When using Continuous Integration, how often should the build be executed?
(choose the best answer)
A. Once per day.
B. Before the end of the Sprint.
C. Whenever new tests are created or uncertainty arises about whether old tests will pass.
D. Whenever new or changed code is checked into version control.
E. Once per hour.

What is the primary purpose of refactoring?
(choose the best answer)
A. Creating better technical documentation.
B. Making sure that the code is readable and maintainable.
C. Removing all bugs that were found during regression tests.
D. Ensuring that all factors are constantly aligned.

Which best describes the Product Backlog?
(choose the best answer)
A. It is baselined to follow change management processes.
B. It contains all foreseeable tasks and requirements from which the Scrum Team can develop and maintain a complete project plan.
C. It is allowed to grow and change as more is learned about the product and its customers.
D. It provides just enough information to enable a Scrum Team to start the design phase of a product.

What is the practice of branching code in a version control system?
(choose the best answer)
A. Combining two or more branches of code into a single codebase.
B. Creating a copy of the existing code, isolated from the original code.
C. Tagging or labeling a particular codebase as ready for distribution.
D. Releasing a specific codebase into a production environment.

Is it a good idea to follow each automated build with the execution of automated tests?
(choose the best answer)
A. No. Automated tests should only be executed when the implementation of a Product Backlog item is complete.
B. No. It would take too much time.
C. Yes. The tests may identify whether there are problems that the Developers should fix before proceeding.
D. Yes. Code coverage can be used to assess progress.

Which four are benefits of Test-Driven Development?
(choose the best four answers)
A. It causes you to construct a test harness.
B. It improves quality and reduces bugs.
C. It reduces the cost of maintenance over time.
D. It ensures no defects are present in the code.
E. It promotes good design and separation of concerns.