Functional Testing is a Quality Assurance (QA) process that bases its test cases on the specifications as per the concerned National & International Standards. Functional tests are focused on checking the Dimensions, Power Input, Leakage and another performance testing for determining the quality of parameters declared.
It is of prior importance to check whether the Quality of any product is meeting the requirements as showed and declared by the manufacturer or not. Checking and assurance of quality of such day-to-day usable products are quite necessary and compulsory in order to make it more feasible before the product reaches the user. This process of Quality Assurance (QA) provides confidence while in the hands of the user.