Question 1

Which four are benefits of TDD?

Options :

A : It promotes good design and separation of concerns

B : It causes you to construct a test harness that can be automated

C : It improves quality and reduces bugs

D : It reduces the cost of maintenance over time

E : It ensure there will be no bugs in the code

Answer: A,B,C,D

Question 2

The right time to refactor code using TDD is

Options :

A : After the tests passes

B : When preparing legacy code for unit tests

C : When I can see the debt building in the code

D : After the tests fails

Answer: A

Question 3

What are two differences between unit tests and integration tests?

Options :

A : A unit tests only runs on the developer-s computer

B : A unit test is automated

C : An integration test runs overnight

D : A unit tests isolates a specific system behavior

E : An integration test may be composed of unit tests

Answer: A,D

Question 4

A company has team members with different perspectives (customer, development, testing) collaborating to write acceptance tests in advance of implementing the corresponding functionality. This company is practicing:

Options :

A : Acceptance Test Driven Development

B : Behavior Driven Development

C : Application Lifecycle Management

D : Branching

Answer: A

Question 5

Which of the following are advantages of Continuous Integration? (choose the best two answers)

Options :

A : The feature-branch is generally kept in a buildable state.

B : Know immediately how a change affected the product.

C : Reduce effort and risk when integrating changes.

D : Readability of code is improved.

Answer: B,C

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