CHST General MCQ 5

Question 1

What is the key difference between an 'incident' and an 'accident' in modern safety management terminology?

Accepted Answer

Incidents include near-misses and unplanned events; 'accident' implies randomness that safety professionals avoid

Answer

Modern safety science uses 'incident' because it encompasses near-misses and unplanned events, while 'accident' implies unpredictability and undermines the idea that events are preventable.

Question 2

Under OSHA's scaffolding standard (29 CFR 1926.451), what is the maximum height a scaffold's working level can be constructed without full fall protection?

Accepted Answer

10 feet

Answer

Fall protection is required on scaffolds when the working level is 10 feet or more above the ground or lower level for construction work.

Question 3

Which type of hazard analysis technique uses an inductive approach to identify what could go wrong by asking 'What if?' questions?

Accepted Answer

What-If Analysis

Answer

What-If Analysis is an inductive technique where a team brainstorms by posing 'What if?' questions to identify potential hazard scenarios and their consequences.

Question 4

A construction supervisor notices a worker wearing a hard hat that has been painted. What is the safety concern?

Accepted Answer

Paint solvents can degrade the shell material and reduce impact protection

Answer

Solvents and chemicals in paint can penetrate and weaken the polycarbonate or ABS shell of a hard hat, compromising its impact and penetration resistance.

Question 5

What is the primary purpose of a pre-task planning (PTP) meeting before beginning a new phase of work?

Accepted Answer

To identify task-specific hazards and agree on controls before work begins

Answer

Pre-task planning brings workers and supervisors together before starting work to identify hazards specific to that task and establish agreed-upon controls.

CHST - Construction Health and Safety Technician Practice Test

CHST - Construction Health and Safety Technician Practice Test

CHST General MCQ 5