Your question is CIA Triad, Secure by Design, and Competency Questions. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
Explain how the CIA Triad and Secure by Design relate to competency-based questions, and describe how you would demonstrate these in practice at BAE Systems.