What is a functional test?

a. a set of instructions executed to verify a particular artifact

b. a test that checks a specific feature within a program

c. a test that checks the logically integrated modules

d. a test that checks individual units of code

b. a test that checks a specific feature within a program

A functional test is a test that checks a specific feature within a program. This type of test focuses on verifying that the functionality of a program or system is working as expected. It is typically performed by simulating the normal usage scenarios to ensure that the program meets the specified requirements and produces the desired output. Functional tests are designed to validate the behavior of the program from the end user's perspective.