NEBOSH HSE PSM EXAM 2 CERTIFICATION
TEST PAPER 2026 COMPLETE SOLUTIONS
GRADED A PLUS
◉ Root cause.
Answer: An underlying circumstance that allowed the unsafe
condition to exist
◉ Leading indicators.
Answer: Proactive measurements of conditions that monitor process
safety before something goes wrong and to see if things are
operating as intended
◉ Lagging indicators.
Answer: Reactive measures that look at failures, such as the number
of injuries, the number of near misses etc
◉ Auditing.
Answer: Systematic, objective critical evaluation of how well an
organisation's management system is performing by examining
evidence
◉ Hazard.
,Answer: Something that has the potential to cause harm
◉ Risk.
Answer: Likelihood that a hazard will cause harm, in combination
with the severity
◉ Acronym: Failure Mode Effect Analysis.
Answer: Acronym: FMEA
◉ Risk Priority Number (RPN) equation.
Answer: Severity x Occurrence x Detection
◉ Severity X Occurrence X Detection.
Answer: Risk Priority Number (RPN) equation
◉ HAZID.
Answer: A structured, team-based approach to identify hazards,
potential consequences and requirements for risk reduction
◉ HAZID characteristics.
Answer: top-down, consequence driven study
, ◉ top-down, consequence driven study.
Answer: Is HAZID bottom up or top down?
◉ HAZOP.
Answer: A very thorough analysis of a process to identify ways in
which the process could deviate from its design intention
◉ HAZOP characteristics.
Answer: Bottom up, cause driven study
◉ Bottom up, cause driven study.
Answer: Is HAZOP top down or bottom up?
◉ Event Tree Analysis.
Answer: Tool used to evaluate the mitigation measures that will
operate after an event
◉ Hierarchy of risk controls.
Answer: Inherent safety; elimination; substitution; engineering
controls; administrative controls
◉ Inherent safety; elimination; substitution; engineering controls;
administrative controls.
TEST PAPER 2026 COMPLETE SOLUTIONS
GRADED A PLUS
◉ Root cause.
Answer: An underlying circumstance that allowed the unsafe
condition to exist
◉ Leading indicators.
Answer: Proactive measurements of conditions that monitor process
safety before something goes wrong and to see if things are
operating as intended
◉ Lagging indicators.
Answer: Reactive measures that look at failures, such as the number
of injuries, the number of near misses etc
◉ Auditing.
Answer: Systematic, objective critical evaluation of how well an
organisation's management system is performing by examining
evidence
◉ Hazard.
,Answer: Something that has the potential to cause harm
◉ Risk.
Answer: Likelihood that a hazard will cause harm, in combination
with the severity
◉ Acronym: Failure Mode Effect Analysis.
Answer: Acronym: FMEA
◉ Risk Priority Number (RPN) equation.
Answer: Severity x Occurrence x Detection
◉ Severity X Occurrence X Detection.
Answer: Risk Priority Number (RPN) equation
◉ HAZID.
Answer: A structured, team-based approach to identify hazards,
potential consequences and requirements for risk reduction
◉ HAZID characteristics.
Answer: top-down, consequence driven study
, ◉ top-down, consequence driven study.
Answer: Is HAZID bottom up or top down?
◉ HAZOP.
Answer: A very thorough analysis of a process to identify ways in
which the process could deviate from its design intention
◉ HAZOP characteristics.
Answer: Bottom up, cause driven study
◉ Bottom up, cause driven study.
Answer: Is HAZOP top down or bottom up?
◉ Event Tree Analysis.
Answer: Tool used to evaluate the mitigation measures that will
operate after an event
◉ Hierarchy of risk controls.
Answer: Inherent safety; elimination; substitution; engineering
controls; administrative controls
◉ Inherent safety; elimination; substitution; engineering controls;
administrative controls.
