Which of the following is a characteristic of white-box techniques?
A . Models, either formal or informal, are used for the specification of the problem to be solved, the software or its components.
B . Test cases are derived from functional and non-functional requirements.
C . The knowledge of testers, developers, users and other stakeholders about the software, its usage and its environment is one source of information.
D . The extent of the code coverage can be measured for existing test cases, and further test cases can be derived systematically to increase coverage.
Answer: D
Explanation:
Reference: http://softwaretestingtimes.com/2010/04/test-design-techniques_29.html