CRL CRL - Certified Reliability Leader Risk Management and Criticality Analysis Questions and Answers 2

Question 1

Which tool is most commonly used to map the logical relationships between failure events leading to a top-level undesired event?

Accepted Answer

Fault Tree Analysis (FTA)

Answer

FMEA

Answer

Pareto Chart

Answer

P-F Curve

Question 2

The P-F interval in condition-based maintenance represents:

Accepted Answer

The time between the point of potential failure detection and functional failure

Answer

The interval between preventive maintenance tasks

Answer

The period between production runs

Answer

The time required to procure spare parts

Question 3

Run-to-failure (RTF) is an appropriate maintenance strategy when:

Accepted Answer

Failure consequences are low and repair costs are less than prevention costs

Answer

Equipment is safety-critical

Answer

Spares are difficult to obtain

Answer

Equipment has a long P-F interval

Question 4

A bow-tie analysis in risk management combines which two tools?

Accepted Answer

Fault Tree Analysis (FTA) and Event Tree Analysis (ETA)

Answer

FMEA and Pareto Analysis

Answer

RCM and FMECA

Answer

P-F Curve and Criticality Matrix

Question 5

Which risk mitigation strategy involves adding backup equipment to reduce the impact of a failure?

Accepted Answer

Redundancy

Answer

Elimination

Answer

Substitution

Answer

Administrative controls

Question 6

In the hierarchy of controls for risk mitigation, which approach provides the highest level of protection?

Accepted Answer

Elimination

Answer

Engineering controls

Answer

Administrative controls

Answer

Personal protective equipment (PPE)