Introduction to Test Driven Development (TDD) Quiz Answers

Get All Weeks Introduction to Test Driven Development (TDD) Quiz Answers

Week 01: Introduction to Test-Driven Development (TDD) Quiz Answers

Quiz 01:  Introduction to Testing

Q1. At which level of the software testing process do developers test an individual component of the system?

[expand title=View Answer]Unit testing [/expand]

Q2. During traditional release, what is the best environment to do performance testing?

[expand title=View Answer] Staging [/expand]

Q3. Behavior-driven development (BDD) focuses on the behavior of the system as observed from which perspective?

[expand title=View Answer] The outside [/expand]

Q4. Test-driven development (TDD) has which of the following advantages?

[expand title=View Answer] TDD keeps developers focused on the code’s purpose. [/expand]

Q5. Why do developers use test cases?

[expand title=View Answer]To ensure the code’s functionality [/expand]

Quiz 02: Introduction to Testing

Q1. Which aspects of your code can you test?

[expand title=View Answer] All aspects that you do and do not know of [/expand]

Q2. After cloning a new repository for a project on which you will work, what should be your next step?

[expand title=View Answer] Test the code. [/expand]

Q3. Testing has which of the following benefits for development?

[expand title=View Answer] Reduces development time [/expand]

Q4. At which level of the software testing process do developers combine individual units and test them as a group?

[expand title=View Answer] Integration testing[/expand]

Q5. In the software testing process, what is the purpose of acceptance-level testing?

[expand title=View Answer] Assess system compliance with business requirements. [/expand]

Q6. During the traditional release cycle, in which environment do developers perform unit testing?

[expand title=View Answer]Development [/expand]

Q7. Behavior-driven development (BDD) has which of the following advantages?

[expand title=View Answer] BDD keeps developers focused on the code’s purpose.[/expand]

Q8. Test-driven development (TDD) focuses on how the system works as observed from which perspective?

[expand title=View Answer] The outside [/expand]

Q9. Why do developers need both test-driven development (TDD) and behavior-driven development (BDD)?

[expand title=View Answer] TDD and BDD complement each other in the development process. [/expand]

Q10. What purpose do test cases serve?

[expand title=View Answer] Identify bugs in the code [/expand]

Week 02: Introduction to Test-Driven Development (TDD) Quiz Answers

Quiz 01 : Methods for Test-Driven Development

Q1. Which of the following features is available in Nose but missing in Unittest?

[expand title=View Answer] Running coverage automatically[/expand]

Q2. What is an assertion?

[expand title=View Answer] A statement that evaluates to either True or False[/expand]

Q3. Which of the following PyUnit assertions is useful for testing whether an object passed into it is the correct type returned from a function call?

[expand title=View Answer] assertIsInstance() [/expand]

Q4. What is the purpose of using happy paths in testing?

[expand title=View Answer] Ensure that functions produce the expected output.[/expand]

Q5. Why do developers use test fixtures?

[expand title=View Answer] Establish a known initial state for testing. [/expand]

Q6. Developers use test fixtures for which of the following situations?

[expand title=View Answer]Loading a database with a known data set [/expand]

Q7. What are the three levels of specificity at which test fixtures can operate?

[expand title=View Answer] Unit, integration, and system[/expand]

Quiz 02:  Methods for Test-Driven Development

Q1. In the basic workflow for test-driven development (TDD), what happens in the second step?

[expand title=View Answer] Write the program code. [/expand]

.

Q2. To create a DevOps pipeline, which type of testing must developers use for all testing?

[expand title=View Answer] Automated testing [/expand]

Q3. Which of the following Python testing frameworks is built into Python?

[expand title=View Answer] Doctest[/expand]

Q4. Which of the following commands can developers use to invoke Python with the unit test module and to run all the tests in the test folder?

[expand title=View Answer] python -m unittest discover [/expand]

Q5. Which of the following features is available in Nose but missing in Unittest?

[expand title=View Answer] Adding color coding to test output[/expand]

Q6. In which of the following ways do testing frameworks help developers build assertions?

[expand title=View Answer]Testing frameworks provide tools that simplify testing conditions. [/expand]

Q7. What purpose do assertions serve in testing?

[expand title=View Answer] Determining if tests have passed or failed [/expand]

Q8. What is the purpose of using sad paths in testing?

[expand title=View Answer] Verify that functions respond to exceptions appropriately. [/expand]

Q9. Test fixtures provide which of the following benefits for testing?

[expand title=View Answer] Repeatable results[/expand]

Q10. PyUnit provides six test fixtures. Assume you include all six in a test module. Which of the following sequences shows the order in which the test runner will execute the first three test fixtures?

