IHSA Risk Analysis & Hazard Identification 3

Question 1

Fault Tree Analysis (FTA) is a technique that works:

Accepted Answer

Top-down, starting from an undesired event to identify root causes

Answer

FTA begins with a defined top-level undesired event and works downward through logic gates to identify contributing causes.

Question 2

Which OSHA process safety management (PSM) element requires employers to identify and analyze hazards of highly hazardous chemicals?

Accepted Answer

Process Hazard Analysis (PHA)

Answer

Process Hazard Analysis is the PSM element specifically requiring systematic identification and evaluation of chemical process hazards.

Question 3

The purpose of a bow-tie diagram in risk analysis is to:

Accepted Answer

Visually link threat causes through a critical event to consequences and controls on both sides

Answer

A bow-tie diagram shows threats and prevention barriers on the left and consequences and mitigation barriers on the right of a central hazardous event.

Question 4

In risk management, 'residual risk' refers to:

Accepted Answer

The risk that remains after controls have been implemented

Answer

Residual risk is the remaining level of risk after all feasible controls have been applied to reduce the initial inherent risk.

Question 5

An IHSA certified coach conducting a risk assessment should document findings in order to:

Accepted Answer

Provide a record for tracking corrective actions and demonstrating due diligence

Answer

Documentation creates an audit trail for corrective actions, supports continuous improvement, and demonstrates legal due diligence.

(IHSA) Infrastructure Health & Safety Association Certified Coach Practice Test

(IHSA) Infrastructure Health & Safety Association Certified Coach Practice Test

IHSA Risk Analysis & Hazard Identification 3