.

C. Business value of the user story.

D. Duration it takes to complete a user story.

A. Report progress of the work effort, what work will be done next, and review impediments to progress.

B. Prioritize the Product Backlog, generate development and testing estimates, and plan the next iteration.

C. Provide a demonstration of the features developed during the iteration, get feedback from users, and begin testing.

D. Identify what worked well, what did not work well, and what actions should be taken to improve the process.

A. The principles of each are often complementary.

B. Scrum is a component of XP.

C. XP is a component of Scrum.

D. The principles of each are often contradictory.