Question 1 (20 marks) (a) In designing a testing platform for a newly launch software, a software engineer normally needs to perform functional testing in different strategies to tackle any bugs or errors exist in a program. The two widely used methods are white box testing and black box testing. Explain both the white box testing and black box testing in the aspect specify below. (i) Definition of the test. (ii) The person in charge performing the test. (iii) The depth of understanding of the programming language needed. (iv) Method/source to be tested (v) Requirements to understand the design of the coding