Which statement regarding functional safety assessment is true?

• A. The assessment does not need to be planned
• B. The assessors should have minimal independence
• C. The assessment should be conducted before equipment operation
• D. Functional safety assessments provide no checking function

Answer: (C)

The statement that the assessment should be conducted before equipment operation is true because functional safety assessments are essential to ensure that a system meets its safety requirements before it is deployed or put into operation. This proactive approach helps identify any potential safety deficiencies or compliance issues prior to the system's use, which is crucial in preventing hazardous situations and ensuring that the system operates safely in its intended environment. Conducting these assessments prior to operation allows for corrective actions to be taken if necessary, thereby safeguarding both the equipment and its users.

Assessments done after operation may not effectively address safety concerns that could impact the performance or operational environment of the system, emphasizing the importance of the timing of the assessment. By ensuring that functional safety activities are completed and validated before deployment, organizations are better equipped to manage risks associated with their equipment or systems.