*Functional testing *:

• It verifies the operations and actions of the application *It is based on the requirements of the customers *it helps to enhance the behavior of the customers application *Functional testing is easily to execute manually *It tests what the product does *Functional testing is based on the business requirements Examples: Unit testing, Smoke testing, Integration testing, Regression testing

Non-functional testing:
*It verifies the behavior of the application
*It is based on the expectations of the customers
*It helps to improve the performance of the application
*It is hard to execute non-functional testing manually
*It describes hoe the product does
*non-functional testing is based on the performance requirement
Examples:
performance testing, load testing, stress testing, scalability testing