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You are defining the test approach for an Agile project that is developing a system that will control traffic lights at busy road junctions based on input from sensors that measure traffic density and flow rates on the roads leading to the junctions. It i s a safety-critical application but. because of the skill and experience of the project team, a risk assessment has determined that its risk level is low. which option in the table below represents the BEST test approach for this release? Key to symbols + (highl y recommended) + (recommended) o (neutial / optional) - (not recommended) - (not to be used) Option NumberTest AutomationExploratory Testing(manual) Black-box testing 1++++ 2- + 34-4-+ 40+++ SELECT ONE OPTION
Correct Answer: B
Option 4 is the best test approach for this Agile project. It suggests a neutral stance on test automation, highly recommends exploratory testing, and recommends black-box testing. This approach is suitable for a safety-critical application with a low-risk level due to the skilled and experienced project team. Exploratory testing is crucial in this contextas it allows testers to investigate the system's behavior under various scenarios and discover issues that may not be covered by automated tests or predefined test cases. Black-box testing is also recommended to ensure that the system meets its requirements without the need for detailed knowledge of its internal workings12. References = ISTQB Advanced Level Agile Technical Tester documents and Training resources34.
