Unit testing is more appropriate for which testing technique among Project based testing and Product based testing?

Unit testing is more appropriate for product-based testing.

Product-based testing focuses on testing the entire software product as a whole, ensuring that it meets the specified requirements, performs all the desired functions, and is free from defects. In this approach, the testing is carried out from the end-user perspective, where the system is tested as a complete unit.

On the other hand, unit testing is a technique employed in project-based testing. It is a level of software testing where individual units or components of a system are tested in isolation to ensure that they work as expected. The purpose of unit testing is to identify and fix any defects or errors in the smallest possible units of the software, such as individual functions, methods, or modules.

Unit testing is typically performed by developers during the development phase, where they write test cases to validate the functionality of each unit or component of the software. These tests are executed in isolation, without any dependency on other units or external components. This approach helps identify issues early in the development process and allows for quick debugging and improvements.

Since unit testing focuses on testing individual units in isolation, it is more suitable for project-based testing. It helps ensure that each unit of the software works as expected before integrating them into the larger system or product.

In summary, unit testing is more appropriate for project-based testing, whereas product-based testing involves testing the entire software product as a whole.