What is regression testing? It’s a testing method used to check software still functions properly after changes or updates have been made.

What is Pair Testing? It's a test method where two people work together on the same test, helping to improve communication and team cohesion.

What is configuration testing? It’s the process of ensuring that all software and hardware elements in a build work together as they should.

What is unit testing and where does it fit into the testing process? Unit testing examines single units of code before they are integrated.