25.1. What is Unit Testing?

Try these first

1. 1.

   What is Unit Testing?

   Hint

   Think about what exactly is being tested.

2. 2.

   Who generally performs Unit Testing?

   Hint

   Consider when in the development process testing happens.

3. 3.

   What is the main purpose of Unit Testing?

   • To ensure the entire system is ready
   • To verify individual parts work correctly
   • To speed up development

   Hint

   Consider what aspect of the application is under scrutiny.

4. 4.

   Unit Testing is primarily performed by which role?

   • True (Developers)
   • False (QA Testers)

   Hint

   Think about who is involved during the initial coding.

5. 5.

   Create a Unit Test for a method that calculates the factorial of a number. Detail what cases you would test.

   Hint

   Consider both valid and invalid input cases.

6. 6.

   Discuss the consequences of not performing Unit Testing and how it could impact software quality.

   Hint

   Reflect on how early detection versus late detection of bugs affects resources.