[expand title=View Answer] setUpModule, tearDownModule, setUpClass [/expand]

Week 03: Introduction to Test-Driven Development (TDD) Quiz Answers

Quiz 01: Advanced Methods for Test-Driven Development

Q1. What is test coverage?

[expand title=View Answer] The percentage of lines of code executed during testing [/expand]

Q2. Why is continued testing important even at 100% test coverage?

[expand title=View Answer] To find additional bugs [/expand]

Q3. When generating fakes in Python, what is one purpose for using the Meta class inside the factory?

[expand title=View Answer] Indicates the model class for which the factory will create fakes [/expand]

Q4. Which of the following is a method for mocking?

[expand title=View Answer] Functional call patch [/expand]

Q5. Which of the following is a patching technique available in Python’s mock library?

[expand title=View Answer] Patching a function’s return value [/expand]

Quiz 02: Advanced Methods for Test-Driven Development

Q1. Why is high test coverage valuable for development?

[expand title=View Answer] Increases the likelihood that the code works as expected [/expand]

Q2. Fake data is more practical to use than real data in which of the following testing situations?

[expand title=View Answer] When testing requires only a small set of test data[/expand]

Q3. When generating fakes in Python, what is one purpose for using the Meta class inside the factory?

[expand title=View Answer] Provides information describing the purpose and number of fakes [/expand]

Q4. How do developers test fakes generated by a factory?

[expand title=View Answer] Developers test fakes just like real objects. [/expand]

Q5. What is mocking?

[expand title=View Answer]A process for creating fake objects that mimic the behavior of real objects [/expand]

Q6. Developers should use mocking for which of the following purposes?

[expand title=View Answer] Isolate their tests from external systems [/expand]

Q7. When patching, developers change the behavior of which of the following testing items?

[expand title=View Answer]Function call[/expand]

Q8. For which of the following situations is it useful to patch return values with data?

[expand title=View Answer] Testing objects with method calls [/expand]

Q9. Mock objects are useful in testing for which of the following reasons?

[expand title=View Answer] Mock objects can behave like real objects. [/expand]

Q10. In Python, how do you make a Mock object mimic a specific real object?

[expand title=View Answer] Specify the name of the real object in the spec parameter. [/expand]

Week 04: Introduction to Test-Driven Development (TDD) Quiz Answers

Quiz 01: Final Exam

Q1. Which of the following statements is a key principle of testing?

[expand title=View Answer]You can only test for the factors that you know.[/expand]

Q2. Testing has which of the following benefits for development?

[expand title=View Answer] Improves code quality[/expand]

Q3. At which level of the software testing process do developers test the entire software process?

[expand title=View Answer] System testing [/expand]

Q4. What is the purpose of integration testing?

[expand title=View Answer] Expose flaws in the interaction between components [/expand]

Q5. Behavior-driven development (BDD) ensures which of the following for developers?

[expand title=View Answer] Identifying the code’s purpose [/expand]

Q6. In the basic workflow for test driven development (TDD), what happens in the third step?

[expand title=View Answer] Write the program code. [/expand]

Q7. In which Python testing framework can you use nearly an infinite number of setup and teardown levels?

[expand title=View Answer] Pytest [/expand]

Q8. Assume you are using Python and have installed PyUnit, Nose, and Pinocchio. Which of the following commands can you use to perform unit tests and receive color-coded output?

[expand title=View Answer] nosetests –with-spec –spec-color [/expand]

Q9. Which of the following PyUnit assertions is useful for determining if an object is in a result set?

[expand title=View Answer] assertIn()[/expand]

Q10. PyUnit provides six test fixtures. Assume you include all six in a test module. Which of the following sequences shows the order in which the test runner will execute the final three test fixtures?

[expand title=View Answer] tearDown, tearDownClass, tearDownModule [/expand]

Q11. How does a missing test coverage report help developers improve their testing?

[expand title=View Answer] Reveals lines of code that need test cases[/expand]

Q12. When generating fakes in Python, what is one advantage of using the Faker class to generate fake data?

[expand title=View Answer] Creates a diverse set of test data[/expand]

Q13. Developers should use mocking for which of the following purposes?

[expand title=View Answer] Isolate their tests from a remote component [/expand]

Q14. For which of the following purposes is it useful to patch return values with data?

[expand title=View Answer] Controlling data returned from a function call [/expand]

Q15. Developers use mock objects for which of the following purposes?

[expand title=View Answer] Mimicking a real object [/expand]

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